J/A+A/694/A10             ZTF SN Ia DR2                     (Dimitriadis+, 2025)

ZTF SN Ia DR2: The diversity and relative rates of the thermonuclear supernova population. Dimitriadis G., Burgaz U., Deckers M., Maguire K., Johansson J., Smith M., Rigault M., Frohmaier C., Sollerman J., Galbany L., Kim Y.-L., Liu C., Miller A.A., Nugent P.E., Alburai A., Chen P., Dhawan S., Ginolin M., Goobar A., Groom S.L., Harvey L., Kenworthy W.D., Kulkarni S.R., Phan K., Popovic P., Riddle R.L., Rusholme B., Muller-Bravo T.E., Nordin J., Terwel J.H., Townsend A. <Astron. Astrophys. 694, A10 (2025)> =2025A&A...694A..10D 2025A&A...694A..10D (SIMBAD/NED BibCode)
ADC_Keywords: Supernovae ; Photometry, SDSS Keywords: supernovae: general Abstract: The Zwicky Transient Facility SN Ia Data Release 2 (ZTF SN Ia DR2) contains more than 3000 Type Ia supernovae (SNe Ia), providing the largest homogeneous low-redshift sample of SNe Ia. Having at least one spectrum per event, this data collection is ideal for large-scale statistical studies of the photometric, spectroscopic and host-galaxy properties of SNe Ia, particularly of the more rare 'peculiar' subclasses. In this paper, we first present the method we developed to spectroscopically classify the SNe in the sample, and the techniques we used to model their multi-band light curves and explore their photometric properties. We then show a method to distinguish between the 'peculiar' subtypes and the normal SNe Ia. We also explore the properties of their host galaxies and estimate their relative rates, focusing on the 'peculiar' subtypes and their connection to the cosmologically useful SNe Ia. Finally, we discuss the implications of our study with respect to the progenitor systems of the 'peculiar' SN Ia events. Description: SNe photometric parameters from the Gaussian Processes fits. File Summary: -------------------------------------------------------------------------------- FileName Lrecl Records Explanations -------------------------------------------------------------------------------- ReadMe 80 . This file tablea2.dat 1269 1524 SNe GP fit parameters -------------------------------------------------------------------------------- See also: J/A+A/694/A9 : Spectral Measurements of ZTF SN Ia DR2 (Burgaz+, 2025) J/A+A/694/A11 : SN 2020alm spectrum (Terwel+, 2025) J/A+A/694/A12 : ZTF SN Ia DR2. secondary maximum in Type Ia SN (Deckers+, 2025) Byte-by-byte Description of file: tablea2.dat -------------------------------------------------------------------------------- Bytes Format Units Label Explanations -------------------------------------------------------------------------------- 1- 12 A12 --- ZTF Supernova ZTF name (ztfname) 14- 23 F10.6 deg RAdeg Right ascension (J2000) 25- 34 F10.6 deg DEdeg Declination (J2000) 36- 45 F10.4 d MJDpeakg-nk ? MJD time of peak, g-band, no K-cor (mjdpeakg_nk) 47- 52 F6.4 d e_MJDpeakg-nk ? MJD time of peak, g-band, no K-cor, uncertainty (mjdpeakgerrnk) 54- 63 F10.4 d MJDpeakr-nk ? MJD time of peak, r-band, no K-cor (mjdpeakr_nk) 65- 70 F6.4 d e_MJDpeakr-nk ? MJD time of peak, r-band, no K-cor, uncertainty (mjdpeakrerrnk) 72- 81 F10.4 d MJDpeaki-nk ? MJD time of peak, i-band, no K-cor (mjdpeaki_nk) 83- 88 F6.4 d e_MJDpeaki-nk ? MJD time of peak, i-band, no K-cor, uncertainty (mjdpeakierrnk) 90- 96 F7.4 mag gmagpeak-nk ? Apparent peak brightness, g-band, no K-cor (magpeakg_nk) 98- 103 F6.4 mag e_gmagpeak-nk ? Apparent peak brightness, g-band, no K-cor, uncertainty (magpeakgerrnk) 105 -111 F7.4 mag rmagpeak-nk ? Apparent peak brightness, r-band, no K-cor (magpeakr_nk) 113 -118 F6.4 mag e_rmagpeak-nk ? Apparent peak brightness, r-band, no K-cor, uncertainty (magpeakrerrnk) 120 -126 F7.4 mag imagpeak-nk ? Apparent peak brightness, i-band, no K-cor (magpeaki_nk) 128- 133 F6.4 mag e_imagpeak-nk ? Apparent peak brightness, i-band, no K-cor, uncertainty (magpeakierrnk) 135- 142 F8.4 mag gMAGpeak-nk ? Absolute peak brightness, g-band, no K-cor (absmagpeakgnk) 144- 149 F6.4 mag e_gMAGpeak-nk ? Absolute peak brightness, g-band, no K-cor, uncertainty (absmagpeakgerr_nk) 151- 158 F8.4 mag rMAGpeak-nk ? Absolute peak brightness, r-band, no K-cor (absmagpeakrnk) 160- 165 F6.4 mag e_rMAGpeak-nk ? Absolute peak brightness, r-band, no K-cor, uncertainty (absmagpeakrerr_nk) 167- 174 F8.4 mag iMAGpeak-nk ? Absolute peak brightness, i-band, no K-cor (absmagpeakink) 176- 181 F6.4 mag e_iMAGpeak-nk ? Absolute peak brightness, i-band, no K-cor, uncertainty (absmagpeakierr_nk) 183- 188 F6.4 mag dmp15g-nk ? Decline rate in 15 days from peak, g-band, no K-cor (dmp15g_nk) 190- 195 F6.4 mag e_dmp15g-nk ? Decline rate in 15 days from peak, g-band, no K-cor, uncertainty (dmp15gerrnk) 197- 202 F6.4 mag dmp15r-nk ? Decline rate in 15 days from peak, r-band, no K-cor (dmp15r_nk) 204- 209 F6.4 mag e_dmp15r-nk ? Decline rate in 15 days from peak, r-band, no K-cor, uncertainty (dmp15rerrnk) 211- 216 F6.4 mag dmp15i-nk ? Decline rate in 15 days from peak, i-band, no K-cor (dmp15i_nk) 218- 223 F6.4 mag e_dmp15i-nk ? Decline rate in 15 days from peak, i-band, no K-cor, uncertainty (dmp15ierrnk) 225- 231 F7.4 mag dmm5g-nk ? Increase rate from 5 days before peak, g-band, no K-cor (dmm5g_nk) 233- 238 F6.4 mag e_dmm5g-nk ? Increase rate from 5 days before peak, g-band, no K-cor, uncertainty (dmm5gerrnk) 240- 246 F7.4 mag dmm5r-nk ? Increase rate from 5 days before peak, r-band, no K-cor (dmm5r_nk) 248- 253 F6.4 mag e_dmm5r-nk ? Increase rate from 5 days before peak, r-band, no K-cor, uncertainty (dmm5rerrnk) 255- 260 F6.4 mag dmm5i-nk ? Increase rate from 5 days before peak, i-band, no K-cor (dmm5i_nk) 262- 267 F6.4 mag e_dmm5i-nk ? Increase rate from 5 days before peak, i-band, no K-cor, uncertainty (dmm5ierrnk) 269- 275 F7.4 mag g-rpeak-nk ? g-r colour at peak, no K-cor (grpeaknk) 277- 282 F6.4 mag e_g-rpeak-nk ? g-r colour at peak, no K-cor, uncertainty (grpeakerr_nk) 284- 290 F7.4 mag g-ipeak-nk ? g-i colour at peak, no K-cor (gipeaknk) 292- 297 F6.4 mag e_g-ipeak-nk ? g-i colour at peak, no K-cor, uncertainty (gipeakerr_nk) 299- 305 F7.4 mag r-ipeak-nk ? r-i colour at peak, no K-cor (ripeaknk) 307- 312 F6.4 mag e_r-ipeak-nk ? r-i colour at peak, no K-cor, uncertainty (ripeakerr_nk) 314- 320 F7.4 mag