RA/DEC (2000)
15:22:22.708 +56:00:14.34
230.5946148 +56.0039824
Type
SN Ia
Redshift
0.08
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-03-16 09:42:19.995
TNS AT
Y
Public
Y
Discovery Mag
19.3783
Filter
g-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ern - 2025-03-29 04:05:31 CA-2.2m / CAFOS (GOTO)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-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-HKO_ATLAS-02_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
20667 2025-03-29 04:05:31 CA-2.2m / CAFOS Cristina Jiménez Palau, Miika Pursiainen, Ben Godson GOTO tns_2025ern_2025-03-29_04-05-31.200_CA-2.2m_CAFOS_GOTO.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-1 2025-02-16 02:54:43 - 2025-03-18 01:09:06 2460722.621335 - 2460752.547985 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
479602 2025-03-18 01:09:06 2460752.547985 18.76 0.17 ABMag L-GOTO GOTO-N_GOTO-1 180
479601 2025-02-16 02:54:43 2460722.621335 18.9 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-03-10 10:41:38 - 2025-03-16 10:46:26 2460744.9455787 - 2460750.948912 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
476479 2025-03-16 10:46:26 2460750.948912 19.7089 0.210369 ABMag r-ZTF P48_ZTF-Cam
476477 2025-03-10 10:41:38 2460744.9455787 19.9984 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-03-16 09:42:20 - 2025-03-16 09:42:20 2460750.9043981 - 2460750.9043981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
476478 2025-03-16 09:42:20 2460750.9043981 19.3783 0.187211 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-03-17 13:23:43 - 2025-03-21 12:35:23 2460752.05814 - 2460756.02457 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
477476 2025-03-21 12:35:23 2460756.02457 19.025 0.179 19.22 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
477475 2025-03-17 13:23:43 2460752.05814 18.99 ABMag orange-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
250218 2025-03-28 09:48:02 GOTO_bot B. Godson, G. Ramsay, K. Ackley et al. GOTO GOTO 15:22:22.695 +56:00:14.70 2025-03-18 01:09:06.336 18.76 L-GOTO Other GOTO25bii GOTO N
249169 2025-03-21 14:18:46 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 15:22:22.630 +56:00:14.53 2025-03-21 12:35:22.848 19.025 orange-ATLAS PSN ATLAS25cvm ATLAS N
248653 2025-03-17 09:52:54 Fritz Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU) et al. ZTF ZTF 15:22:22.708 +56:00:14.34 2025-03-16 09:42:19.995 19.3783 g-ZTF PSN ZTF25aaizniw ZTF 2025TNSTR1017....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20667 2025-03-29 09:37:38 Joe Lyman Cristina Jiménez Palau, Miika Pursiainen, Ben Godson, Mark Magee, Joe Lyman, Lluís Galbany, Tom Killestein GOTO SN Ia 0.08 1 GOTO Matches to SNe Ia at peak light. Redshift from SNID template matching. 2025TNSCR1202....1P
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
20667 2025-03-29 04:05:31 CA-2.2m / CAFOS Cristina Jiménez Palau, Miika Pursiainen, Ben Godson GOTO tns_2025ern_2025-03-29_04-05-31.200_CA-2.2m_CAFOS_GOTO.dat Object

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