RA/DEC (2000)
06:08:30.768 -24:38:53.52
92.1282010586 -24.6482004753
Type
SN II
Redshift
0.0487
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2025-11-15 11:30:23.616
TNS AT
Y
Public
Y
Discovery Mag
18.96
Filter
cyan-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), M. R. Alarcón, J. Licandro, P. Nichita (IAC), 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, P. J. Broda (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_2025advv - 2025-12-13 09:46:27 Lick-3m / KAST (UCSC)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

 ▌GOTO-S_GOTO-4_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_i
 ▌PS1_GPC1_r
   
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
22579 2025-12-13 09:46:27 Lick-3m / KAST 2400 Kyle Davis (UCSC) Kyle Davis (UCSC) UCSC tns_2025advv_2025-12-13_09-46-26.53_Lick-3m_KAST_UCSC.flm Object We measure a H-alpha absorption velocity of -12,700 km/s.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-4 2025-11-11 15:11:03 - 2025-12-04 13:16:13 2460991.132667 - 2461014.052934 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
536098 2025-12-04 13:16:13 2461014.052934 19.04 0.19 ABMag L-GOTO GOTO-S_GOTO-4 135
536097 2025-11-11 15:11:03 2460991.132667 19.6 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-11-13 12:05:24 - 2025-11-25 08:30:48 2460993.00375 - 2461004.8547222 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
533939 2025-11-25 08:30:48 2461004.8547222 18.552 0.0592335 ABMag r-ZTF P48_ZTF-Cam
533938 2025-11-13 12:05:24 2460993.00375 20.195 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-11-26 08:46:31 - 2025-11-26 08:46:31 2461005.8656366 - 2461005.8656366 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
533940 2025-11-26 08:46:31 2461005.8656366 18.6932 0.110968 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-11-12 12:16:07 - 2025-11-12 12:16:07 2460992.01119 - 2460992.01119 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531777 2025-11-12 12:16:07 2460992.01119 19.28 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2025-11-15 11:30:24 - 2025-11-15 11:30:24 2460994.97944 - 2460994.97944 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
531778 2025-11-15 11:30:24 2460994.97944 18.96 0.129 19.47 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
i-P1 PS1_GPC1 2025-12-06 11:45:33 - 2025-12-06 11:45:33 2461015.98997 - 2461015.98997 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
545969 2025-12-06 11:45:33 2461015.98997 18.73 0.1 20.7 ABMag i-P1 PS1_GPC1 45 Robot
r-P1 PS1_GPC1 2025-11-26 11:00:39 - 2025-11-26 11:00:39 2461005.95878 - 2461005.95878 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534304 2025-11-26 11:00:39 2461005.95878 18.48 0.04 20.6 ABMag r-P1 PS1_GPC1 27 Robot
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
284722 2025-12-31 00:56:27 PS1_Bot1 K. C. Chambers,T. de Boer,J. Fairlamb et al. Pan-STARRS Pan-STARRS 06:08:30.768 -24:38:53.52 2025-12-06 11:45:33.408 18.73 i-P1 PSN PS25imb Pan-STARRS N
279371 2025-12-05 10:00:53 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 06:08:30.760 -24:38:53.43 2025-12-04 13:16:13.152 19.04 L-GOTO Other GOTO25laz GOTO N
278495 2025-11-27 22:05:35 YSE_Bot1 D. O. Jones (UC Santa Cruz),K. D. French (Carnegie,Illinois) et al. YSE Pan-STARRS 06:08:30.769 -24:38:53.50 2025-11-26 11:00:38.592 18.48 r-P1 PSN PS25imb Pan-STARRS N
278321 2025-11-26 08:59:51 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 06:08:30.781 -24:38:53.66 2025-11-25 08:30:47.998 18.552 r-ZTF PSN ZTF25aceolpx ZTF N
277237 2025-11-17 11:55:19 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 06:08:30.751 -24:38:53.57 2025-11-15 11:30:23.616 18.96 cyan-ATLAS PSN ATLAS25ojl ATLAS 2025TNSTR4613....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
22578 2025-12-14 02:22:05 Kyle Davis Kyle Davis (UCSC), Ryan Foley (UCSC) UCSC SN II 0.0487 1 UCSC 2025TNSCR4981....1D
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
22579 2025-12-13 09:46:27 Lick-3m / KAST 2400 Kyle Davis (UCSC) Kyle Davis (UCSC) UCSC tns_2025advv_2025-12-13_09-46-26.53_Lick-3m_KAST_UCSC.flm Object We measure a H-alpha absorption velocity of -12,700 km/s.

Comments

TNS
System

Wed, 12/31/2025 - 00:56

Object coordinates updated

Object coordinates updated according to AT-report 284722 of Group Pan-STARRS
Previous RA, DEC: 06:08:30.769, -24:38:53.50 (92.1282060295, -24.6481958007)
Updated RA, DEC: 06:08:30.768, -24:38:53.52 (92.1282010586, -24.6482004753)

TNS
System

Thu, 11/27/2025 - 22:05

Object coordinates updated

Object coordinates updated according to AT-report 278495 of Group Pan-STARRS
Previous RA, DEC: 06:08:30.781, -24:38:53.66 (92.128256, -24.6482383)
Updated RA, DEC: 06:08:30.769, -24:38:53.50 (92.1282060295, -24.6481958007)

TNS
System

Wed, 11/26/2025 - 08:59

Object coordinates updated

Object coordinates updated according to AT-report 278321 of Group ZTF
Previous RA, DEC: 06:08:30.751, -24:38:53.57 (92.12812875, -24.64821375)
Updated RA, DEC: 06:08:30.781, -24:38:53.66 (92.128256, -24.6482383)