RA/DEC (2000)
19:04:05.944 +43:05:56.03
286.024765614 +43.0988962654
Type
SN II
Redshift
0.05
Reporting Group
GOTO
Discovering Data Source
GOTO
Discovery Date
2025-06-12 02:06:44.064
TNS AT
Y
Public
Y
Discovery Mag
19.09
Filter
L-GOTO
Reporter/s
D. O'Neill, K. Ackley, M. Dyer, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, G. Ramsay, K. Noysena, R. Kotak, R. Breton, J. Casares, L. Nuttall, B. Godson, T. Killestein, A. Kumar, M. Pursiainen, on behalf of GOTO collaboration

Spectra

 SN_2025nnn - 2025-07-28 04:53:27 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

 GOTO-N_GOTO-1_L
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 ATLAS-HKO_ATLAS-02_orange
 PS1_GPC1_w
   
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
21658 2025-07-28 04:53:27 P60 / SEDM 2700 SEDmRobot Yujing ZTF tns_2025nnn_2025-07-28_04-53-27.110856_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-06-11 03:48:02 - 2025-06-12 02:06:44 2460837.658358 - 2460838.588014 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495123 2025-06-12 02:06:44 2460838.588014 19.09 0.19 ABMag L-GOTO GOTO-N_GOTO-1 180
495122 2025-06-11 03:48:02 2460837.658358 19.2 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-06-12 09:07:48 - 2025-06-14 08:11:35 2460838.8804167 - 2460840.8413773 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
495510 2025-06-14 08:11:35 2460840.8413773 19.4366 0.130073 ABMag r-ZTF P48_ZTF-Cam
495508 2025-06-12 09:07:48 2460838.8804167 19.4283 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-06-10 10:09:59 - 2025-06-14 05:39:32 2460836.9235995 - 2460840.735787 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
497309 2025-06-14 05:39:32 2460840.735787 19.2228 0.128337 20.2407 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
495509 2025-06-13 07:49:34 2460839.826088 19.3984 0.151724 ABMag g-ZTF P48_ZTF-Cam
497308 2025-06-10 10:09:59 2460836.9235995 19.4972 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-06-16 14:20:49 - 2025-06-17 08:25:23 2460843.09779 - 2460843.85096 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
496327 2025-06-17 08:25:23 2460843.85096 19.205 0.174 19.38 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
496326 2025-06-16 14:20:49 2460843.09779 17.49 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
w-P1 PS1_GPC1 2025-07-30 10:05:58 - 2025-07-30 10:05:58 2460886.92081 - 2460886.92081 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
546462 2025-07-30 10:05:58 2460886.92081 19.3 0.06 22 ABMag w-P1 PS1_GPC1 45 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
285177 2025-12-31 15:39:34 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 19:04:05.944 +43:05:56.03 2025-07-30 10:05:57.984 19.3 w-P1 PSN PS25lzk Pan-STARRS N
259603 2025-06-21 18:17:32 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 19:04:05.938 +43:05:56.02 2025-06-14 05:39:31.997 19.2228 g-ZTF PSN ZTF25aauvser ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF25aauvser N
259117 2025-06-19 09:54:15 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 19:04:05.959 +43:05:56.21 2025-06-17 08:25:22.944 19.205 orange-ATLAS PSN ATLAS25gfp ATLAS N
258744 2025-06-16 15:25:22 Fritz Daniel Perley (LJMU), Christoffer Fremling (Caltech), Theophile du Laz (Caltech) on behalf of ZTF ZTF ZTF 19:04:05.959 +43:05:55.99 2025-06-13 07:49:34.003 19.3984 g-ZTF PSN ZTF25aauvser ZTF N
258503 2025-06-14 16:11:14 GOTO_bot D. O'Neill, K. Ackley, M. Dyer et al. GOTO GOTO 19:04:05.963 +43:05:55.72 2025-06-12 02:06:44.064 19.09 L-GOTO Other GOTO25dle GOTO 2025TNSTR2215....1O N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21658 2025-07-28 20:10:42 ZTF_Bot1 J. Sollerman, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN II 0.05 1 ZTF 2025TNSCR2962....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
21658 2025-07-28 04:53:27 P60 / SEDM 2700 SEDmRobot Yujing ZTF tns_2025nnn_2025-07-28_04-53-27.110856_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 285177 of Group Pan-STARRS
Previous RA, DEC: 19:04:05.938, +43:05:56.02 (286.0247401625, +43.098893175)
Updated RA, DEC: 19:04:05.944, +43:05:56.03 (286.024765614, +43.0988962654)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 259603 of Group ZTF
Previous RA, DEC: 19:04:05.959, +43:05:55.99 (286.0248274, +43.0988859)
Updated RA, DEC: 19:04:05.938, +43:05:56.02 (286.0247401625, +43.098893175)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 258744 of Group ZTF
Previous RA, DEC: 19:04:05.963, +43:05:55.72 (286.024846, +43.09881)
Updated RA, DEC: 19:04:05.959, +43:05:55.99 (286.0248274, +43.0988859)