g-rp15-nk ? g-r colour at +15 days, no K-cor (grp15nk) 322- 327 F6.4 mag e_g-rp15-nk ? g-r colour at +15 days, no K-cor, uncertainty (grp15err_nk) 329- 335 F7.4 mag g-ip15-nk ? g-i colour at +15 days, no K-cor (gip15nk) 337- 342 F6.4 mag e_g-ip15-nk ? g-i colour at +15 days, no K-cor, uncertainty (gip15err_nk) 344- 350 F7.4 mag r-ip15-nk ? r-i colour at +15 days, no K-cor (rip15nk) 352- 357 F6.4 mag e_r-ip15-nk ? r-i colour at +15 days, no K-cor, uncertainty (rip15err_nk) 359- 365 F7.4 mag g-rm5-nk ? g-r colour at -5 days, no K-cor (grm5nk) 367- 372 F6.4 mag e_g-rm5-nk ? g-r colour at -5 days, no K-cor, uncertainty (grm5err_nk) 374- 380 F7.4 mag g-im5-nk ? g-i colour at -5 days, no K-cor (gim5nk) 382- 387 F6.4 mag e_g-im5-nk ? g-i colour at -5 days, no K-cor, uncertainty (gim5err_nk) 389- 395 F7.4 mag r-im5-nk ? r-i colour at -5 days, no K-cor (rim5nk) 397- 402 F6.4 mag e_r-im5-nk ? r-i colour at -5 days, no K-cor, uncertainty (rim5err_nk) 404- 410 F7.4 d tr-tg-nk ? Time difference of peak r-band and peak g-band, no K-cor (trtgnk) 412- 417 F6.4 d e_tr-tg-nk ? Time difference of peak r-band and peak g-band, no K-cor, uncertainty (trtgerr_nk) 419- 425 F7.4 d ti-tg-nk ? Time difference of peak i-band and peak g-band, no K-cor (titgnk) 427- 432 F6.4 d e_ti-tg-nk ? Time difference of peak i-band and peak g-band, no K-cor, uncertainty (titgerr_nk) 434- 440 F7.4 d ti-tr-nk ? Time difference of peak i-band and peak r-band, no K-cor (titrnk) 442- 447 F6.4 d e_ti-tr-nk ? Time difference of peak i-band and peak r-band, no K-cor, uncertainty (titrerr_nk) 449- 458 F10.4 d MJDpeakg-ks ? MJD time of peak, g-band, salt K-cor (mjdpeakg_ks) 460- 465 F6.4 d e_MJDpeakg-ks ? MJD time of peak, g-band, salt K-cor, uncertainty (mjdpeakgerrks) 467- 476 F10.4 d MJDpeakr-ks ? MJD time of peak, r-band, salt K-cor (mjdpeakr_ks) 478- 483 F6.4 d e_MJDpeakr-ks ? MJD time of peak, r-band, salt K-cor, uncertainty (mjdpeakrerrks) 485- 494 F10.4 d MJDpeaki-ks ? MJD time of peak, i-band, salt K-cor (mjdpeaki_ks) 496- 501 F6.4 d e_MJDpeaki-ks ? MJD time of peak, i-band, salt K-cor, uncertainty (mjdpeakierrks) 503- 509 F7.4 mag gmagpeak-ks ? Apparent peak brightness, g-band, salt K-cor (magpeakg_ks) 511- 516 F6.4 mag e_gmagpeak-ks ? Apparent peak brightness, g-band, salt K-cor, uncertainty (magpeakgerrks) 518- 524 F7.4 mag rmagpeak-ks ? Apparent peak brightness, r-band, salt K-cor (magpeakr_ks) 526- 531 F6.4 mag e_rmagpeak-ks ? Apparent peak brightness, r-band, salt K-cor, uncertainty (magpeakrerrks) 533- 539 F7.4 mag imagpeak-ks ? Apparent peak brightness, i-band, salt K-cor (magpeaki_ks) 541- 546 F6.4 mag e_imagpeak-ks ? Apparent peak brightness, i-band, salt K-cor, uncertainty (magpeakierrks) 548- 555 F8.4 mag gMAGpeak-ks ? Absolute peak brightness, g-band, salt K-cor (absmagpeakgks) 557- 562 F6.4 mag e_gMAGpeak-ks ? Absolute peak brightness, g-band, salt K-cor, uncertainty (absmagpeakgerr_ks) 564- 571 F8.4 mag rMAGpeak-ks ? Absolute peak brightness, r-band, salt K-cor (absmagpeakrks) 573- 578 F6.4 mag e_rMAGpeak-ks ? Absolute peak brightness, r-band, salt K-cor, uncertainty (absmagpeakrerr_ks) 580- 587 