RA/DEC (2000)
16:30:23.807 +40:39:36.39
247.599196214 +40.6601096239
Type
SN Ia
Redshift
0.02927
Discovery ReportClassification Report
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2025-08-11 17:41:42.720
TNS AT
Y
Public
Y
Host Name
CGCG 224-052
Host Redshift
0.029269
Discovery Mag
18.73
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_2025trj - 2025-08-14 04:33:32 P60 / SEDM (ZTF)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
 ▌GOTO-N_GOTO-2_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌PS1_GPC1_i
 ▌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
21779 2025-08-14 04:33:32 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025trj_2025-08-14_04-33-32.043600_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-08-10 23:32:05 - 2025-08-14 22:19:46 2460898.48061 - 2460902.43039 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508849 2025-08-14 22:19:46 2460902.43039 18.425 0.066 19.7 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
508848 2025-08-10 23:32:05 2460898.48061 18.61 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-07-21 23:44:55 - 2025-07-21 23:44:55 2460878.489531 - 2460878.489531 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510182 2025-07-21 23:44:55 2460878.489531 19.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
L-GOTO GOTO-N_GOTO-1 2025-08-18 20:47:26 - 2025-08-18 20:47:26 2460906.366275 - 2460906.366275 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510183 2025-08-18 20:47:26 2460906.366275 17.99 0.05 ABMag L-GOTO GOTO-N_GOTO-1 360
r-ZTF P48_ZTF-Cam 2025-08-13 07:49:42 - 2025-08-13 07:49:42 2460900.8261806 - 2460900.8261806 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508406 2025-08-13 07:49:42 2460900.8261806 18.5045 0.0920192 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-08-13 04:43:42 - 2025-08-13 04:43:42 2460900.6970139 - 2460900.6970139 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508405 2025-08-13 04:43:42 2460900.6970139 18.6498 0.071947 ABMag g-ZTF P48_ZTF-Cam
i-P1 PS1_GPC1 2025-08-20 08:34:40 - 2025-08-20 08:34:40 2460907.85741 - 2460907.85741 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
510919 2025-08-20 08:34:40 2460907.85741 17.9 0.03 20.7 ABMag i-P1 PS1_GPC1 45 Robot
Clear- Other_Other 2025-08-11 17:41:43 - 2025-08-11 17:41:43 2460899.2373 - 2460899.2373 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
508353 2025-08-11 17:41:43 2460899.2373 18.73 0.19 19.5 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
266946 2025-08-21 14:44:09 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 16:30:23.807 +40:39:36.39 2025-08-20 08:34:40.224 17.9 i-P1 PSN PS25gtl Pan-STARRS N
266557 2025-08-18 22:02:43 GOTO_bot D. O'Neill, A. Kumar, K. Ackley et al. GOTO GOTO 16:30:23.807 +40:39:36.45 2025-08-18 20:47:25.728 17.99 L-GOTO Other GOTO25fzy GOTO N
265869 2025-08-15 00:31:35 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 16:30:23.817 +40:39:36.67 2025-08-14 22:19:45.696 18.425 wide-ATLAS PSN ATLAS25jlz ATLAS N
265633 2025-08-13 07:59:00 BTSbot_bot Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 16:30:23.816 +40:39:36.38 2025-08-13 04:43:42.000 18.6498 g-ZTF PSN ZTF25abigwgh ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
265608 2025-08-13 06:27:25 Mi Zhang Jianlin Xu, Mi Zhang, Guoyou Sun et al. XOSS XOSS 16:30:23.830 +40:39:36.60 2025-08-11 17:41:42.720 18.73 Clear- PSN CGCG 224-052 KATS25P008 XOSS SN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/kats25p008.html 2025TNSTR3183....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
21779 2025-08-14 05:25:06 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.02927 1 ZTF 2025TNSCR3203....1F
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
21779 2025-08-14 04:33:32 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025trj_2025-08-14_04-33-32.043600_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Thu, 08/21/2025 - 14:44

Object coordinates updated

Object coordinates updated according to AT-report 266946 of Group Pan-STARRS
Previous RA, DEC: 16:30:23.816, +40:39:36.38 (247.5992354, +40.6601047)
Updated RA, DEC: 16:30:23.807, +40:39:36.39 (247.599196214, +40.6601096239)

TNS
System

Wed, 08/13/2025 - 07:59

Object coordinates updated

Object coordinates updated according to AT-report 265633 of Group ZTF
Previous RA, DEC: 16:30:23.830, +40:39:36.60 (247.599292, +40.660167)
Updated RA, DEC: 16:30:23.816, +40:39:36.38 (247.5992354, +40.6601047)