FITSIO TESTPROG Try opening then closing a nonexistent file: ftopen iunit, status (expect an error) = 15 104 ftclos status = 104 ftinit create new file status = 0 test writing of long string keywords: 123456789012345678901234567890123456789012345678901234567890123456789012345 '12345678901234567890123456789012345678901234567890123456789012345678' 1234567890123456789012345678901234567890123456789012345678901234'6789012345 '1234567890123456789012345678901234567890123456789012345678901234''67' 1234567890123456789012345678901234567890123456789012345678901234''789012345 '1234567890123456789012345678901234567890123456789012345678901234''''' 1234567890123456789012345678901234567890123456789012345678901234567'9012345 '1234567890123456789012345678901234567890123456789012345678901234567' Wrote all Keywords successfully ftflus status = 0 HDU number = 1 Values read back from primary array (99 = null pixel) The 1st, and every 4th pixel should be undefined: 99 2 3 99 5 6 7 99 9 10 11 99 13 14 15 99 17 18 19 99 T (ftgpvb) 99 2 3 99 5 6 7 99 9 10 11 99 13 14 15 99 17 18 19 99 T (ftgpvi) 99 2 3 99 5 6 7 99 9 10 11 99 13 14 15 99 17 18 19 99 T (ftgpvj) 99. 2. 3.99. 5. 6. 7.99. 9.10.11.99.13.14.15.99.17.18.19.99. T (ftgpve) 99. 2. 3.99. 5. 6. 7.99. 9.10.11.99.13.14.15.99.17.18.19.99. T (ftgpvd) 0 2 3 0 5 6 7 0 9 10 11 0 13 14 15 0 17 18 19 0 T (ftgpfb) 0 2 3 0 5 6 7 0 9 10 11 0 13 14 15 0 17 18 19 0 T (ftgpfi) 0 2 3 0 5 6 7 0 9 10 11 0 13 14 15 0 17 18 19 0 T (ftgpfj) 0. 2. 3. 0. 5. 6. 7. 0. 9.10.11. 0.13.14.15. 0.17.18.19. 0. T (ftgpfe) 0. 2. 3. 0. 5. 6. 7. 0. 9.10.11. 0.13.14.15. 0.17.18.19. 0. T (ftgpfd) Closed then reopened the FITS file 10 times. HDU number = 1 Read back keywords: simple, bitpix, naxis, naxes = T 32 2 10 2 pcount, gcount, extend = 0 1 T KEY_PREC= 'This keyword was written by fxprec' / comment goes here KEY_PREC 'This keyword was written by fxprec comment goes here KEY_PREC= 'This keyword was written by fxprec' / comment goes here KY_PKNS1 :'first string' :fxpkns comment KEY_PKYS :value_string :fxpkys comment 0 KEY_PKYL : T:fxpkyl comment 0 KEY_PKYJ : 11:fxpkyj comment 0 KEY_PKYE : 11.00000:fxpkyj comment 0 KEY_PKYD : 11.00000:fxpkyj comment 0 KEY_PKYS :value_string :fxpkys comment 0 KEY_PKYL : T:fxpkyl comment 0 KEY_PKYJ : 11:fxpkyj comment 0 KEY_PKYE : 13.13131:fxpkye comment 0 KEY_PKYD : 15.15152:fxpkyd comment 0 KEY_PKYF : 12.12121:fxpkyf comment 0 KEY_PKYE : 13.13131:fxpkye comment 0 KEY_PKYG : 14.141414141414:fxpkyg comment 0 KEY_PKYD : 15.151515151515:fxpkyd comment 0 KEY_PKYT : 12345678:0.12345678901235fxpkyt comment 0 KEY_PKYJ : 11:[km/s/Mpc] fxpkyj comment 0 keyword unit=km/s/Mpc KEY_PKYJ : 11:fxpkyj comment 0 keyword unit= KEY_PKYJ : 11:[feet/second/second] fxpkyj comment 0 keyword unit=feet/second/second KEY_PKLS long string value = This is a very long string value that is continued over more than one keyword. header contains 61 keywords; located at keyword 23 ftgkns: first string second string ftgknl: T F T ftgknj: 11 12 13 ftgkne: 13.13131 14.14141 15.15152 ftgknd: 15.15152 16.16162 17.17172 Before deleting the HISTORY and DATE keywords... COMMENT HISTORY DATE KY_PKNS1 After deleting the keywords... COMMENT This keyword was written by fxpcom. KY_PKNS1= 'first string' / fxpkns comment After inserting the keywords... COMMENT continued over multiple keywords. The HEASARC convention uses the & KY_IREC = 'This keyword inserted by fxirec' KY_IKYS = 'insert_value_string' / ikys comment KY_IKYJ = 49 / ikyj comment KY_IKYL = T / ikyl comment KY_IKYE = 1.2346E+01 / ikye comment KY_IKYD = 1.23456789012346E+01 / ikyd comment KY_IKYF = 12.3456 / ikyf comment KY_IKYG = 12.3456789012346 / ikyg comment COMMENT character at the end of each substring which is then continued After modifying the keywords... COMMENT This keyword was modified by fxmrec KY_MREC = 'This keyword was modified by fxmcrd' NEWIKYS = 'modified_string' / ikys comment KY_IKYJ = 50 / This is a modified comment KY_IKYL = F / ikyl comment KY_IKYE = -1.2346E+01 / ikye comment KY_IKYD = -1.23456789012346E+01 / modified comment KY_IKYF = -12.3456 / ikyf comment KY_IKYG = -12.3456789012346 / ikyg comment COMMENT character at the end of each substring which is then continued After updating the keywords... COMMENT This keyword was modified by fxmrec KY_UCRD = 'This keyword was updated by fxucrd' NEWIKYS = 'updated_string' / ikys comment KY_IKYJ = 51 / This is a modified comment KY_IKYL = T / ikyl comment KY_IKYE = -1.3346E+01 / ikye comment KY_IKYD = -1.33456789012346E+01 / modified comment KY_IKYF = -13.3456 / ikyf comment KY_IKYG = -13.3456789012346 / ikyg comment COMMENT character at the end of each substring which is then continued Keywords found using wildcard search (should be 9)... KEY_PKYS= 'value_string' / fxpkys comment KEY_PKYL= T / fxpkyl comment KEY_PKYJ= 11 / [feet/second/second] fxpkyj comment KEY_PKYF= 12.12121 / fxpkyf comment KEY_PKYE= 1.313131E+01 / fxpkye comment KEY_PKYG= 14.14141414141414 / fxpkyg comment KEY_PKYD= 1.51515151515152E+01 / fxpkyd comment NEWIKYS = 'updated_string' / ikys comment KEY_PKYT= 12345678.1234567890123456 / fxpkyt comment ftibin status = 0 HDU number = 2 header contains 33 keywords located at keyword 1 header contains 33 keywords with room for 74 more TDIM3 = (1,2,8) 3 1 2 8 ftpcl_ status = 0 Find the column numbers a returned status value of 237 is expected and indicates that more than one column name matches the input column name template. Status = 219 indicates that there was no matching column name. Column Xvalue is number 3 status = 0 Column Avalue is number 1 status = 237 Column Lvalue is number 2 status = 237 Column Xvalue is number 3 status = 237 Column Bvalue is number 4 status = 237 Column Ivalue is number 5 status = 237 Column Jvalue is number 6 status = 237 Column Evalue is number 7 status = 237 Column Dvalue is number 8 status = 237 Column Cvalue is number 9 status = 237 Column Mvalue is number 10 status = 237 Column is number 0 status = 219 Information about each column: 15A 16 15 15 Avalue A 1.00 0.00 1234554321 1L 14 1 1 Lvalue m**2 L 1.00 0.00 1234554321 16X 1 16 1 Xvalue cm X 1.00 0.00 1234554321 1B 11 1 1 Bvalue erg/s B 1.00 0.00 99 1I 21 1 2 Ivalue km/s I 1.00 0.00 99 1J 41 1 4 Jvalue J 1.00 0.00 99 1E 42 1 4 Evalue E 1.00 0.00 1234554321 1D 82 1 8 Dvalue D 1.00 0.00 1234554321 1C 83 1 8 Cvalue C 1.00 0.00 1234554321 1M 163 1 16 Mvalue M 1.00 0.00 1234554321 ftitab status = 0 HDU number = 2 ftpcl_ status = 0 ASCII table: rowlen, nrows, tfields, extname: 76 11 5 Test-ASCII Name 1 A15 Ivalue 17 I10 m**2 Fvalue 28 F14.6 cm Evalue 43 E12.5 erg/s Dvalue 56 D21.14 km/s Data values read from ASCII table: first string 1 1 1 1. 1. second string 2 2 2 2. 2. 3 3 3 3. 3. UNDEFINED 4 4 4 4. 