RA/DEC (2000)
11:35:21.108 +21:09:59.45
173.837952 +21.1665142
Type
SN Ia
Redshift
0.062909
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-04-08 05:06:40.996
TNS AT
Y
Public
Y
Discovery Mag
19.1374
Filter
r-ZTF
Reporter/s
Nabeel Rehemtulla (CIERA, NU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025hdq - 2025-04-21 08:24:25 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-2_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
   
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
20889 2025-04-21 08:24:25 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025hdq_2025-04-21_08-24-24.810866_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-04-05 00:02:51 - 2025-04-06 21:13:14 2460770.501984 - 2460772.384195 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
482491 2025-04-06 21:13:14 2460772.384195 18.8 0.22 ABMag L-GOTO GOTO-N_GOTO-2 180
482490 2025-04-05 00:02:51 2460770.501984 19.2 ABMag L-GOTO GOTO-N_GOTO-2 180 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-04-14 03:44:06 - 2025-04-14 03:44:06 2460779.65562 - 2460779.65562 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
482105 2025-04-14 03:44:06 2460779.65562 18.127 0.198 18.18 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
r-ZTF P48_ZTF-Cam 2025-04-08 05:06:41 - 2025-04-08 05:06:41 2460773.7129745 - 2460773.7129745 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481780 2025-04-08 05:06:41 2460773.7129745 19.1374 0.148262 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-04-06 07:40:22 - 2025-04-11 07:03:28 2460771.8196991 - 2460776.7940741 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
481781 2025-04-11 07:03:28 2460776.7940741 18.364 0.0884331 ABMag g-ZTF P48_ZTF-Cam
481779 2025-04-06 07:40:22 2460771.8196991 19.8212 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-04-07 07:53:12 - 2025-04-07 07:53:12 2460772.82861 - 2460772.82861 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
482104 2025-04-07 07:53:12 2460772.82861 18.98 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
251811 2025-04-18 06:42:29 GOTO_bot D. O'Neill,G. Ramsay,K. Ackley et al. GOTO GOTO 11:35:21.126 +21:09:59.23 2025-04-06 21:13:14.016 18.8 L-GOTO Other GOTO25bxd GOTO N
251633 2025-04-14 13:42:56 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 11:35:21.123 +21:09:59.75 2025-04-14 03:44:05.568 18.127 orange-ATLAS PSN ATLAS25duu ATLAS N
251413 2025-04-11 07:11:20 Fritz Nabeel Rehemtulla (CIERA,NU),Christoffer Fremling (Caltech) et al. ZTF ZTF 11:35:21.108 +21:09:59.45 2025-04-08 05:06:40.996 19.1374 r-ZTF PSN ZTF25aalylco ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). 2025TNSTR1360....1R N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20889 2025-04-23 13:01:43 ZTF_Bot1 J. Johansson, S. Covarrubias, M. Chu, C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.062909 1 ZTF 2025TNSCR1509....1J
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
20889 2025-04-21 08:24:25 P60 / SEDM 2160 SEDmRobot auto ZTF tns_2025hdq_2025-04-21_08-24-24.810866_P60_SEDM_ZTF.ascii Object

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