RA/DEC (2000)
19:23:03.436 +54:41:50.86
290.764317592 +54.6974609254
Type
SN Ia
Redshift
0.063
Discovery ReportClassification Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2025-07-08 18:51:02.016
TNS AT
Y
Public
Y
Host Name
WISEA J192303.82+544135.0
Host Redshift
0.063458
Discovery Mag
19.24
Filter
Clear-
Reporter/s
Jianlin Xu, Mi Zhang, Guoyou Sun, Jiangao Ruan, Jingyuan Zhao, Wenjie Zhou, Yong Ma, Ye, Zhuoyang Chen (Xingming Obs.), Hanjie Tan (AUUK), Guangwei Wu (NAAA), Xing Gao, Ali Esamdin, Chunhai Bai, Yong Wang (XAO), on behalf of the KATS team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025qqm - 2025-07-21 18:19:56 Lijiang-2.4m / YFOSC (LiONS)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
▌Show C IV at z=vexp= km/s
▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
▌Show [O II] at z=vexp= km/s
▌Show [O III] at z=vexp= km/s
▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌Other_Other_Clear
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
Spectra
 ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21596 2025-07-21 18:19:56 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2025qqm_2025-07-21_18-19-56.013_Lijiang-2.4m_YFOSC_LiONS.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-07-14 00:22:01 - 2025-07-14 00:22:01 2460870.51529 - 2460870.51529 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502700 2025-07-14 00:22:01 2460870.51529 19.514 0.375 19.57 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
w-P1 PS2_GPC2 2025-07-28 08:03:42 - 2025-07-28 08:03:42 2460884.8359 - 2460884.8359 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546437 2025-07-28 08:03:42 2460884.8359 19.06 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-07-03 07:56:21 - 2025-07-09 06:41:08 2460859.8307986 - 2460865.7785648 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501563 2025-07-09 06:41:08 2460865.7785648 19.5799 0.132961 ABMag r-ZTF P48_ZTF-Cam
501562 2025-07-05 08:43:15 2460861.8633681 20.6788 0.129347 ABMag r-ZTF P48_ZTF-Cam
502385 2025-07-05 08:43:15 2460861.8633681 20.7149 0.224192 20.8088 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
502384 2025-07-03 07:56:21 2460859.8307986 20.7201 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2025-07-03 08:25:15 - 2025-07-03 08:25:15 2460859.8508681 - 2460859.8508681 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501561 2025-07-03 08:25:15 2460859.8508681 21.1603 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-07-13 10:24:29 - 2025-07-13 10:24:29 2460869.93367 - 2460869.93367 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
502699 2025-07-13 10:24:29 2460869.93367 18.92 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
Clear- Other_Other 2025-07-08 18:51:02 - 2025-07-08 18:51:02 2460865.28544 - 2460865.28544 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
501548 2025-07-08 18:51:02 2460865.28544 19.24 0.22 20 VegaMag Clear- Other_Other 60 Xing Gao
AT Reports
ID Time received (UT) Sender Reporter/s Reporting group Disc. Data Source RA DEC Discovery date (UT) Discovery Mag. Filter Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
285152 2025-12-31 15:27:28 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 19:23:03.436 +54:41:50.86 2025-07-28 08:03:41.760 19.06 w-P1 PSN PS25lyr Pan-STARRS N
262597 2025-07-15 08:04:59 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 19:23:03.443 +54:41:50.57 2025-07-14 00:22:01.056 19.514 wide-ATLAS PSN ATLAS25hpp ATLAS N
262422 2025-07-13 18:16:52 Fink Julien Peloton,Anais Moller,Emille E. O. Ishida on behalf of the Fink broker et al. Fink ZTF 19:23:03.442 +54:41:50.95 2025-07-05 08:43:15.004 20.7149 r-ZTF PSN ZTF25abadcvl ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25abadcvl N
261906 2025-07-09 15:22:59 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 19:23:03.432 +54:41:50.85 2025-07-05 08:43:15.003 20.6788 r-ZTF PSN ZTF25abadcvl ZTF N
261899 2025-07-09 10:45:48 Mi Zhang Jianlin Xu,Mi Zhang,Guoyou Sun et al. XOSS XOSS 19:23:03.430 +54:41:50.70 2025-07-08 18:51:02.016 19.24 Clear- PSN WISEA J192303.82+544135.0 KATS25N009 XOSS SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25n009.html 2025TNSTR2630....1X N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21596 2025-07-22 08:51:57 Liping Li Zeyi Wang, Liping Li, Qian Zhai, Jujia Zhang (YNAO); Xiaofeng Wang(THU) LiONS SN Ia 0.063 1 LiONS The spectrum obtained by LJT is well fitted to SN Ia at a few days after the peak brightness (e.g., SN 1994ae at +4d via SNID. 2025TNSCR2839....1W
Spectra
ID Obs-date (UT) Tel / Inst Exp-Time Observer/s Reducer/s Group Spectrum ascii file Spectrum fits file Spec. Type Assoc. Groups End prop. period Remarks
21596 2025-07-21 18:19:56 Lijiang-2.4m / YFOSC Jujia Zhang LiONS tns_2025qqm_2025-07-21_18-19-56.013_Lijiang-2.4m_YFOSC_LiONS.dat Object

Comments

TNS
System

Wed, 12/31/2025 - 15:27

Object coordinates updated

Object coordinates updated according to AT-report 285152 of Group Pan-STARRS
Previous RA, DEC: 19:23:03.442, +54:41:50.95 (290.76433985556, +54.697487177778)
Updated RA, DEC: 19:23:03.436, +54:41:50.86 (290.764317592, +54.6974609254)

TNS
System

Sun, 07/13/2025 - 18:16

Object coordinates updated

Object coordinates updated according to AT-report 262422 of Group ZTF
Previous RA, DEC: 19:23:03.432, +54:41:50.85 (290.7643019, +54.6974573)
Updated RA, DEC: 19:23:03.442, +54:41:50.95 (290.76433985556, +54.697487177778)

TNS
System

Wed, 07/09/2025 - 15:23

Object coordinates updated

Object coordinates updated according to AT-report 261906 of Group ZTF
Previous RA, DEC: 19:23:03.430, +54:41:50.70 (290.764292, +54.697417)
Updated RA, DEC: 19:23:03.432, +54:41:50.85 (290.7643019, +54.6974573)