F8.4 mag iMAGpeak-ks ? Absolute peak brightness, i-band, salt K-cor (absmagpeakiks) 589- 594 F6.4 mag e_iMAGpeak-ks ? Absolute peak brightness, i-band, salt K-cor, uncertainty (absmagpeakierr_ks) 596- 601 F6.4 mag dmp15g-ks ? Decline rate in 15 days from peak, g-band, salt K-cor (dmp15g_ks) 603- 608 F6.4 mag e_dmp15g-ks ? Decline rate in 15 days from peak, g-band, salt K-cor, uncertainty (dmp15gerrks) 610- 615 F6.4 mag dmp15r-ks ? Decline rate in 15 days from peak, r-band, salt K-cor (dmp15r_ks) 617- 622 F6.4 mag e_dmp15r-ks ? Decline rate in 15 days from peak, r-band, salt K-cor, uncertainty (dmp15rerrks) 624- 629 F6.4 mag dmp15i-ks ? Decline rate in 15 days from peak, i-band, salt K-cor (dmp15i_ks) 631- 636 F6.4 mag e_dmp15i-ks ? Decline rate in 15 days from peak, i-band, salt K-cor, uncertainty (dmp15ierrks) 638- 643 F6.4 mag dmm5g-ks ? Increase rate from 5 days before peak, g-band, salt K-cor (dmm5g_ks) 645- 650 F6.4 mag e_dmm5g-ks ? Increase rate from 5 days before peak, g-band, salt K-cor, uncertainty (dmm5gerrks) 652- 657 F6.4 mag dmm5r-ks ? Increase rate from 5 days before peak, r-band, salt K-cor (dmm5r_ks) 659- 664 F6.4 mag e_dmm5r-ks ? Increase rate from 5 days before peak, r-band, salt K-cor, uncertainty (dmm5rerrks) 666- 671 F6.4 mag dmm5i-ks ? Increase rate from 5 days before peak, i-band, salt K-cor (dmm5i_ks) 673- 678 F6.4 mag e_dmm5i-ks ? Increase rate from 5 days before peak, i-band, salt K-cor, uncertainty (dmm5ierrks) 680- 686 F7.4 mag g-rpeak-ks ? g-r colour at peak, salt K-cor (grpeakks) 688- 693 F6.4 mag e_g-rpeak-ks ? g-r colour at peak, salt K-cor, uncertainty (grpeakerr_ks) 695- 701 F7.4 mag g-ipeak-ks ? g-i colour at peak, salt K-cor (gipeakks) 703- 708 F6.4 mag e_g-ipeak-ks ? g-i colour at peak, salt K-cor, uncertainty (gipeakerr_ks) 710- 716 F7.4 mag r-ipeak-ks ? r-i colour at peak, salt K-cor (ripeakks) 718- 723 F6.4 mag e_r-ipeak-ks ? r-i colour at peak, salt K-cor, uncertainty (ripeakerr_ks) 725- 731 F7.4 mag g-rp15-ks ? g-r colour at +15 days, salt K-cor (grp15ks) 733- 738 F6.4 mag e_g-rp15-ks ? g-r colour at +15 days, salt K-cor, uncertainty (grp15err_ks) 740- 746 F7.4 mag g-ip15-ks ? g-i colour at +15 days, salt K-cor (gip15ks) 748- 753 F6.4 mag e_g-ip15-ks ? g-i colour at +15 days, salt K-cor, uncertainty (gip15err_ks) 755- 761 F7.4 mag r-ip15-ks ? r-i colour at +15 days, salt K-cor (rip15ks) 763- 768 F6.4 mag e_r-ip15-ks ? r-i colour at +15 days, salt K-cor, uncertainty (rip15err_ks) 770- 776 F7.4 mag g-rm5-ks ? g-r colour at -5 days, salt K-cor (grm5ks) 778- 783 F6.4 mag e_g-rm5-ks ? g-r colour at -5 days, salt K-cor, uncertainty (grm5err_ks) 785- 791 F7.4 mag g-im5-ks ? g-i colour at -5 days, salt K-cor (gim5ks) 793- 798 F6.4 mag e_g-im5-ks ? g-i colour at -5 days, salt K-cor, uncertainty (gim5err_ks) 800- 806 F7.4 mag r-im5-ks ? r-i colour at -5 days, salt K-cor (rim5ks) 808- 813 F6.4 mag e_r-im5-ks ? r-i colour at -5 days, salt K-cor, uncertainty (rim5err_ks) 815- 821 F7.4 d tr-tg-ks ? Time difference of peak r-band and peak g-band, salt K-cor (trtgks) 823- 828 F6.4 d e_tr-tg-ks ? Time difference of peak r-band and peak