RA/DEC (2000)
00:38:23.914 +15:02:00.79
9.5996398000023 +15.03355305
Type
SN Ia
Redshift
0.017785
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2025-05-16 11:41:53.002
TNS AT
Y
Public
Y
Host Name
SDSS J003823.72+150222.4
Host Redshift
0.01783417
Discovery Mag
16.1488
Filter
r-ZTF
Reporter/s
A. Munoz-Arancibia, F. Forster, F.E. Bauer, G. Pignata, A. Mourao, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, A. Alvarez, F. Andrades, A. Bayo, G. Cabrera-Vives, H. Larranaga, C. Mansilla, K. Medina, D. Moreno-Cartagena, E. Munoz, I. Reyes-Jainaga, D. Rodriguez-Mancini on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025kno - 2025-05-23 00:00:00 Keck1 / LRIS (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

 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌GOTO-N_GOTO-1_L
 ▌P48_ZTF-Cam_r
 ▌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
21119 2025-05-23 00:00:00 Keck1 / LRIS 300 Robert Stein, Kaustav Kashyap Das Kaustav Kashyap Das ZTF tns_2025kno_2025-05-23_00-00-00_Keck1_LRIS_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-05-28 09:48:21 - 2025-05-28 09:48:21 2460823.90858 - 2460823.90858 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
492305 2025-05-28 09:48:21 2460823.90858 16.839 0.042 18.89 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
L-GOTO GOTO-N_GOTO-1 2025-01-27 19:48:44 - 2025-06-08 04:59:29 2460703.325506 - 2460834.707981 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
494096 2025-06-08 04:59:29 2460834.707981 17.27 0.07 ABMag L-GOTO GOTO-N_GOTO-1 180
494095 2025-01-27 19:48:44 2460703.325506 18.7 ABMag L-GOTO GOTO-N_GOTO-1 180 [Last non detection]
r-ZTF P48_ZTF-Cam 2025-05-16 11:41:53 - 2025-05-16 11:47:30 2460811.987419 - 2460811.9913194 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
488571 2025-05-16 11:47:30 2460811.9913194 16.1895 0.0276048 18.2343 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
488570 2025-05-16 11:41:53 2460811.987419 16.1488 0.03087 18.5837 ABMag r-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
orange-ATLAS ATLAS-HKO_ATLAS-02 2025-02-15 06:04:28 - 2025-02-15 06:04:28 2460721.7531 - 2460721.7531 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
492304 2025-02-15 06:04:28 2460721.7531 18.9 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
257983 2025-06-08 08:08:57 GOTO_bot A. Kumar,K. Ackley,M. Dyer et al. GOTO GOTO 00:38:23.931 +15:02:00.77 2025-06-08 04:59:29.472 17.27 L-GOTO Other GOTO25dka GOTO N
257086 2025-05-28 18:38:12 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 00:38:23.927 +15:02:00.78 2025-05-28 09:48:21.312 16.839 cyan-ATLAS PSN ATLAS25fpv ATLAS N
255165 2025-05-16 20:56:54 ALeRCE A. Munoz-Arancibia,F. Forster,F.E. Bauer et al. ALeRCE ZTF 00:38:23.914 +15:02:00.79 2025-05-16 11:41:53.002 16.1488 r-ZTF PSN SDSS J003823.72+150222.4 ZTF25aaqksiw ZTF SN candidate classified using ALeRCE's full stamp classifier (Reyes-Jainaga et al. 2023) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaqksiw 2025TNSTR1801....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
21119 2025-05-23 18:39:38 ZTF_Bot1 K. Das, S. Covarrubias, M. Kasliwal (Caltech) on behalf of the ZTF CATS150 collaboration ZTF SN Ia 0.017785 1 Add ZTF 2025TNSCR1928....1D
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
21119 2025-05-23 00:00:00 Keck1 / LRIS 300 Robert Stein, Kaustav Kashyap Das Kaustav Kashyap Das ZTF tns_2025kno_2025-05-23_00-00-00_Keck1_LRIS_ZTF.ascii Object

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