4. 5 5 5 5. 5. 6 6 6 6. 6. 7 7 7 7. 7. 8 8 8 8. 8. 9 9 9 9. 9. 10 10 10 10.10. 99 99 99 99.99. 1 1.000000 1.00000E+00 1.00000000000000E+00second string Column name is number 1 status = 0 Column Ivalue is number 2 status = 237 Column Fvalue is number 3 status = 237 Column Evalue is number 4 status = 237 Column Dvalue is number 5 status = 237 Column is number 0 status = 219 A15 16 1 15 Name 1 1.00 0.00 null1 I10 41 1 10 Ivalue 17 m**2 1.00 0.00 null2 F14.6 82 1 14 Fvalue 28 cm 1.00 0.00 null3 E12.5 42 1 12 Evalue 43 erg/s 1.00 0.00 null4 D21.14 82 1 21 Dvalue 56 km/s 1.00 0.00 null5 Data values after inserting 3 rows after row 2: first string 1 1 1 1. 1. second string 2 2 2 2. 2. 0 0 0 0. 0. 0 0 0 0. 0. 0 0 0 0. 0. 3 3 3 3. 3. UNDEFINED 4 4 4 4. 4. 5 5 5 5. 5. 6 6 6 6. 6. 7 7 7 7. 7. 8 8 8 8. 8. 9 9 9 9. 9. 10 10 10 10.10. 99 99 99 99.99. Data values after deleting 2 rows at row 10: first string 1 1 1 1. 1. second string 2 2 2 2. 2. 0 0 0 0. 0. 0 0 0 0. 0. 0 0 0 0. 0. 3 3 3 3. 3. UNDEFINED 4 4 4 4. 4. 5 5 5 5. 5. 6 6 6 6. 6. 9 9 9 9. 9. 10 10 10 10.10. 99 99 99 99.99. Data values after deleting column 3: first string 1 1 1. 1. second string 2 2 2. 2. 0 0 0. 0. 0 0 0. 0. 0 0 0. 0. 3 3 3. 3. UNDEFINED 4 4 4. 4. 5 5 5. 5. 6 6 6. 6. 9 9 9. 9. 10 10 10.10. 99 99 99.99. Data values after inserting column 5: first string 1 1 1. 1. 0 second string 2 2 2. 2. 0 0 0 0. 0. 0 0 0 0. 0. 0 0 0 0. 0. 0 3 3 3. 3. 0 UNDEFINED 4 4 4. 4. 0 5 5 5. 5. 0 6 6 6. 6. 0 9 9 9. 9. 0 10 10 10.10. 0 99 99 99.99. 0 HDU number = 3 Moved to binary table header contains 37 keywords with room for 70 more Binary table: nrows, tfields, extname, pcount: 21 10Test-BINTABLE 0 Avalue 15A Lvalue 1L m**2 Xvalue 16X cm Bvalue 1B erg/s Ivalue 1I km/s Jvalue 1J Evalue 1E Dvalue 1D Cvalue 1C Mvalue 1M Data values read from binary table: Bit column (X) data values: FTFFTTFF FTTTFFFF TTTTFFFF FTTTTTFF FFFFFFFF null string column value (should be blank): Read columns with ftgcv_: first string F 76 1 1 1 1. 1. 1. -2. 1. -2. second string T 112 2 2 2 2. 2. 3. -4. 3. -4. F 240 3 3 3 3. 3. 5. -6. 5. -6. NOT DEFINED F 124 0 -4 -4 -4. -4. 7. -8. 7. -8. NOT DEFINED T 0 5 5 5 5. 5. 9. -10. 9. -10. NOT DEFINED T 0 0 -6 -6 -6. -6. 11. -12. 11. -12. NOT DEFINED F 0 7 7 7 7. 7. 13. -14. 13. -14. NOT DEFINED F 0 0 -8 -8 -8. -8. 15. -16. 15. -16. NOT DEFINED F 0 9 9 9 9. 9. 17. -18. 17. -18. NOT DEFINED T 0 0 -10 -10 -10. -10. 19. -20. 19. -20. NOT DEFINED F 0 98 98 98 98. 98. 0. 0. 0. 0. NOT DEFINED T 0 12 12 12 12. 12. 0. 0. 0. 0. NOT DEFINED F 0 98 98 98 98. 98. 0. 0. 0. 0. NOT DEFINED F 0 0 -14 -14 -14. -14. 0. 0. 0. 0. NOT DEFINED F 0 98 98 98 98. 98. 0. 0. 0. 0. NOT DEFINED F 0 0 -16 -16 -16. -16. 0. 0. 0. 0. NOT DEFINED T 0 98 98 98 98. 98. 0. 0. 0. 0. NOT DEFINED T 0 0 -18 -18 -18. -18. 0. 0. 0. 0. NOT DEFINED T 0 98 98 98 98. 98. 0. 0. 0. 0. NOT DEFINED T 0 0 -20 -20 -20. -20. 0. 0. 0. 0. NOT DEFINED F 0 98 98 98 98. 98. 0. 0. 0. 0. Read columns with ftgcf_: first string F 76 1 1 1 1. 1. 1. -2. 1. -2. second string T 112 2 2 2 2. 2. 3. -4. 3. -4. F 240 3 3 3 3. 3. 5. -6. 5. -6. F 124 0 -4 -4 -4. -4. 7. -8. 7. -8. T 0 5 5 5 5. 5. 9. -10. 9. -10. T 0 0 -6 -6 -6. -6. 11. -12. 11. -12. F 0 7 7 7 7. 7. 13. -14. 13. -14. F 0 0 -8 -8 -8. -8. 15. -16. 15. -16. F 0 9 9 9 9. 9. 17. -18. 17. -18. T 0 0 -10 -10 -10. -10. 19. -20. 