RA/DEC (2000)
15:03:27.880 +10:36:12.91
225.866167 +10.603586
Type
SN Ia
Redshift
0.04066
Discovery ReportClassification Report
Reporting Group
BlackGEM
Discovering Data Source
BlackGEM
Discovery Date
2025-03-04 05:40:02.000
TNS AT
Y
Public
Y
Discovery Mag
20.01
Filter
BG-q-BlackGem
Reporter/s
F. Stoppa, H. Tranin, D. Pieterse, G. Ramsay, S. Faris, P. Groot, P. Vreeswijk, N. Blagorodnova, J. van Roestel, H. Wichern, S. Scaringi
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025dhv - 2025-03-13 16:48:00 ANU-2.3m / WiFeS (DEBASS)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-S_GOTO-3_L
 ▌ATLAS-CHL_ATLAS-04_orange
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌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
20570 2025-03-13 16:48:00 ANU-2.3m / WiFeS 1200 Robotic C. Lidman DEBASS tns_2025dhv_2025-03-13.7_ANU-2.3m_WiFeS_DEBASS.dat tns_2025dhv_2025-03-13.7_ANU-2.3m_WiFeS_DEBASS.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
L-GOTO GOTO-S_GOTO-3 2025-03-02 18:03:53 - 2025-03-14 15:57:25 2460737.252697 - 2460749.164872 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
475915 2025-03-14 15:57:25 2460749.164872 17.37 0.09 ABMag L-GOTO GOTO-S_GOTO-3 180
475914 2025-03-02 18:03:53 2460737.252697 20.4 ABMag L-GOTO GOTO-S_GOTO-3 360 [Last non detection]
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-03-05 06:29:44 - 2025-03-05 06:29:44 2460739.77065 - 2460739.77065 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
473628 2025-03-05 06:29:44 2460739.77065 18.931 0.182 19.12 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-02-18 09:22:15 - 2025-02-18 09:22:15 2460724.8904514 - 2460724.8904514 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
473333 2025-02-18 09:22:15 2460724.8904514 19.79 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic [Last non detection]
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-03-04 05:40:02 - 2025-03-04 05:40:02 2460738.7361343 - 2460738.7361343 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
473334 2025-03-04 05:40:02 2460738.7361343 20.01 0.14 20.91 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic
r-ZTF P48_ZTF-Cam 2025-03-01 10:12:28 - 2025-03-09 08:12:04 2460735.9253241 - 2460743.841713 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
474263 2025-03-09 08:12:04 2460743.841713 17.986 0.0872558 ABMag r-ZTF P48_ZTF-Cam
474262 2025-03-01 10:12:28 2460735.9253241 16.5194 ABMag r-ZTF P48_ZTF-Cam [Last non detection]
g-ZTF P48_ZTF-Cam 2025-03-09 10:43:01 - 2025-03-09 10:43:01 2460743.9465394 - 2460743.9465394 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
474264 2025-03-09 10:43:01 2460743.9465394 17.9056 0.0645649 ABMag g-ZTF P48_ZTF-Cam
orange-ATLAS ATLAS-MLO_ATLAS-01 2025-03-04 11:39:43 - 2025-03-04 11:39:43 2460738.98591 - 2460738.98591 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
473627 2025-03-04 11:39:43 2460738.98591 19.54 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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 Bibcode Unreal Auto classification
248202 2025-03-14 18:01:35 GOTO_bot A. Kumar,G. Ramsay,K. Ackley et al. GOTO GOTO 15:03:27.897 +10:36:12.83 2025-03-14 15:57:24.768 17.37 L-GOTO Other GOTO25bbc GOTO N
247199 2025-03-09 10:53:38 Fritz Nabeel Rehemtulla (CIERA,NU),Christoffer Fremling (Caltech) et al. ZTF ZTF 15:03:27.906 +10:36:12.77 2025-03-09 08:12:04.003 17.986 r-ZTF PSN ZTF25aaittqc ZTF Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167). N
246812 2025-03-06 01:09:27 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 15:03:27.921 +10:36:13.31 2025-03-05 06:29:44.160 18.931 orange-ATLAS PSN ATLAS25ckt ATLAS N
246679 2025-03-04 12:02:09 BlackGEM_Bot1 F. Stoppa,H. Tranin,D. Pieterse et al. BlackGEM BlackGEM 15:03:27.880 +10:36:12.91 2025-03-04 05:40:02.000 20.01 BG-q-BlackGem 1 PSN BGEM J150327.87+103612.9 BlackGEM 2025TNSTR.881....1S N
Related files
File Comments Last Modified (UT) Modified By
tns_2025dhv_atrep_246679_BlackGEM.pdf Finding Chart 2025-03-04 12:02:11 BlackGEM_Bot1
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
20570 2025-03-14 08:48:21 Chris Lidman C. Lidman (ANU), D. Cao (ANU), D. Brout (Boston University), P. Armstrong, K. Auchettl (University of Melbourne/UCSC), B. Martin (ANU) and L. Rauf (ANU) DEBASS SN Ia 0.04066 1 DEBASS Classified with Superfit 2025TNSCR.990....1L
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
20570 2025-03-13 16:48:00 ANU-2.3m / WiFeS 1200 Robotic C. Lidman DEBASS tns_2025dhv_2025-03-13.7_ANU-2.3m_WiFeS_DEBASS.dat tns_2025dhv_2025-03-13.7_ANU-2.3m_WiFeS_DEBASS.fits Object

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