RA/DEC (2000)
15:43:29.780 -09:07:08.67
235.8740825 -9.1190747
Type
SN Ia
Redshift
0.06
Related AstroNotes: 2025-151
Reporting Group
ZTF
Discovering Data Source
ZTF
Discovery Date
2025-05-10 09:02:24.002
TNS AT
Y
Public
Y
Discovery Mag
19.8172
Filter
r-ZTF
Reporter/s
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF

Spectra

 SN_2025kki - 2025-05-21 07:38:23 ESO-NTT / EFOSC2-NTT (ePESSTO+)z=
Show H at z=vexp= km/s
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Show [Ca II] at z=vexp= km/s
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 LAST_LAST-Cam_Clear
 GOTO-S_GOTO-4_L
 GOTO-S_GOTO-3_L
 ATLAS-STH_ATLAS-03_orange
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 CTIO-4m_DECAM_r
 ATLAS-MLO_ATLAS-01_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
21089 2025-05-21 07:38:23 ESO-NTT / EFOSC2-NTT 900 Callum Francis Aster, Stefano Pio Cosentino Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Meng-Han Lee, Miftahul Ma'arif, Yusin Chen ePESSTO+ tns_2025kki_2025-05-21_07-38-23_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kki_2025-05-21_07-38-23_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
Clear- LAST_LAST-Cam 2025-04-30 00:59:32 - 2025-05-21 19:32:06 2460795.54134 - 2460817.31396 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489537 2025-05-21 19:32:06 2460817.31396 19.05 ABMag Clear- LAST_LAST-Cam 400
489536 2025-04-30 00:59:32 2460795.54134 20.03 ABMag Clear- LAST_LAST-Cam 400 [Last non detection]
L-GOTO GOTO-S_GOTO-4 2025-05-08 11:46:42 - 2025-05-08 11:46:42 2460803.990761 - 2460803.990761 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488701 2025-05-08 11:46:42 2460803.990761 19 ABMag L-GOTO GOTO-S_GOTO-4 180 [Last non detection]
L-GOTO GOTO-S_GOTO-3 2025-05-17 12:20:23 - 2025-05-17 12:20:23 2460813.014152 - 2460813.014152 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488702 2025-05-17 12:20:23 2460813.014152 18.74 0.11 ABMag L-GOTO GOTO-S_GOTO-3 180
orange-ATLAS ATLAS-STH_ATLAS-03 2025-05-18 01:33:07 - 2025-05-18 01:33:07 2460813.56466 - 2460813.56466 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489072 2025-05-18 01:33:07 2460813.56466 16.69 ABMag orange-ATLAS ATLAS-STH_ATLAS-03 30 Robot [Last non detection]
r-ZTF P48_ZTF-Cam 2025-05-10 09:02:24 - 2025-05-15 06:01:41 2460805.8766667 - 2460810.751169 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488186 2025-05-15 06:01:41 2460810.751169 18.9389 0.137067 ABMag r-ZTF P48_ZTF-Cam
488185 2025-05-10 09:02:24 2460805.8766667 19.8172 0.255925 ABMag r-ZTF P48_ZTF-Cam
g-ZTF P48_ZTF-Cam 2025-05-10 07:28:54 - 2025-05-10 07:28:54 2460805.8117361 - 2460805.8117361 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488184 2025-05-10 07:28:54 2460805.8117361 19.2911 ABMag g-ZTF P48_ZTF-Cam [Last non detection]
r-Sloan CTIO-4m_DECAM 2025-05-20 08:22:22 - 2025-05-20 08:22:22 2460815.8488743 - 2460815.8488743 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
490703 2025-05-20 08:22:22 2460815.8488743 18.6806 0.00736493 ABMag r-Sloan CTIO-4m_DECAM
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-05-19 11:19:32 - 2025-05-19 11:19:32 2460814.9719 - 2460814.9719 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
489073 2025-05-19 11:19:32 2460814.9719 18.762 0.152 19.17 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
256247 2025-05-23 21:13:36 DESIRT_Bot Xander J. Hall (Carnegie Mellon U.),Tomás Ahumada (Caltech),Lei Hu (Carnegie Mellon U.) et al. DESIRT DESIRT 15:43:29.785 -09:07:08.66 2025-05-20 08:22:22.368 18.6806 r-Sloan PSN T202505201543298m090709 DESIRT Discovered as part of the DECam ZTF experiment. (PI: Ahumada) N
255686 2025-05-21 20:17:11 LAST_Bot1 R. Konno (WIS),E. A. Zimmerman (WIS),A. Horowicz (WIS) et al. LAST LAST 15:43:29.795 -09:07:08.82 2025-05-21 19:32:06.144 19.05 Clear- PSN LAST N
255457 2025-05-19 17:16:22 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 15:43:29.790 -09:07:08.06 2025-05-19 11:19:32.160 18.762 orange-ATLAS PSN ATLAS25fco ATLAS N
255227 2025-05-17 13:02:00 GOTO_bot D. O'Neill,K. Ackley,M. Dyer et al. GOTO GOTO 15:43:29.764 -09:07:08.55 2025-05-17 12:20:22.560 18.74 L-GOTO Other GOTO25csg GOTO N
254992 2025-05-15 06:17:53 Fritz Jesper Sollerman (SU),Christoffer Fremling (Caltech),Daniel Perley (LJMU) et al. ZTF ZTF 15:43:29.780 -09:07:08.67 2025-05-10 09:02:24.002 19.8172 r-ZTF PSN ZTF25aaqfffi ZTF 2025TNSTR1795....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
21089 2025-05-21 15:59:47 ePESSTOplus_Bot1 Callum Francis Aster, Stefano Pio Cosentino, Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Meng-Han Lee, Miftahul Ma'arif, Yusin Chen, Ofer Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.06 1 ePESSTO+ 2025TNSCR1879....1A
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
21089 2025-05-21 07:38:23 ESO-NTT / EFOSC2-NTT 900 Callum Francis Aster, Stefano Pio Cosentino Amar Aryan, Ting-Wan Chen, Yu-Hsing Lee, Meng-Han Lee, Miftahul Ma'arif, Yusin Chen ePESSTO+ tns_2025kki_2025-05-21_07-38-23_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025kki_2025-05-21_07-38-23_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

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