RA/DEC (2000)
14:33:57.009 +40:14:37.62
218.48753882 +40.2437842405
Type
SN Ic-BL
Redshift
0.025235
Discovery ReportClassification Report
Related AstroNotes: 2020-37, DRAFT-228, 2020-42, 2020-45
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2020-02-04 14:52:48.000
TNS AT
Y
Public
Y
Host Name
UGC 09379
Host Redshift
0.025235
Discovery Mag
17
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2020bvc - 2020-02-08 05:52:18 LT / SPRAT (ZTF)z=
 ▌SN_2020bvc - 2020-02-05 13:08:02 FTN / FLOYDS-N (Global SN Project)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

 ▌PS2_GPC2_w
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌ASASSN-1_Brutus_g
 ▌Other_Other_Clear
   
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
6081 2020-02-08 05:52:18 LT / SPRAT LTbot Perley ZTF tns_2020bvc_2020-02-08_05-52-18_LT_SPRAT_ZTF.spec Object
6071 2020-02-05 13:08:02 FTN / FLOYDS-N 2700 Las Cumbres Observatory Daichi Hiramatsu Global SN Project tns_2020bvc_2020-02-05_13-08-02_FTN_FLOYDS-N_Global_SN_Project.ascii tns_2020bvc_2020-02-05_13-08-02_FTN_FLOYDS-N_Global_SN_Project.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
w-P1 PS2_GPC2 2020-03-24 10:35:02 - 2020-03-24 10:35:02 2458932.941 - 2458932.941 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
126998 2020-03-24 10:35:02 2458932.941 18.12 0.04 22 ABMag w-P1 PS2_GPC2 45 Robot
r-ZTF P48_ZTF-Cam 2020-02-02 13:21:56 - 2020-02-02 13:21:56 2458882.0568981 - 2458882.0568981 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
118832 2020-02-02 13:21:56 2458882.0568981 20.6723 ABMag r-ZTF P48_ZTF-Cam 30 None [Last non detection]
g-ZTF P48_ZTF-Cam 2020-02-05 11:24:34 - 2020-02-05 11:24:34 2458884.9753935 - 2458884.9753935 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
118833 2020-02-05 11:24:34 2458884.9753935 17.4501 20.2121 ABMag g-ZTF P48_ZTF-Cam 30 None
orange-ATLAS ATLAS-MLO_ATLAS-01 2020-02-03 16:04:48 - 2020-02-03 16:04:48 2458883.17 - 2458883.17 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
119243 2020-02-03 16:04:48 2458883.17 19.4 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2020-02-05 14:44:09 - 2020-02-05 14:44:09 2458885.1139931 - 2458885.1139931 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
119244 2020-02-05 14:44:09 2458885.1139931 17.446 0.03 19.89 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
g-Sloan ASASSN-1_Brutus 2020-02-03 14:24:00 - 2020-02-04 14:52:48 2458883.1 - 2458884.12 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
118669 2020-02-04 14:52:48 2458884.12 17 ABMag g-Sloan ASASSN-1_Brutus
118668 2020-02-03 14:24:00 2458883.1 18.6 ABMag g-Sloan ASASSN-1_Brutus [Last non detection]
Clear- Other_Other 2017-05-25 19:57:32 - 2020-03-14 00:40:36 2457899.33162 - 2458922.52819 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
125356 2020-03-14 00:40:36 2458922.52819 17 19.1 VegaMag Clear- Other_Other 60 Robot MASTER-Tavrida
125355 2020-03-14 00:35:15 2458922.52448 17.1 19.2 VegaMag Clear- Other_Other 60 Robot MASTER-Tavrida
125354 2017-05-25 19:57:32 2457899.33162 20.5 VegaMag Clear- Other_Other 180 Robot [Last non detection] MASTER-Tavrida
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
65565 2020-03-30 23:29:33 PS2_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 14:33:57.009 +40:14:37.62 2020-03-24 10:35:02.400 18.12 w-P1 PSN PS20anz Pan-STARRS N
64604 2020-03-19 18:51:29 MASTER V.Shumkov, V. Lipunov, E. Gorbovskoy et al. MASTER MASTER 14:33:57.070 +40:14:37.40 2020-03-14 00:35:15.072 17.1 Clear- PSN MASTER OT J143357.07+401437.4 MASTER LVC Inspect GRB200313.46 N
61349 2020-02-08 19:03:59 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 14:33:56.977 +40:14:37.72 2020-02-05 14:44:09.000 17.446 cyan-ATLAS PSN ATLAS20feh ATLAS N
61146 2020-02-05 18:01:38 ZTF_CLU_PUBLIC K. De (Caltech) on behalf of ZTF ZTF ZTF 14:33:57.011 +40:14:37.53 2020-02-05 11:24:34.000 17.4501 g-ZTF PSN ZTF20aalxlis ZTF N
61070 2020-02-04 19:42:56 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 14:33:57.024 +40:14:36.85 2020-02-04 14:52:48.000 17 g-Sloan PSN UGC 09379 ASASSN-20bs ASAS-SN Rapid rise, most likely a very young core-collapse SN 2020TNSTR.381....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
6073 2020-02-08 12:57:23 Daniel Perley Daniel Perley (LJMU) on behalf of ZTF ZTF SN Ic-BL 0.025235 1 1 ZTF The LT/SPRAT spectrum is an excellent match to SN1998bw at a phase of 6 days prior to peak. The top six candidate template matches reported by Superfit (Howell et al. 2005, ApJ, 634, 1190) were of SN1998bw or 2002ap. 2020TNSCR1488....1P
Related files
File Comments Last Modified (UT) Modified By
tns_2020bvc_classrep_6073_ZTF.png Superfit comparison plot to SN1998bw 2020-02-08 12:57:23 Daniel Perley
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
6081 2020-02-08 05:52:18 LT / SPRAT LTbot Perley ZTF tns_2020bvc_2020-02-08_05-52-18_LT_SPRAT_ZTF.spec Object
6063 2020-02-05 18:47:51 Daichi Hiramatsu Daichi Hiramatsu, Iair Arcavi, Jamison Burke, D. Andrew Howell, Curtis McCully, Craig Pellegrino, Stefano Valenti Global SN Project SN 0.025235 1 Global SN Project The blue featureless continuum and the absolute magnitude at the discovery of -18.1 suggest a young core-collapse supernova. The narrow features come from the host galaxy (z = 0.025235; 2004SDSS3.C…0000). 2020TNSCR.403....1H
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
6071 2020-02-05 13:08:02 FTN / FLOYDS-N 2700 Las Cumbres Observatory Daichi Hiramatsu Global SN Project tns_2020bvc_2020-02-05_13-08-02_FTN_FLOYDS-N_Global_SN_Project.ascii tns_2020bvc_2020-02-05_13-08-02_FTN_FLOYDS-N_Global_SN_Project.fits Object

Comments

TNS
System

Mon, 03/30/2020 - 22:30

Object coordinates updated

Object coordinates updated according to AT-report 65565 of Group Pan-STARRS1
Previous RA, DEC: 14:33:57.011, +40:14:37.53 (218.4875478, +40.2437581)
Updated RA, DEC: 14:33:57.009, +40:14:37.62 (218.48753882, 40.2437842405)

TNS
System

Wed, 02/05/2020 - 17:30

Object coordinates updated

Object coordinates updated according to AT-report 61146 of Group ZTF
Previous RA, DEC: 14:33:57.024, +40:14:36.85 (218.4876, +40.24357)
Updated RA, DEC: 14:33:57.011, +40:14:37.53 (218.4875478, 40.2437581)