RA/DEC (2000)
23:19:58.313 +20:14:48.50
349.9929729 +20.2468045
Type
SLSN-I
Redshift
0.137
Discovery ReportClassification Report
Reporting Group
LAST
Discovering Data Source
LAST
Discovery Date
2025-10-12 19:53:01.536
TNS AT
Y
Public
Y
Discovery Mag
20.18
Filter
Clear-
Reporter/s
R. Konno (WIS), E. A. Zimmerman (WIS), A. Horowicz (WIS), S. Garrappa (WIS), E. O. Ofek (WIS), S. Ben-Ami (WIS), D. Polishook (WIS), O. Yaron (WIS), P. Chen (WIS), A. Krassilchtchikov (WIS), Y. M. Shani (WIS), E. Segre (WIS), A. Gal-Yam (WIS), S. Spitzer (WIS), and K. Rybicki (WIS) on behalf of the LAST Collaboration
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025aaeo - 2025-12-17 19:43:52 NOT / ALFOSC (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
 ▌LAST_LAST-Cam_Clear
 ▌GOTO-N_GOTO-2_L
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_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
22647 2025-12-17 19:43:52 NOT / ALFOSC Jesper Sollerman, Avinash Singh Avinash Singh ZTF tns_2025aaeo_2025-12-17_19-43-51.775000_NOT_ALFOSC_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2025-11-24 21:46:10 - 2025-11-24 21:46:10 2461004.40706 - 2461004.40706 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534240 2025-11-24 21:46:10 2461004.40706 18.34 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
Clear- LAST_LAST-Cam 2025-10-11 20:32:01 - 2025-10-12 19:53:02 2460960.35557 - 2460961.32849 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
523362 2025-10-12 19:53:02 2460961.32849 20.18 ABMag Clear- LAST_LAST-Cam 400
523361 2025-10-11 20:32:01 2460960.35557 20.54 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-N_GOTO-2 2025-10-20 22:17:50 - 2025-10-20 22:17:50 2460969.429045 - 2460969.429045 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534219 2025-10-20 22:17:50 2460969.429045 19.8 0.18 ABMag L-GOTO GOTO-N_GOTO-2 180
L-GOTO GOTO-N_GOTO-1 2025-10-18 22:43:49 - 2025-10-18 22:43:49 2460967.44709 - 2460967.44709 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534218 2025-10-18 22:43:49 2460967.44709 20 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-10-09 07:27:30 - 2025-10-09 07:27:30 2460957.8107639 - 2460957.8107639 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535061 2025-10-09 07:27:30 2460957.8107639 19.7467 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-10-12 05:23:16 - 2025-11-29 03:39:09 2460960.7244907 - 2461008.6521875 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
535063 2025-11-29 03:39:09 2461008.6521875 19.5773 0.111454 ABMag g-ZTF P48_ZTF-Cam
535062 2025-10-12 05:23:16 2460960.7244907 20.3192 0.13287 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-11-27 06:41:12 - 2025-11-27 06:41:12 2461006.77861 - 2461006.77861 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
534241 2025-11-27 06:41:12 2461006.77861 18.903 0.134 19.43 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 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
278832 2025-11-30 03:28:32 Fritz Daniel Perley (LJMU),Christoffer Fremling (Caltech),Theophile du Laz (Caltech) on behalf of ZTF et al. ZTF ZTF 23:19:58.313 +20:14:48.50 2025-10-12 05:23:15.996 20.3192 g-ZTF PSN ZTF25abxlcab ZTF N
278454 2025-11-27 15:14:54 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 23:19:58.305 +20:14:48.37 2025-11-27 06:41:11.904 18.903 orange-ATLAS PSN ATLAS25ozx ATLAS N
278443 2025-11-27 14:04:11 GOTO_bot G. Ramsay,K. Ackley,M. Dyer et al. GOTO GOTO 23:19:58.297 +20:14:48.58 2025-10-20 22:17:49.920 19.8 L-GOTO Other GOTO25knn GOTO N
273107 2025-10-12 21:03:31 LAST_Bot1 R. Konno (WIS),E. A. Zimmerman (WIS),A. Horowicz (WIS) et al. LAST LAST 23:19:58.316 +20:14:48.68 2025-10-12 19:53:01.536 20.18 Clear- PSN LAST 2025TNSTR4081....1K N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
22646 2025-12-19 21:58:37 ZTF_Bot1 J. Sollerman, J. Castaneda Jaimes, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SLSN-I 0.137 1 ZTF 2025TNSCR5077....1S
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
22647 2025-12-17 19:43:52 NOT / ALFOSC Jesper Sollerman, Avinash Singh Avinash Singh ZTF tns_2025aaeo_2025-12-17_19-43-51.775000_NOT_ALFOSC_ZTF.ascii Object

Comments

TNS
System

Sun, 11/30/2025 - 03:28

Object coordinates updated

Object coordinates updated according to AT-report 278832 of Group ZTF
Previous RA, DEC: 23:19:58.305, +20:14:48.37 (349.992939231, +20.2467684615)
Updated RA, DEC: 23:19:58.313, +20:14:48.50 (349.9929729, +20.2468045)

TNS
System

Thu, 11/27/2025 - 15:14

Object coordinates updated

Object coordinates updated according to AT-report 278454 of Group ATLAS
Previous RA, DEC: 23:19:58.297, +20:14:48.58 (349.992903, +20.246829)
Updated RA, DEC: 23:19:58.305, +20:14:48.37 (349.992939231, +20.2467684615)

TNS
System

Thu, 11/27/2025 - 14:04

Object coordinates updated

Object coordinates updated according to AT-report 278443 of Group GOTO
Previous RA, DEC: 23:19:58.316, +20:14:48.68 (349.99298140817, +20.246855889803)
Updated RA, DEC: 23:19:58.297, +20:14:48.58 (349.992903, +20.246829)