RA/DEC (2000)
17:37:46.127 -00:10:27.27
264.442193975 -0.174242510339
Type
SN IIn
Redshift
0.045
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2026-04-15 10:33:17.001
TNS AT
Y
Public
Y
Host Name
SDSS J173746.12-001028.4
Discovery Mag
19.9423
Filter
r-ZTF
Reporter/s
A. Munoz-Arancibia, G. Pignata, F.E. Bauer, F. Forster, S. Jurado, A. Mourao, A. Alvarez, F. Andrades, A. Bayo, G. Cabrera-Vives, M. Catelan, P.A. Estevez, S. Eyheramendy, B. Galindo, L. Hernandez-Garcia, H. Larranaga, K. Medina, D. Moreno-Cartagena, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026jqy - 2026-04-29 10:01:33 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
z-step:   v-step: 
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌GOTO-S_GOTO-4_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
23586 2026-04-29 10:01:33 P60 / SEDM 2700 SEDmRobot ZTF tns_2026jqy_2026-04-29_10-01-32.937964_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-04-21 04:30:49 - 2026-04-22 03:29:09 2461151.68807 - 2461152.64524 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
577033 2026-04-22 03:29:09 2461152.64524 18.941 0.194 20 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
577032 2026-04-21 04:30:49 2461151.68807 19.86 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
L-GOTO GOTO-S_GOTO-4 2026-04-11 18:42:11 - 2026-04-16 15:13:41 2461142.279285 - 2461147.134497 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
578047 2026-04-16 15:13:41 2461147.134497 19.55 0.19 ABMag L-GOTO GOTO-S_GOTO-4 135
578046 2026-04-11 18:42:11 2461142.279285 19.5 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-04-10 11:33:08 - 2026-04-15 10:33:17 2461140.9813426 - 2461145.9397801 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
575524 2026-04-15 10:33:17 2461145.9397801 19.9423 0.146274 20.5645 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
576633 2026-04-15 10:33:17 2461145.9397801 19.9423 0.146274 20.5645 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
575523 2026-04-10 11:33:08 2461140.9813426 20.1308 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
576632 2026-04-10 11:33:08 2461140.9813426 20.1308 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2026-04-15 11:07:13 - 2026-04-15 11:07:13 2461145.9633449 - 2461145.9633449 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
575525 2026-04-15 11:07:13 2461145.9633449 19.8771 0.193387 20.5386 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
w-P1 PS1_GPC1 2026-05-17 12:36:04 - 2026-05-17 12:36:04 2461178.02505 - 2461178.02505 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
596187 2026-05-17 12:36:04 2461178.02505 18.44 0.02 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
311053 2026-06-28 23:30:26 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 17:37:46.127 -00:10:27.27 2026-05-17 12:36:04.320 18.44 w-P1 PSN PS26dij Pan-STARRS N
301521 2026-04-25 21:36:00 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 17:37:46.113 -00:10:27.36 2026-04-16 15:13:40.800 19.55 L-GOTO Other GOTO26dqx GOTO N
301026 2026-04-22 21:51:37 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 17:37:46.111 -00:10:27.36 2026-04-22 03:29:08.736 18.941 wide-ATLAS PSN ATLAS26eqg ATLAS N
300816 2026-04-20 20:28:22 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 17:37:46.128 -00:10:27.29 2026-04-15 10:33:17.001 19.9423 r-ZTF PSN ZTF26aasphfk ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aasphfk N
300262 2026-04-15 20:26:05 ALeRCE A. Munoz-Arancibia, G. Pignata, F.E. Bauer et al. ALeRCE ZTF 17:37:46.128 -00:10:27.21 2026-04-15 10:33:17.001 19.9423 r-ZTF PSN SDSS J173746.12-001028.4 ZTF26aasphfk ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF26aasphfk 2026TNSTR1627....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23583 2026-04-29 21:07:32 ZTF_Bot1 J. Sollerman, K. Hinds, C. Fremling, J. Castaneda Jaimes, T. du Laz, T. Culino, M. Kasliwal (Caltech), and M. Coughlin (UoM) on behalf of the ZTF LIONS collaboration ZTF SN IIn 0.045 1 ZTF 2026TNSCR1886....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
23586 2026-04-29 10:01:33 P60 / SEDM 2700 SEDmRobot ZTF tns_2026jqy_2026-04-29_10-01-32.937964_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Sun, 06/28/2026 - 23:30

Object coordinates updated

Object coordinates updated according to AT-report 311053 of Group Pan-STARRS
Previous RA, DEC: 17:37:46.128, -00:10:27.29 (264.4421986875, -0.1742485375)
Updated RA, DEC: 17:37:46.127, -00:10:27.27 (264.442193975, -0.174242510339)

TNS
System

Mon, 04/20/2026 - 20:28

Object coordinates updated

Object coordinates updated according to AT-report 300816 of Group ZTF
Previous RA, DEC: 17:37:46.128, -00:10:27.21 (264.44219943013, -0.17422374323059)
Updated RA, DEC: 17:37:46.128, -00:10:27.29 (264.4421986875, -0.1742485375)