RA/DEC (2000)
16:13:01.139 +37:31:38.85
243.2547451 +37.527457
Type
SN Ia
Redshift
0.032806
Discovery ReportClassification Report
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-09-14 03:26:37.000
TNS AT
Y
Public
Y
Discovery Mag
19.1936
Filter
r-ZTF
Reporter/s
Sam Rose (Caltech), Theophile Du Laz (Caltech), Mansi Kasliwal (Caltech), Kaustav Kashyap Das (Caltech) on behalf of ZTF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025xso - 2025-09-21 03:18:19 P60 / SEDM (ZTF)z=
 ▌SN_2025xso - 2025-09-19 20:08:00 BL41 / FOSC-E5535 (None)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
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
   
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
22060 2025-09-21 03:18:19 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025xso_2025-09-21_03-18-19.153015_P60_SEDM_ZTF.ascii Object
22054 2025-09-19 20:08:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025xso_2025-09-19_20-08-00_BL41_FOSC-E5535_None.dat tns_2025xso_2025-09-19_20-08-00_BL41_FOSC-E5535_None.fit Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-N_GOTO-2 2025-10-04 20:27:27 - 2025-10-04 20:27:27 2460953.352403 - 2460953.352403 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522295 2025-10-04 20:27:27 2460953.352403 17.7 0.07 ABMag L-GOTO GOTO-N_GOTO-2 180
L-GOTO GOTO-N_GOTO-1 2025-08-21 22:45:55 - 2025-08-21 22:45:55 2460909.448551 - 2460909.448551 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
522294 2025-08-21 22:45:55 2460909.448551 20.3 ABMag L-GOTO GOTO-N_GOTO-1 360 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-09-09 04:44:19 - 2025-09-16 04:13:10 2460927.6974421 - 2460934.6758102 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
517786 2025-09-16 04:13:10 2460934.6758102 18.5192 0.0774981 ABMag r-ZTF P48_ZTF-Cam
517785 2025-09-14 03:26:37 2460932.6434838 19.1936 0.04927 ABMag r-ZTF P48_ZTF-Cam
517784 2025-09-09 04:44:19 2460927.6974421 19.6377 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-09-17 05:52:05 - 2025-09-17 05:52:05 2460935.7445 - 2460935.7445 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518447 2025-09-17 05:52:05 2460935.7445 19.41 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2025-09-18 06:11:12 - 2025-09-18 06:11:12 2460936.75778 - 2460936.75778 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
518448 2025-09-18 06:11:12 2460936.75778 18.288 0.1 19.38 ABMag cyan-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
272511 2025-10-05 07:37:18 GOTO_bot D. O'Neill, G. Ramsay, K. Ackley et al. GOTO GOTO 16:13:01.105 +37:31:39.37 2025-10-04 20:27:27.360 17.7 L-GOTO Other GOTO25ihh GOTO N
270635 2025-09-18 23:18:27 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 16:13:01.159 +37:31:39.40 2025-09-18 06:11:12.192 18.288 cyan-ATLAS PSN ATLAS25lra ATLAS N
270349 2025-09-16 17:59:28 ZTF_CATS150 Sam Rose (Caltech), Theophile Du Laz (Caltech), Mansi Kasliwal (Caltech) et al. ZTF ZTF 16:13:01.139 +37:31:38.85 2025-09-14 03:26:37.000 19.1936 r-ZTF PSN ZTF25abreitz ZTF 2025TNSTR3727....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
22060 2025-09-21 04:10:25 ZTF_Bot1 C. Fremling, D. Neill, Y. Sharma on behalf of the SEDM Team (Caltech) and the Zwicky Transient Facility (ZTF) based on SNIascore ZTF SN Ia 0.032806 1 ZTF 2025TNSCR3802....1F
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
22060 2025-09-21 03:18:19 P60 / SEDM 2700 SEDmRobot auto ZTF tns_2025xso_2025-09-21_03-18-19.153015_P60_SEDM_ZTF.ascii Object
22054 2025-09-19 21:18:18 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN Ia 0.032806 1 GELATO Harutyunyan et al., 2008, A&A, 488, 383 (gelato@tng.iac.es) suggests that this low S/N spectrum resembles that of a type Ia supernova at the redshift of the host galaxy, value from NED. 2025TNSCR3774....1B
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
22054 2025-09-19 20:08:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025xso_2025-09-19_20-08-00_BL41_FOSC-E5535_None.dat tns_2025xso_2025-09-19_20-08-00_BL41_FOSC-E5535_None.fit Object

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