RA/DEC (2000)
12:10:39.237 +61:40:47.91
182.663488 +61.679975
Type
SN Ia
Redshift
0.052072
Discovery ReportClassification Report
Reporting Group
SGLF
Discovering Data Source
ZTF
Discovery Date
2025-05-19 06:52:06.000
TNS AT
Y
Public
Y
Host Name
LEDA 2622543
Host Redshift
0.05200421
Discovery Mag
18.276
Filter
g-ZTF
Reporter/s
I. Pérez-Fournon (IAC and ULL), D. Cano-Morales, I. Correa-Plasencia, A.E. Hernández-Díaz, C. Jaén-Martín (ULL), F. Poidevin (IAC and ULL), C. Jiménez Ángel (GRANTECAN), Z. Delgado-González (ULL), R. Shirley (MPE), R. Marques-Chaves (Univ. of Geneva), and S. Geier (GRANTECAN & IAC) on behalf of SGLF
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025ktr - 2025-05-31 21:54:00 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

 ▌LAST_LAST-Cam_Clear
 ▌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
21207 2025-05-31 21:54:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025ktr_2025-05-31_21-54-00_BL41_FOSC-E5535_None.dat tns_2025ktr_2025-05-31_21-54-00_BL41_FOSC-E5535_None.fit Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2024-03-03 22:55:58 - 2025-05-25 19:34:23 2460373.45553 - 2460821.31554 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
491552 2025-05-25 19:34:23 2460821.31554 17.87 ABMag Clear- LAST_LAST-Cam 400
491551 2024-03-03 22:55:58 2460373.45553 21.77 ABMag Clear- LAST_LAST-Cam 2760 [Last non detection]
g-ZTF P48_ZTF-Cam 2025-05-15 06:19:14 - 2025-05-19 06:52:06 2460810.7633565 - 2460814.7861806 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489069 2025-05-19 06:52:06 2460814.7861806 18.276 0.074 ABMag g-ZTF P48_ZTF-Cam 30 ZTFbot
489068 2025-05-15 06:19:14 2460810.7633565 20.072 ABMag g-ZTF P48_ZTF-Cam 30 ZTFbot [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-22 08:10:35 - 2025-05-22 08:10:35 2460817.84068 - 2460817.84068 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489991 2025-05-22 08:10:35 2460817.84068 17.972 0.061 19.43 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-05-16 10:10:55 - 2025-05-16 10:10:55 2460811.92425 - 2460811.92425 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489990 2025-05-16 10:10:55 2460811.92425 18.82 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
256748 2025-05-25 23:22:38 LAST_Bot1 E. O. Ofek (WIS),R. Konno (WIS),E. A. Zimmerman (WIS) et al. LAST LAST 12:10:39.246 +61:40:48.40 2025-05-25 19:34:22.656 17.87 Clear- PSN LAST N
255909 2025-05-22 13:36:13 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 12:10:39.288 +61:40:48.03 2025-05-22 08:10:34.752 17.972 orange-ATLAS PSN ATLAS25fer ATLAS N
255455 2025-05-19 16:49:35 Ismael Perez-Fournon I. Pérez-Fournon (IAC and ULL),D. Cano-Morales,I. Correa-Plasencia et al. SGLF ZTF 12:10:39.237 +61:40:47.91 2025-05-19 06:52:06.000 18.276 g-ZTF PSN LEDA 2622543 ZTF25aaqondx ZTF SN candidate discovered using the public ZTF alerts, the LSST/ZTF brokers, and our SGLF filters. ZTF light curve available at the LSST/ZTF brokers, e.g.: https://lasair-ztf.lsst.ac.uk/objects/ZTF25aaqondx/ https://alerce.online/object/ZTF25aaqondx https://antares.noirlab.edu/loci/ANT202592svmaakbfjw 2025TNSTR1837....1P N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
21207 2025-05-31 23:16:42 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN Ia 0.052072 1 GELATO Harutyunyan et al., 2008, A&A, 488, 383 (gelato.tng.iac.es) suggests that this spectrum resembles that of a type Ia supernova at the redshift of the host galaxy, value from NED. 2025TNSCR2057....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
21207 2025-05-31 21:54:00 BL41 / FOSC-E5535 7200 Claudio Balcon Claudio Balcon None tns_2025ktr_2025-05-31_21-54-00_BL41_FOSC-E5535_None.dat tns_2025ktr_2025-05-31_21-54-00_BL41_FOSC-E5535_None.fit Object

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