RA/DEC (2000)
16:17:40.618 +56:39:14.25
244.4192414 +56.6539575
Type
SN Ia
Redshift
0.0605
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-04-21 08:48:58.003
TNS AT
Y
Public
Y
Discovery Mag
19.3488
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_2025ieh - 2025-05-20 02:16:34 LT / SPRAT (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
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌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
21063 2025-05-20 02:16:34 LT / SPRAT Daniel Perley, Jacob Wise, K-Ryan Hinds, Aleksandra Bochenek, Zoe McGrath Jacob Wise ZTF tns_2025ieh_2025-05-20_02-16-34.455_LT_SPRAT_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-04-24 00:33:55 - 2025-04-24 00:33:55 2460789.523551 - 2460789.523551 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483833 2025-04-24 00:33:55 2460789.523551 18.82 0.1 ABMag L-GOTO GOTO-N_GOTO-2 180
L-GOTO GOTO-N_GOTO-1 2025-04-07 00:29:10 - 2025-04-07 00:29:10 2460772.520263 - 2460772.520263 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483832 2025-04-07 00:29:10 2460772.520263 19.1 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-04-16 11:37:01 - 2025-04-23 09:11:32 2460781.9840394 - 2460788.8830093 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483745 2025-04-23 09:11:32 2460788.8830093 18.9731 0.133679 ABMag r-ZTF P48_ZTF-Cam
483743 2025-04-16 11:37:01 2460781.9840394 20.1497 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-04-21 08:48:58 - 2025-04-21 08:48:58 2460786.867338 - 2460786.867338 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
483744 2025-04-21 08:48:58 2460786.867338 19.3488 0.197749 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-04-24 15:04:58 - 2025-04-24 15:04:58 2460790.12845 - 2460790.12845 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484423 2025-04-24 15:04:58 2460790.12845 18.73 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-04-26 11:25:01 - 2025-04-26 11:25:01 2460791.97571 - 2460791.97571 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
484424 2025-04-26 11:25:01 2460791.97571 18.61 0.125 19.33 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
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
252789 2025-04-27 11:03:23 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 16:17:40.606 +56:39:14.25 2025-04-26 11:25:01.344 18.61 orange-ATLAS PSN ATLAS25ehi ATLAS N
252485 2025-04-24 07:26:03 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 16:17:40.579 +56:39:14.18 2025-04-24 00:33:54.720 18.82 L-GOTO Other GOTO25cci GOTO N
252434 2025-04-23 11:00:58 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 16:17:40.618 +56:39:14.25 2025-04-21 08:48:58.003 19.3488 g-ZTF PSN ZTF25aanqbbl ZTF 2025TNSTR1507....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
21063 2025-05-20 09:50:24 Jacob Wise Jacob Wise (LJMU), Daniel Perley (LJMU), K-Ryan Hinds (LJMU), Aleksandra Bochenek (LJMU), Zoe McGrath (LJMU) ZTF SN Ia 0.0605 1 1 ZTF Spectrum is well-fit to template spectra from previously classified SN Ia at a redshift of z = 0.0605 ± 0.0015. Classification performed using Next Generation Superfit (NGSF, Goldwasser et al. 2022). 2025TNSCR1860....1W
Related files
File Comments Last Modified (UT) Modified By
tns_2025ieh_atrep_21063_ZTF.pdf NGSF fits 2025-05-20 09:50:24 Jacob Wise
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
21063 2025-05-20 02:16:34 LT / SPRAT Daniel Perley, Jacob Wise, K-Ryan Hinds, Aleksandra Bochenek, Zoe McGrath Jacob Wise ZTF tns_2025ieh_2025-05-20_02-16-34.455_LT_SPRAT_ZTF.spec Object

Comments