RA/DEC (2000)
13:59:06.581 +17:56:05.35
209.7774202 +17.9348183
Type
SN II
Redshift
0.017623
Discovery ReportClassification Report
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-01-20 14:14:09.024
TNS AT
Y
Public
Y
Discovery Mag
18.997
Filter
orange-ATLAS
Reporter/s
J. Tonry, L. Denneau, H. Weiland (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, A. J. Smith (QUB), P. Ramsden (Birmingham/QUB), L. Shingles (GSI/QUB), S. Srivastav, J. H. Gillanders, H. Stevance, A. J. Cooper, F. Stoppa, J. Tweddle, L. Eastman (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_2026aut - 2026-01-26 11:04:11 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

 ▌WFST_WFST-WFC_r
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
   
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
22879 2026-01-26 11:04:11 P200 / NGPS Sam Rose Christoffer Fremling ZTF tns_2026aut_2026-01-26_11-04-11_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-WFST WFST_WFST-WFC 2026-02-03 19:59:31 - 2026-02-03 19:59:31 2461075.333 - 2461075.333 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
568261 2026-02-03 19:59:31 2461075.333 18.4 0.02 ABMag r-WFST WFST_WFST-WFC 30
L-GOTO GOTO-N_GOTO-1 2026-01-16 05:18:18 - 2026-01-22 05:29:58 2461056.721043 - 2461062.729141 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552747 2026-01-22 05:29:58 2461062.729141 18.56 0.06 ABMag L-GOTO GOTO-N_GOTO-1 180
552746 2026-01-16 05:18:18 2461056.721043 20 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-01-18 12:02:25 - 2026-01-20 12:02:23 2461059.0016782 - 2461061.0016551 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552533 2026-01-20 12:02:23 2461061.0016551 18.5915 0.0850488 20.4996 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
552532 2026-01-18 12:02:25 2461059.0016782 20.4839 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
orange-ATLAS ATLAS-MLO_ATLAS-01 2026-01-20 14:14:09 - 2026-01-20 14:14:09 2461061.09316 - 2461061.09316 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552137 2026-01-20 14:14:09 2461061.09316 18.997 0.169 19.51 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
cyan-ATLAS ATLAS-HKO_ATLAS-02 2026-01-17 14:48:12 - 2026-01-17 14:48:12 2461058.11681 - 2461058.11681 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
552136 2026-01-17 14:48:12 2461058.11681 19.52 ABMag cyan-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
296412 2026-03-20 10:34:52 WFST_SN Zelin Xu, Dezheng Meng, Ji-an Jiang et al. WFST WFST 13:59:06.580 +17:56:05.45 2026-02-03 19:59:31.200 18.4 r-WFST PSN WFST260203boykt WFST N
288327 2026-01-22 10:37:43 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 13:59:06.580 +17:56:05.37 2026-01-22 05:29:57.696 18.56 L-GOTO Other GOTO26um GOTO N
288238 2026-01-21 12:56:51 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 13:59:06.581 +17:56:05.35 2026-01-20 12:02:23.001 18.5915 r-ZTF PSN LEDA 3817185 ZTF26aadevgn ZTF Early SN candidate (r-rise > 0.95+-0.04 mag/day) 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/ZTF26aadevgn N
288083 2026-01-20 17:58:30 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 13:59:06.596 +17:56:05.89 2026-01-20 14:14:09.024 18.997 orange-ATLAS PSN ATLAS26ayb ATLAS 2026TNSTR.243....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
22878 2026-01-29 20:13:25 ZTF_Bot1 S. Rose, K. Das, J. Castaneda Jaimes, C. Fremling (Caltech), M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN II 0.017623 1 ZTF 2026TNSCR.395....1R
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
22879 2026-01-26 11:04:11 P200 / NGPS Sam Rose Christoffer Fremling ZTF tns_2026aut_2026-01-26_11-04-11_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Wed, 01/21/2026 - 12:56

Object coordinates updated

Object coordinates updated according to AT-report 288238 of Group ZTF
Previous RA, DEC: 13:59:06.596, +17:56:05.89 (209.777482857, +17.93497)
Updated RA, DEC: 13:59:06.581, +17:56:05.35 (209.7774202, +17.9348183)