g-band, salt K-cor, uncertainty (trtgerr_ks) 830- 836 F7.4 d ti-tg-ks ? Time difference of peak i-band and peak g-band, salt K-cor (titgks) 838- 843 F6.4 d e_ti-tg-ks ? Time difference of peak i-band and peak g-band, salt K-cor, uncertainty (titgerr_ks) 845- 851 F7.4 d ti-tr-ks ? Time difference of peak i-band and peak r-band, salt K-cor (titrks) 853- 858 F6.4 d e_ti-tr-ks ? Time difference of peak i-band and peak r-band, salt K-cor, uncertainty (titrerr_ks) 860- 869 F10.4 d MJDpeakg-kt ? MJD time of peak, g-band, template K-cor (mjdpeakg_kt) 871- 876 F6.4 d e_MJDpeakg-kt ? MJD time of peak, g-band, template K-cor, uncertainty (mjdpeakgerrkt) 878- 887 F10.4 d MJDpeakr-kt ? MJD time of peak, r-band, template K-cor (mjdpeakr_kt) 889- 894 F6.4 d e_MJDpeakr-kt ? MJD time of peak, r-band, template K-cor, uncertainty (mjdpeakrerrkt) 896- 905 F10.4 d MJDpeaki-kt ? MJD time of peak, i-band, template K-cor (mjdpeaki_kt) 907- 912 F6.4 d e_MJDpeaki-kt ? MJD time of peak, i-band, template K-cor, uncertainty (mjdpeakierrkt) 914- 920 F7.4 mag gmagpeak-kt ? Apparent peak brightness, g-band, template K-cor (magpeakg_kt) 922- 927 F6.4 mag e_gmagpeak-kt ? Apparent peak brightness, g-band, template K-cor, uncertainty (magpeakgerrkt) 929- 935 F7.4 mag rmagpeak-kt ? Apparent peak brightness, r-band, template K-cor (magpeakr_kt) 937- 942 F6.4 mag e_rmagpeak-kt ? Apparent peak brightness, r-band, template K-cor, uncertainty (magpeakrerrkt) 944- 950 F7.4 mag imagpeak-kt ? Apparent peak brightness, i-band, template K-cor (magpeaki_kt) 952- 957 F6.4 mag e_imagpeak-kt ? Apparent peak brightness, i-band, template K-cor, uncertainty (magpeakierrkt) 959- 966 F8.4 mag gMAGpeak-kt ? Absolute peak brightness, g-band, template K-cor (absmagpeakgkt) 968- 973 F6.4 mag e_gMAGpeak-kt ? Absolute peak brightness, g-band, template K-cor, uncertainty (absmagpeakgerr_kt) 975- 982 F8.4 mag rMAGpeak-kt ? Absolute peak brightness, r-band, template K-cor (absmagpeakrkt) 984- 989 F6.4 mag e_rMAGpeak-kt ? Absolute peak brightness, r-band, template K-cor, uncertainty (absmagpeakrerr_kt) 991- 998 F8.4 mag iMAGpeak-kt ? Absolute peak brightness, i-band, template K-cor (absmagpeakikt) 1000-1005 F6.4 mag e_iMAGpeak-kt ? Absolute peak brightness, i-band, template K-cor, uncertainty (absmagpeakierr_kt) 1007-1012 F6.4 mag dmp15g-kt ? Decline rate in 15 days from peak, g-band, template K-cor (dmp15g_kt) 1014-1019 F6.4 mag e_dmp15g-kt ? Decline rate in 15 days from peak, g-band, template K-cor, uncertainty (dmp15gerrkt) 1021-1026 F6.4 mag dmp15r-kt ? Decline rate in 15 days from peak, r-band, template K-cor (dmp15r_kt) 1028-1033 F6.4 mag e_dmp15r-kt ? Decline rate in 15 days from peak, r-band, template K-cor, uncertainty (dmp15rerrkt) 1035-1040 F6.4 mag dmp15i-kt ? Decline rate in 15 days from peak, i-band, template K-cor (dmp15i_kt) 1042-1047 F6.4 mag e_dmp15i-kt ? Decline rate in 15 days from peak, i-band, template K-cor, uncertainty (dmp15ierrkt) 1049-1054 F6.4 mag dmm5g-kt ? Increase rate from 5 days before peak, g-band, template K-cor (dmm5g_kt) 1056-1061 F6.4 mag e_dmm5g-kt ? Increase rate from 5 days before