RA/DEC (2000)
14:13:41.406 -03:16:52.15
213.422526966 -3.28115163129
Type
SN II
Redshift
0.04
Discovery ReportClassification Report
Related AstroNotes: 2026-148
Reporting Group
ATLAS
Discovering Data Source
ATLAS
Discovery Date
2026-05-17 03:32:43.008
TNS AT
Y
Public
Y
Discovery Mag
19.385
Filter
cyan-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_2026mxs - 2026-05-24 23:50:04 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-S_GOTO-3_L
 ▌PS2_GPC2_w
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌GOTO-N_GOTO-1_L
 ▌BG4_BlackGEM-Cam4_BG-q
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
   
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
23818 2026-05-24 23:50:04 NOT / ALFOSC 2600 Ranghild Lunnan Ranghild Lunnan, Steve Schulze ZTF tns_2026mxs_2026-05-24_23-50-03.945_NOT_ALFOSC_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-05-16 00:45:17 - 2026-05-16 00:45:17 2461176.53145 - 2461176.53145 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583396 2026-05-16 00:45:17 2461176.53145 20.1 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot [Last non detection]
Clear- LAST_LAST-Cam 2026-05-17 21:58:03 - 2026-05-19 20:24:11 2461178.41531 - 2461180.35013 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584045 2026-05-19 20:24:11 2461180.35013 19.4 ABMag Clear- LAST_LAST-Cam 400
584044 2026-05-17 21:58:03 2461178.41531 19.59 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2026-05-10 11:43:07 - 2026-05-10 11:43:07 2461170.988278 - 2461170.988278 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584772 2026-05-10 11:43:07 2461170.988278 20.4 ABMag L-GOTO GOTO-S_GOTO-3 180 [Last non detection]
w-P1 PS2_GPC2 2026-05-22 07:25:10 - 2026-05-22 07:25:10 2461182.80914 - 2461182.80914 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588522 2026-05-22 07:25:10 2461182.80914 19.13 0.04 22 ABMag w-P1 PS2_GPC2 45 Robot
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-17 03:32:43 - 2026-05-17 03:32:43 2461177.64772 - 2461177.64772 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583397 2026-05-17 03:32:43 2461177.64772 19.385 0.161 19.68 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
L-GOTO GOTO-N_GOTO-1 2026-05-23 01:47:54 - 2026-05-23 01:47:54 2461183.574934 - 2461183.574934 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584773 2026-05-23 01:47:54 2461183.574934 19.14 0.1 ABMag L-GOTO GOTO-N_GOTO-1 135
BG-q-BlackGem BG4_BlackGEM-Cam4 2026-05-05 02:13:09 - 2026-05-05 02:13:09 2461165.5924653 - 2461165.5924653 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583805 2026-05-05 02:13:09 2461165.5924653 19.98 ABMag BG-q-BlackGem BG4_BlackGEM-Cam4 60 robotic [Last non detection]
BG-q-BlackGem BG3_BlackGEM-Cam3 2026-05-19 02:13:17 - 2026-05-19 02:13:17 2461179.5925579 - 2461179.5925579 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583806 2026-05-19 02:13:17 2461179.5925579 19.39 0.08 20.48 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
r-ZTF P48_ZTF-Cam 2026-05-14 08:03:48 - 2026-05-16 05:32:48 2461174.8359722 - 2461176.7311111 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583830 2026-05-16 05:32:48 2461176.7311111 20.2533 0.179747 ABMag r-ZTF P48_ZTF-Cam
587824 2026-05-16 05:32:48 2461176.7311111 20.2533 0.179747 20.5483 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
587823 2026-05-14 08:03:48 2461174.8359722 20.2877 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
g-ZTF P48_ZTF-Cam 2026-05-15 06:57:32 - 2026-05-19 07:32:56 2461175.7899537 - 2461179.814537 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583831 2026-05-19 07:32:56 2461179.814537 19.258 0.127109 ABMag g-ZTF P48_ZTF-Cam
583829 2026-05-15 06:57:32 2461175.7899537 20.8926 ABMag g-ZTF P48_ZTF-Cam [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
306871 2026-06-02 22:53:22 PS1_Bot1 K. C. Chambers, T. de Boer, J. Fairlamb et al. Pan-STARRS Pan-STARRS 14:13:41.406 -03:16:52.15 2026-05-22 07:25:09.696 19.13 w-P1 PSN PS26bqw Pan-STARRS N
306508 2026-05-28 21:48:44 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 14:13:41.414 -03:16:52.31 2026-05-16 05:32:47.999 20.2533 r-ZTF PSN ZTF26aawzvtx ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aawzvtx N
304966 2026-05-23 08:45:27 GOTO_bot G. Ramsay, D. O'Neill, K. Ackley et al. GOTO GOTO 14:13:41.413 -03:16:52.14 2026-05-23 01:47:53.952 19.14 L-GOTO Other GOTO26fcg GOTO N
304637 2026-05-20 06:15:57 LAST_Bot1 E. A. Zimmerman (WIS), R. Konno (WIS), A. Horowicz (WIS) et al. LAST LAST 14:13:41.437 -03:16:52.47 2026-05-19 20:24:11.232 19.4 Clear- PSN LAST N
304526 2026-05-19 07:49:56 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 14:13:41.402 -03:16:52.22 2026-05-16 05:32:47.999 20.2533 r-ZTF PSN ZTF26aawzvtx ZTF N
304514 2026-05-19 07:11:02 BlackGEM_Bot1 G. Ramsay, H. Tranin, F. Stoppa et al. BlackGEM BlackGEM 14:13:41.415 -03:16:52.59 2026-05-19 02:13:17.000 19.39 BG-q-BlackGem PSN BGEM J141341.42-031652.6 BlackGEM N
304202 2026-05-17 18:18:50 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 14:13:41.385 -03:16:51.53 2026-05-17 03:32:43.008 19.385 cyan-ATLAS PSN ATLAS26fux ATLAS 2026TNSTR2137....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
23814 2026-05-25 13:45:45 Steve Schulze Ragnhild Lunnan (OKC) and Steve Schulze (WIS) report on behalf of the ZTF collaboration ZTF SN II 0.04 1 ZTF 2026TNSCR2283....1L
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
23818 2026-05-24 23:50:04 NOT / ALFOSC 2600 Ranghild Lunnan Ranghild Lunnan, Steve Schulze ZTF tns_2026mxs_2026-05-24_23-50-03.945_NOT_ALFOSC_ZTF.ascii Object

Comments

TNS
System

Tue, 06/02/2026 - 22:53

Object coordinates updated

Object coordinates updated according to AT-report 306871 of Group Pan-STARRS
Previous RA, DEC: 14:13:41.415, -03:16:52.59 (213.422562, -3.281275)
Updated RA, DEC: 14:13:41.406, -03:16:52.15 (213.422526966, -3.28115163129)

TNS
System

Tue, 05/19/2026 - 07:11

Object coordinates updated

Object coordinates updated according to AT-report 304514 of Group BlackGEM
Previous RA, DEC: 14:13:41.385, -03:16:51.53 (213.422436667, -3.28098)
Updated RA, DEC: 14:13:41.415, -03:16:52.59 (213.422562, -3.281275)