19. -20. F 0 99 99 T 0 12 12 F 0 99 99 F 0 0 -14 F 0 99 99 F 0 0 -16 T 0 99 99 T 0 0 -18 T 0 99 99 T 0 0 -20 F 0 99 99 Data values after inserting 3 rows after row 2: first string 1 1 1 1. 1. second string 2 2 2 2. 2. NOT DEFINED 0 0 0 0. 0. NOT DEFINED 0 0 0 0. 0. NOT DEFINED 0 0 0 0. 0. 3 3 3 3. 3. NOT DEFINED 0 -4 -4 -4. -4. NOT DEFINED 5 5 5 5. 5. NOT DEFINED 0 -6 -6 -6. -6. NOT DEFINED 7 7 7 7. 7. NOT DEFINED 0 -8 -8 -8. -8. NOT DEFINED 9 9 9 9. 9. NOT DEFINED 0 -10 -10 -10. -10. NOT DEFINED 98 98 98 98. 98. Data values after deleting 2 rows at row 10: first string 1 1 1 1. 1. second string 2 2 2 2. 2. NOT DEFINED 0 0 0 0. 0. NOT DEFINED 0 0 0 0. 0. NOT DEFINED 0 0 0 0. 0. 3 3 3 3. 3. NOT DEFINED 0 -4 -4 -4. -4. NOT DEFINED 5 5 5 5. 5. NOT DEFINED 0 -6 -6 -6. -6. NOT DEFINED 9 9 9 9. 9. NOT DEFINED 0 -10 -10 -10. -10. NOT DEFINED 98 98 98 98. 98. Data values after deleting column 6: first string 1 1 1. 1. second string 2 2 2. 2. NOT DEFINED 0 0 0. 0. NOT DEFINED 0 0 0. 0. NOT DEFINED 0 0 0. 0. 3 3 3. 3. NOT DEFINED 0 -4 -4. -4. NOT DEFINED 5 5 5. 5. NOT DEFINED 0 -6 -6. -6. NOT DEFINED 9 9 9. 9. NOT DEFINED 0 -10 -10. -10. NOT DEFINED 98 98 98. 98. Data values after inserting column 8: first string 1 1 1. 1. 0 second string 2 2 2. 2. 0 NOT DEFINED 0 0 0. 0. 0 NOT DEFINED 0 0 0. 0. 0 NOT DEFINED 0 0 0. 0. 0 3 3 3. 3. 0 NOT DEFINED 0 -4 -4. -4. 0 NOT DEFINED 5 5 5. 5. 0 NOT DEFINED 0 -6 -6. -6. 0 NOT DEFINED 9 9 9. 9. 0 NOT DEFINED 0 -10 -10. -10. 0 NOT DEFINED 98 98 98. 98. 0 Values after setting 1st 10 elements in column 8 = null: first string 1 1 1. 1. 98 second string 2 2 2. 2. 98 NOT DEFINED 0 0 0. 0. 98 NOT DEFINED 0 0 0. 0. 98 NOT DEFINED 0 0 0. 0. 98 3 3 3. 3. 98 NOT DEFINED 0 -4 -4. -4. 98 NOT DEFINED 5 5 5. 5. 98 NOT DEFINED 0 -6 -6. -6. 98 NOT DEFINED 9 9 9. 9. 98 NOT DEFINED 0 -10 -10. -10. 0 NOT DEFINED 98 98 98. 98. 0 ftibin status = 0 HDU number = 2 0 1000 10000 33000 66000 -999 0 1000 10000 32768 65535 -999 0 1000 10000 32800 65500 -999 0 1 10 33 66 -999 -32768-31768-22768 0 32767 -999 -1 9 99 327 654 -999 Create image extension: ftiimg status = 0 HDU number = 3 Wrote whole 2D array: ftp2di status = 0 Read whole 2D array: ftg2di status = 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 0 0 0 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 0 0 0 0 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 0 0 0 0 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 0 0 0 0 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 0 0 0 0 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 0 0 0 0 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 0 0 0 0 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 0 0 0 0 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 0 0 0 0 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 0 0 0 0 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 0 0 0 0 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 0 0 0 0 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 0 0 0 0 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 0 0 0 0 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 0 0 0 0 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 0 0 0 0 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 0 0 0 0 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 0 0 0 0 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 0 0 0 0 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 