peak, g-band, template K-cor, uncertainty (dmm5gerrkt) 1063-1068 F6.4 mag dmm5r-kt ? Increase rate from 5 days before peak, r-band, template K-cor (dmm5r_kt) 1070-1075 F6.4 mag e_dmm5r-kt ? Increase rate from 5 days before peak, r-band, template K-cor, uncertainty (dmm5rerrkt) 1077-1082 F6.4 mag dmm5i-kt ? Increase rate from 5 days before peak, i-band, template K-cor (dmm5i_kt) 1084-1089 F6.4 mag e_dmm5i-kt ? Increase rate from 5 days before peak, i-band, template K-cor, uncertainty (dmm5ierrkt) 1091-1097 F7.4 mag g-rpeak-kt ? g-r colour at peak, template K-cor (grpeakkt) 1099-1104 F6.4 mag e_g-rpeak-kt ? g-r colour at peak, template K-cor, uncertainty (grpeakerr_kt) 1106-1112 F7.4 mag g-ipeak-kt ? g-i colour at peak, template K-cor (gipeakkt) 1114-1119 F6.4 mag e_g-ipeak-kt ? g-i colour at peak, template K-cor, uncertainty (gipeakerr_kt) 1121-1127 F7.4 mag r-ipeak-kt ? r-i colour at peak, template K-cor (ripeakkt) 1129-1134 F6.4 mag e_r-ipeak-kt ? r-i colour at peak, template K-cor, uncertainty (ripeakerr_kt) 1136-1142 F7.4 mag g-rp15-kt ? g-r colour at +15 days, template K-cor (grp15kt) 1144-1149 F6.4 mag e_g-rp15-kt ? g-r colour at +15 days, template K-cor, uncertainty (grp15err_kt) 1151-1157 F7.4 mag g-ip15-kt ? g-i colour at +15 days, template K-cor (gip15kt) 1159-1164 F6.4 mag e_g-ip15-kt ? g-i colour at +15 days, template K-cor, uncertainty (gip15err_kt) 1166-1172 F7.4 mag r-ip15-kt ? r-i colour at +15 days, template K-cor (rip15kt) 1174-1179 F6.4 mag e_r-ip15-kt ? r-i colour at +15 days, template K-cor, uncertainty (rip15err_kt) 1181-1187 F7.4 mag g-rm5-kt ? g-r colour at -5 days, template K-cor (grm5kt) 1189-1194 F6.4 mag e_g-rm5-kt ? g-r colour at -5 days, template K-cor, uncertainty (grm5err_kt) 1196-1202 F7.4 mag g-im5-kt ? g-i colour at -5 days, template K-cor (gim5kt) 1204-1209 F6.4 mag e_g-im5-kt ? g-i colour at -5 days, template K-cor, uncertainty (gim5err_kt) 1211-1217 F7.4 mag r-im5-kt ? r-i colour at -5 days, template K-cor (rim5kt) 1219-1224 F6.4 mag e_r-im5-kt ? r-i colour at -5 days, template K-cor, uncertainty (rim5err_kt) 1226-1232 F7.4 d tr-tg-kt ? Time difference of peak r-band and peak g-band, template K-cor (trtgkt) 1234-1239 F6.4 d e_tr-tg-kt ? Time difference of peak r-band and peak g-band, template K-cor, uncertainty (trtgerr_kt) 1241-1247 F7.4 d ti-tg-kt ? Time difference of peak i-band and peak g-band, template K-cor (titgkt) 1249-1254 F6.4 d e_ti-tg-kt ? Time difference of peak i-band and peak g-band, template K-cor, uncertainty (titgerr_kt) 1256-1262 F7.4 d ti-tr-kt ? Time difference of peak i-band and peak r-band, template K-cor (titrkt) 1264-1269 F6.4 d e_ti-tr-kt ? Time difference of peak i-band and peak r-band, template K-cor, uncertainty (titrerr_kt) -------------------------------------------------------------------------------- Acknowledgements: Georgios Dimitriadis, g.dimitriadis(at)lancaster.ac.uk
(End) Patricia Vannier [CDS] 11-Dec-2024
The document above follows the rules of the Standard Description for Astronomical Catalogues; from this documentation it is possible to generate f77 program to load files into arrays or line by line