RA/DEC (2000)
22:15:12.756 -04:58:14.64
333.80314987183 -4.9707340430321
Type
SN Ia
Redshift
0.1641
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-07-20 07:56:15.996
TNS AT
Y
Public
Y
Host Name
SDSS J221512.75-045814.6
Discovery Mag
20.8382
Filter
g-ZTF
Reporter/s
A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, A. Mourao, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, F. Andrades, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025saq - 2025-07-26 11:11:00 Gemini-N / GMOS (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

 ▌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
21654 2025-07-26 11:11:00 Gemini-N / GMOS Jonathan Carney (UNC), Igor Andreoni (UNC) Jonathan Carney (UNC) ZTF tns_2025saq_2025-07-26_11-11-00_Gemini-N_GMOS_ZTF.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2025-07-22 09:54:35 - 2025-07-24 09:27:59 2460878.9129051 - 2460880.8944329 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504661 2025-07-24 09:27:59 2460880.8944329 20.518 0.222721 20.5832 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504658 2025-07-22 09:54:35 2460878.9129051 20.6085 0.251952 20.5835 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
g-ZTF P48_ZTF-Cam 2025-07-20 07:54:55 - 2025-07-24 10:06:13 2460876.8298032 - 2460880.9209838 8
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504662 2025-07-24 10:06:13 2460880.9209838 20.4603 0.188308 20.5428 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504660 2025-07-23 10:29:59 2460879.9374884 20.4147 0.217487 20.4797 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504659 2025-07-23 10:07:53 2460879.9221412 20.6205 0.263071 20.5536 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504657 2025-07-22 08:56:49 2460878.8727894 20.9709 0.307871 20.6297 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504656 2025-07-22 08:54:06 2460878.8709028 20.5173 0.240201 20.6206 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504655 2025-07-21 09:07:27 2460877.8801736 20.8659 0.302938 20.6126 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504654 2025-07-20 07:56:16 2460876.8307407 20.8382 0.305121 20.4338 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
504653 2025-07-20 07:54:55 2460876.8298032 20.4699 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
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
263612 2025-07-24 18:35:45 ALeRCE A. Munoz-Arancibia, F.E. Bauer, G. Pignata et al. ALeRCE ZTF 22:15:12.756 -04:58:14.64 2025-07-20 07:56:15.996 20.8382 g-ZTF PSN SDSS J221512.75-045814.6 ZTF25abdoxai ZTF SN candidate classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25abdoxai 2025TNSTR2861....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21654 2025-07-26 21:12:54 Jonathan Carney Jonathan Carney (UNC), Igor Andreoni (UNC), Robert Stein (UMD), Erica Hammerstein (UC Berkeley), Ryan Chornock (UC Berkeley) ZTF SN Ia 0.1641 1 ZTF Classification from SNID, redshift from galaxy lines 2025TNSCR2924....1C
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
21654 2025-07-26 11:11:00 Gemini-N / GMOS Jonathan Carney (UNC), Igor Andreoni (UNC) Jonathan Carney (UNC) ZTF tns_2025saq_2025-07-26_11-11-00_Gemini-N_GMOS_ZTF.dat Object

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