0 0 0 0 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 0 0 0 0 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 0 0 0 0 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 0 0 0 0 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 0 0 0 0 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Wrote subset 2D array: ftpssi status = 0 Read whole 2D array: ftg2di status = 0 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 0 0 0 0 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 0 0 0 0 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 0 0 0 0 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 0 0 0 0 40 41 42 43 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 54 0 0 0 0 50 51 52 53 -10 -11 -12 -13 -14 -15 -16 -17 -18 -19 64 0 0 0 0 60 61 62 63 -20 -21 -22 -23 -24 -25 -26 -27 -28 -29 74 0 0 0 0 70 71 72 73 -30 -31 -32 -33 -34 -35 -36 -37 -38 -39 84 0 0 0 0 80 81 82 83 -40 -41 -42 -43 -44 -45 -46 -47 -48 -49 94 0 0 0 0 90 91 92 93 -50 -51 -52 -53 -54 -55 -56 -57 -58 -59 104 0 0 0 0 100 101 102 103 -60 -61 -62 -63 -64 -65 -66 -67 -68 -69 114 0 0 0 0 110 111 112 113 -70 -71 -72 -73 -74 -75 -76 -77 -78 -79 124 0 0 0 0 120 121 122 123 -80 -81 -82 -83 -84 -85 -86 -87 -88 -89 134 0 0 0 0 130 131 132 133 -90 -91 -92 -93 -94 -95 -96 -97 -98 -99 144 0 0 0 0 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 0 0 0 0 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 0 0 0 0 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 0 0 0 0 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 0 0 0 0 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 0 0 0 0 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 0 0 0 0 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 0 0 0 0 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 0 0 0 0 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 0 0 0 0 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 0 0 0 0 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Read subset of 2D array: ftgsvi status = 0 41 43 -1 -3 -5 71 73 -31 -33 -35 Create image extension: ftiimg status = 0 HDU number = 4 Create temporary file: ftinit status = 0 Copy image extension to primary array of tmp file. ftcopy status = 0 SIMPLE = T / file does conform to FITS standard BITPIX = 16 / number of bits per data pixel NAXIS = 2 / number of data axes NAXIS1 = 15 / length of data axis 1 NAXIS2 = 25 / length of data axis 2 EXTEND = T / FITS dataset may contain extensions Delete the tmp file: ftdelt status = 0 Delete the image extension hdutype, status = 1 0 HDU number = 4 ftcrhd status = 0 Variable length arrays: ftphbn status = 0 ftpcl_ status = 0 PCOUNT = 4446 HDU number = 6 A 0 L 0 F X 0 F B 1 0 I 1 0 J 1 0 E 1. 0. D 1. 0. Column 8 repeat and offset = 1 14 A ab 0 L 0 F T X 0 F T B 99 2 0 I 99 2 0 J 99 2 0 E 99. 2. 0. D 99. 2. 0. Column 8 repeat and offset = 2 49 A abc 0 L 0 F F F X 0 F T F B 1 99 3 0 I 1 99 3 0 J 1 99 3 0 E 1.99. 3. 0. D 1.99. 3. 0. Column 8 repeat and offset = 3 105 A abcd 0 L 0 F T F F X 0 F T F F B 1 2 99 4 0 I 1 2 99 4 0 J 1 2 99 4 0 E 1. 2.99. 4. 0. D 1. 2.99. 4. 0. Column 8 repeat and offset = 4 182 A abcde 0 L 0 F T F F T X 0 F T F F T B 1 2 3 99 5 0 I 1 2 3 99 5 0 J 1 2 3 99 5 0 E 1. 2. 3.99. 5. 0. D 1. 2. 3.99. 5. 0. Column 8 repeat and offset = 5 280 A abcdef 0 L 0 F T F F F T X 0 F T F F T T B 1 2 3 4 99 6 0 I 1 2 3 4 99 6 0 J 1 2 3 4 99 6 0 E 1. 