RA/DEC (2000)
01:15:37.078 -61:15:41.34
18.904492 -61.261483
Type
SN Ia
Redshift
0.03
Discovery ReportClassification Report
Related AstroNotes: 2025-247
Reporting Group
BlackGEM
Discovering Data Source
BlackGEM
Discovery Date
2025-07-22 06:47:44.000
TNS AT
Y
Public
Y
Discovery Mag
18.38
Filter
BG-q-BlackGem
Reporter/s
H. Tranin, F. Stoppa, D. Pieterse, G. Ramsay, S. Faris, P. Groot, P. Vreeswijk, N. Blagorodnova, J. van Roestel, H. Wichern, S. Scaringi
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2025rwl - 2025-08-08 08:07:09 ESO-NTT / EFOSC2-NTT (ePESSTO+)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_orange
 ▌ATLAS-CHL_ATLAS-04_cyan
 ▌BG3_BlackGEM-Cam3_BG-q
 ▌BG2_BlackGEM-Cam2_BG-q
   
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
21725 2025-08-08 08:07:09 ESO-NTT / EFOSC2-NTT 1500 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter ePESSTO+ tns_2025rwl_2025-08-08_08-07-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025rwl_2025-08-08_08-07-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
orange-ATLAS ATLAS-CHL_ATLAS-04 2025-07-20 08:31:05 - 2025-07-20 08:31:05 2460876.85492 - 2460876.85492 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504834 2025-07-20 08:31:05 2460876.85492 18.8 ABMag orange-ATLAS ATLAS-CHL_ATLAS-04 30 Robot [Last non detection]
cyan-ATLAS ATLAS-CHL_ATLAS-04 2025-07-24 07:01:59 - 2025-07-24 07:01:59 2460880.79304 - 2460880.79304 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504835 2025-07-24 07:01:59 2460880.79304 18.304 0.189 18.37 ABMag cyan-ATLAS ATLAS-CHL_ATLAS-04 30 Robot
BG-q-BlackGem BG3_BlackGEM-Cam3 2025-07-22 06:47:44 - 2025-07-22 06:47:44 2460878.7831481 - 2460878.7831481 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504245 2025-07-22 06:47:44 2460878.7831481 18.38 0.04 20.92 ABMag BG-q-BlackGem BG3_BlackGEM-Cam3 60 robotic
BG-q-BlackGem BG2_BlackGEM-Cam2 2025-06-10 09:07:43 - 2025-06-10 09:07:43 2460836.8803588 - 2460836.8803588 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
504244 2025-06-10 09:07:43 2460836.8803588 19.8 ABMag BG-q-BlackGem BG2_BlackGEM-Cam2 60 robotic [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
263684 2025-07-25 11:22:35 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland et al. ATLAS ATLAS 01:15:37.081 -61:15:41.24 2025-07-24 07:01:58.656 18.304 cyan-ATLAS PSN ATLAS25ifo ATLAS N
263408 2025-07-22 14:09:03 BlackGEM_Bot1 H. Tranin,F. Stoppa,D. Pieterse et al. BlackGEM BlackGEM 01:15:37.078 -61:15:41.34 2025-07-22 06:47:44.000 18.38 BG-q-BlackGem 1 PSN BGEM J011537.07-611541.3 BlackGEM 2025TNSTR2824....1T N
Related files
File Comments Last Modified (UT) Modified By
tns_2025rwl_atrep_263408_BlackGEM.pdf Finding Chart 2025-07-22 14:09:05 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
21725 2025-08-08 18:34:08 ePESSTOplus_Bot1 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani, Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter, Ofer Yaron on behalf of ePESSTO+ ePESSTO+ SN Ia 0.03 1 ePESSTO+ 2025TNSCR3118....1V
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
21725 2025-08-08 08:07:09 ESO-NTT / EFOSC2-NTT 1500 Joyce Naomi Dominique van Dalen, Daniele Bjørn Malesani Antonio Martin-Carrillo, Gregory Corcoran, Laura Cotter ePESSTO+ tns_2025rwl_2025-08-08_08-07-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2025rwl_2025-08-08_08-07-09_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object

Comments