RA/DEC (2000)
21:33:35.895 +01:15:44.21
323.399562756 +1.26228015731
Type
SN Ia
Redshift
0.0308
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-04-13 14:36:04.896
TNS AT
Y
Public
Y
Discovery Mag
17.14
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland, R. Siverd (IfA, University of Hawaii), N. Erasmus, W. Koorts (South African Astronomical Observatory), A. Jordan, V. Suc (UAI, Obstech), S. J. Smartt, K. W. Smith (Oxford/QUB), D. R. Young, M. Nicholl, M. Fulton, M. McCollum, T. Moore, J. Weston, X. Sheng, C. R. Angus, A. Wilson, A. Aamer, D. Magill (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle (Oxford), L. Rhodes (TSI/McGill), A. Rest (STScI), T.-W. Chen (NCU), C. Stubbs (Harvard), J. S. Sommer (LMU), B. P. Schmidt (ANU)
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025hjm - 2025-05-25 11:38:45 P200 / NGPS (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

 ▌LAST_LAST-Cam_Clear
 ▌GOTO-S_GOTO-3_L
 ▌GOTO-N_GOTO-2_L
 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_orange
   
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
21161 2025-05-25 11:38:45 P200 / NGPS Yu-Jing Qin Kaustav Kashyap Das, Yu-Jing Qin ZTF tns_2025hjm_2025-05-25_11-38-45_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-07-05 22:43:24 - 2025-05-29 23:37:43 2460497.4468 - 2460825.48452 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
492772 2025-05-29 23:37:43 2460825.48452 19 ABMag Clear- LAST_LAST-Cam 400
492771 2024-07-05 22:43:24 2460497.4468 21.59 ABMag Clear- LAST_LAST-Cam 9520 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-04-19 19:08:55 - 2025-04-19 19:08:55 2460785.297862 - 2460785.297862 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484254 2025-04-19 19:08:55 2460785.297862 16.78 0.02 ABMag L-GOTO GOTO-S_GOTO-3 180
L-GOTO GOTO-N_GOTO-2 2024-12-08 20:01:24 - 2024-12-08 20:01:24 2460653.334307 - 2460653.334307 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484253 2024-12-08 20:01:24 2460653.334307 18 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
w-P1 PS2_GPC2 2025-05-30 13:01:57 - 2025-05-30 13:01:57 2460826.04302 - 2460826.04302 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495155 2025-05-30 13:01:57 2460826.04302 18.85 0.02 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2025-05-07 11:52:48 - 2025-05-07 11:52:48 2460802.995 - 2460802.995 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487073 2025-05-07 11:52:48 2460802.995 17.5405 0.0536613 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-04-30 11:32:13 - 2025-04-30 11:32:13 2460795.980706 - 2460795.980706 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
487072 2025-04-30 11:32:13 2460795.980706 17.3532 0.0530109 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-04-13 14:36:05 - 2025-04-13 14:36:05 2460779.10839 - 2460779.10839 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
482056 2025-04-13 14:36:05 2460779.10839 17.14 0.074 18.31 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2024-12-28 05:15:35 - 2024-12-28 05:15:35 2460672.71916 - 2460672.71916 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
482055 2024-12-28 05:15:35 2460672.71916 19.11 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
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
258520 2025-06-14 19:44:43 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 21:33:35.895 +01:15:44.21 2025-05-30 13:01:56.928 18.85 w-P1 PSN PS25dho Pan-STARRS N
257310 2025-05-30 02:04:59 LAST_Bot1 E. A. Zimmerman (WIS),R. Konno (WIS),A. Horowicz (WIS) et al. LAST LAST 21:33:35.833 +01:15:44.66 2025-05-29 23:37:42.528 19 Clear- PSN LAST N
254365 2025-05-07 13:43:31 Fritz Nabeel Rehemtulla (CIERA,NU),Christoffer Fremling (Caltech) et al. ZTF ZTF 21:33:35.888 +01:15:44.33 2025-04-30 11:32:12.998 17.3532 g-ZTF PSN ZTF25aaozpsn ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
252671 2025-04-25 21:53:32 GOTO_bot S. Belkin,D. O'Neill,K. Ackley et al. GOTO GOTO 21:33:35.752 +01:15:43.96 2025-04-19 19:08:55.104 16.78 L-GOTO Other GOTO24jvo GOTO N
251606 2025-04-13 17:17:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 21:33:35.887 +01:15:44.26 2025-04-13 14:36:04.896 17.14 orange-ATLAS PSN ATLAS25duo ATLAS 2025TNSTR1371....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21161 2025-05-27 18:37:52 ZTF_Bot1 J. Johansson, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.0308 1 ZTF 2025TNSCR1993....1J
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
21161 2025-05-25 11:38:45 P200 / NGPS Yu-Jing Qin Kaustav Kashyap Das, Yu-Jing Qin ZTF tns_2025hjm_2025-05-25_11-38-45_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Sat, 06/14/2025 - 19:44

Object coordinates updated

Object coordinates updated according to AT-report 258520 of Group Pan-STARRS
Previous RA, DEC: 21:33:35.888, +01:15:44.33 (323.399533, +1.262313)
Updated RA, DEC: 21:33:35.895, +01:15:44.21 (323.399562756, +1.26228015731)

TNS
System

Wed, 05/07/2025 - 13:43

Object coordinates updated

Object coordinates updated according to AT-report 254365 of Group ZTF
Previous RA, DEC: 21:33:35.887, +01:15:44.26 (323.399527273, +1.26229545455)
Updated RA, DEC: 21:33:35.888, +01:15:44.33 (323.399533, +1.262313)