RA/DEC (2000)
13:40:56.725 +08:19:09.38
205.23635593333 +8.3192721
Type
SN IIn
Redshift
0.101
Discovery ReportClassification Report
Related AstroNotes: 2026-164
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2026-05-12 08:11:44.001
TNS AT
Y
Public
Y
Discovery Mag
20.9228
Filter
g-ZTF
Reporter/s
Yogesh Wagh (LJMU), K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Mansi Kasliwal (Caltech), Theophile du Laz (Caltech), Thomas Culino (Caltech), Joahan Castaneda Jaimes (CIT, IPAC), Michael Coughlin (UMN), Antoine Le Calloch (UMN) , Pete Bachant (Caltech) on behalf of Z+LIONS
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2026mxk - 2026-06-01 08:24:35 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

 ▌ATLAS-TDO_ATLAS-05_wide
 ▌LAST_LAST-Cam_Clear
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌GOTO-N_GOTO-1_L
 ▌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
23919 2026-06-01 08:24:35 P200 / NGPS K-Ryan Hinds K-Ryan Hinds ZTF tns_2026mxk_2026-06-01_08-24-35_P200_NGPS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
wide-ATLAS ATLAS-TDO_ATLAS-05 2026-05-20 22:43:41 - 2026-05-20 22:43:41 2461181.447 - 2461181.447 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584552 2026-05-20 22:43:41 2461181.447 19.412 0.16 20.41 ABMag wide-ATLAS ATLAS-TDO_ATLAS-05 30 Robot
Clear- LAST_LAST-Cam 2026-05-19 18:48:54 - 2026-05-20 18:49:55 2461180.28396 - 2461181.28467 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584441 2026-05-20 18:49:55 2461181.28467 20.11 ABMag Clear- LAST_LAST-Cam 400
584440 2026-05-19 18:48:54 2461180.28396 20.3 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2026-05-20 03:17:28 - 2026-05-20 03:17:28 2461180.63713 - 2461180.63713 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
584551 2026-05-20 03:17:28 2461180.63713 17.04 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
L-GOTO GOTO-N_GOTO-1 2026-05-12 22:35:02 - 2026-05-17 22:20:26 2461173.440985 - 2461178.430863 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
588613 2026-05-17 22:20:26 2461178.430863 20.17 0.21 ABMag L-GOTO GOTO-N_GOTO-1 180
588612 2026-05-12 22:35:02 2461173.440985 19.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2026-05-12 06:40:22 - 2026-05-12 06:40:22 2461172.7780324 - 2461172.7780324 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583374 2026-05-12 06:40:22 2461172.7780324 19.9185 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2026-05-11 08:24:53 - 2026-05-16 07:05:49 2461171.8506134 - 2461176.795706 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
583376 2026-05-16 07:05:49 2461176.795706 20.1707 0.182079 ABMag g-ZTF P48_ZTF-Cam
583375 2026-05-12 08:11:44 2461172.8414815 20.9228 0.206085 ABMag g-ZTF P48_ZTF-Cam
584463 2026-05-12 08:11:44 2461172.8414815 20.975 0.354373 20.5854 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
584462 2026-05-11 08:24:53 2461171.8506134 20.3643 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
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
306912 2026-06-03 08:45:17 GOTO_bot S. Belkin, P. Charalampopoulos, K. Ackley et al. GOTO GOTO 13:40:56.682 +08:19:10.01 2026-05-17 22:20:26.304 20.17 L-GOTO Other GOTO26fgf GOTO N
304870 2026-05-22 10:08:09 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al. ATLAS ATLAS 13:40:56.734 +08:19:09.58 2026-05-20 22:43:40.800 19.412 wide-ATLAS PSN ATLAS26gei ATLAS N
304828 2026-05-21 19:25:14 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 13:40:56.725 +08:19:09.38 2026-05-12 08:11:44.002 20.975 g-ZTF PSN ZTF26aawzwus ZTF Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF26aawzwus N
304817 2026-05-21 18:59:40 LAST_Bot1 E. O. Ofek (WIS), R. Konno (WIS), E. A. Zimmerman (WIS) et al. LAST LAST 13:40:56.704 +08:19:08.74 2026-05-20 18:49:55.488 20.11 Clear- PSN LAST N
304192 2026-05-17 17:20:15 ZTF_LIONS Yogesh Wagh (LJMU), K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech) et al. ZTF ZTF 13:40:56.723 +08:19:09.46 2026-05-12 08:11:44.001 20.9228 g-ZTF PSN ZTF26aawzwus ZTF 2026TNSTR2145....1W N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
23915 2026-06-03 16:49:52 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 0.101 1 ZTF
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
23919 2026-06-01 08:24:35 P200 / NGPS K-Ryan Hinds K-Ryan Hinds ZTF tns_2026mxk_2026-06-01_08-24-35_P200_NGPS_ZTF.ascii Object

Comments

TNS
System

Thu, 05/21/2026 - 19:25

Object coordinates updated

Object coordinates updated according to AT-report 304828 of Group ZTF
Previous RA, DEC: 13:40:56.723, +08:19:09.46 (205.2363438, +8.3192945)
Updated RA, DEC: 13:40:56.725, +08:19:09.38 (205.23635593333, +8.3192721)