2. 3. 4.99. 6. 0. D 1. 2. 3. 4.99. 6. 0. Column 8 repeat and offset = 6 399 A abcdefg 0 L 0 F T F F T F F X 0 F T F F T T F B 1 2 3 4 5 99 7 0 I 1 2 3 4 5 99 7 0 J 1 2 3 4 5 99 7 0 E 1. 2. 3. 4. 5.99. 7. 0. D 1. 2. 3. 4. 5.99. 7. 0. Column 8 repeat and offset = 7 539 A abcdefgh 0 L 0 F T F F T T F F X 0 F T F F T T F F B 1 2 3 4 5 6 99 8 0 I 1 2 3 4 5 6 99 8 0 J 1 2 3 4 5 6 99 8 0 E 1. 2. 3. 4. 5. 6.99. 8. 0. D 1. 2. 3. 4. 5. 6.99. 8. 0. Column 8 repeat and offset = 8 700 A abcdefghi 0 L 0 F T F F T T F F F X 0 F T F F T T F F F B 1 2 3 4 5 6 7 99 9 0 I 1 2 3 4 5 6 7 99 9 0 J 1 2 3 4 5 6 7 99 9 0 E 1. 2. 3. 4. 5. 6. 7.99. 9. 0. D 1. 2. 3. 4. 5. 6. 7.99. 9. 0. Column 8 repeat and offset = 9 883 A abcdefghij 0 L 0 F T F F T T F F F T X 0 F T F F T T F F F T B 1 2 3 4 5 6 7 8 99 10 0 I 1 2 3 4 5 6 7 8 99 10 0 J 1 2 3 4 5 6 7 8 99 10 0 E 1. 2. 3. 4. 5. 6. 7. 8.99.10. 0. D 1. 2. 3. 4. 5. 6. 7. 8.99.10. 0. Column 8 repeat and offset = 10 1087 A abcdefghijk 0 L 0 F T F F T T F F F F T X 0 F T F F T T F F F T T B 1 2 3 4 5 6 7 8 9 99 11 0 I 1 2 3 4 5 6 7 8 9 99 11 0 J 1 2 3 4 5 6 7 8 9 99 11 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.99.11. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.99.11. 0. Column 8 repeat and offset = 11 1312 A abcdefghijkl 0 L 0 F T F F T T F F F T F T X 0 F T F F T T F F F T T T B 1 2 3 4 5 6 7 8 9 10 99 12 0 I 1 2 3 4 5 6 7 8 9 10 99 12 0 J 1 2 3 4 5 6 7 8 9 10 99 12 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.99.12. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.99.12. 0. Column 8 repeat and offset = 12 1558 A abcdefghijklm 0 L 0 F T F F T T F F F T T F F X 0 F T F F T T F F F T T T F B 1 2 3 4 5 6 7 8 9 10 11 99 13 0 I 1 2 3 4 5 6 7 8 9 10 11 99 13 0 J 1 2 3 4 5 6 7 8 9 10 11 99 13 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.99.13. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.99.13. 0. Column 8 repeat and offset = 13 1825 A abcdefghijklmn 0 L 0 F T F F T T F F F T T T F F X 0 F T F F T T F F F T T T F F B 1 2 3 4 5 6 7 8 9 10 11 12 99 14 0 I 1 2 3 4 5 6 7 8 9 10 11 12 99 14 0 J 1 2 3 4 5 6 7 8 9 10 11 12 99 14 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.99.14. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.99.14. 0. Column 8 repeat and offset = 14 2113 A abcdefghijklmno 0 L 0 F T F F T T F F F T T T F F F X 0 F T F F T T F F F T T T F F F B 1 2 3 4 5 6 7 8 9 10 11 12 13 99 15 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 99 15 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 99 15 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.99.15. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.99.15. 0. Column 8 repeat and offset = 15 2422 A abcdefghijklmnop 0 L 0 F T F F T T F F F T T T F F F F X 0 F T F F T T F F F T T T F F F F B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 99 16 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 99 16 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 99 16 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.99.16. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.99.16. 0. Column 8 repeat and offset = 16 2752 A abcdefghijklmnopq 0 L 0 F T F F T T F F F T T T F F F F T X 0 F T F F T T F F F T T T F F F F T B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 99 17 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 99 17 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 99 17 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.99.17. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.99.17. 0. Column 8 repeat and offset = 17 3104 A abcdefghijklmnopqr 0 L 0 F T F F T T F F F T T T F F F F F T X 0 F T F F T T F F F T T T F F F F T T B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 99 18 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 99 18 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 99 18 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.99.18. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.99.18. 0. Column 8 repeat and offset = 18 3477 A abcdefghijklmnopqrs 0 L 0 F T F F T T F F F T T T F F F F T F T X 0 F T F F T T F F F T T T F F F F T T T B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 99 19 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 99 19 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 99 19 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.99.19. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.99.19. 0. Column 8 repeat and offset = 19 3871 A abcdefghijklmnopqrst 0 L 0 F T F F T T F F F T T T F F F F T T F T X 0 F T F F T T F F F T T T F F F F T T T T B 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 99 20 0 I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 99 20 0 J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 99 20 0 E 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.18.99.20. 0. D 1. 2. 3. 4. 5. 6. 7. 8. 9.10.11.12.13.14.15.16.17.18.99.20. 0. Column 8 repeat and offset = 20 4286 Create image extension: ftiimg status = 0 ftppr status = 0 Image values written with ftppr and read with ftgpv: 0 2 4 6 8 10 12 14 16 18 20 22 24 26 F (byte) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 F (short) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 F (int) 0 2 4 6 8 10 12 14 16 18 20 22 24 26 F (long) 0. 2. 4. 6. 8.10.12.14.16.18.20.22.24.26. F (float) 0. 2. 4. 6. 8.10.12.14.16.18.20.22.24.26. F (double) Wrote WCS keywords status = 0 Read WCS keywords with ftgics status = 0 CRVAL1, CRVAL2 = 45.830 63.570 CRPIX1, CRPIX2 = 256.000 257.000 CDELT1, CDELT2 = -0.00277777 0.00277777 Rotation = 0.000 CTYPE =-TAN Calculated sky coord. with ftwldp status = 0 Pixels ( 0.500000 0.500000) --> ( 47.385204 62.848968) Sky Calculated pixel coord. with ftxypx status = 0 Sky ( 47.385204 62.848968) --> ( 0.500000 0.500000) Pixels ftitab status = 0 ftpcl status = 0 Column values written with ftpcl and read with ftgcl: 0 3 6 9 12 15 18 21 24 27 F (byte) 0 3 6 9 12 15 18 21 24 27 F (short) 0 3 6 9 12 15 18 21 24 27 F (int) 0 3 6 9 12 15 18 21 24 27 F (long) 0. 3. 6. 9.12.15.18.21.24.27. F (float) 0. 3. 6. 9.12.15.18.21.24.27. F (double) Repeatedly move to the 1st 4 HDUs of the file: Encode checksum: 1234567890.0 -> dCW2fBU0dBU0dBU0 Decode checksum: dCW2fBU0dBU0dBU0 -> 1234567890.0 DATASUM = '2338390162' ftgcks data checksum, status = 2338390162.0 0 ftvcks datastatus, hdustatus, status = 1 1 0 ftupck status = 0 DATASUM = '2338390162' ftvcks datastatus, hdustatus, status = 1 1 0 ftclos status = 0 Normally, there should be 8 error messages on the stack all regarding 'numerical overflows': Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Numerical overflow during type conversion while writing FITS data. Status = 0: OK - no error