RA/DEC (2000)
20:49:37.760 -55:06:18.14
312.407333 -55.105039
Type
SN Ia
Redshift
0.052
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2018-05-20 06:28:48.000
TNS AT
Y
Public
Y
Discovery Mag
17.5
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2018buz - 2018-05-21 09:47:16 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
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▌Show N II at z=vexp= km/s
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▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
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▌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
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▌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

 ▌ASASSN-3_Paczynski_g
 ▌Gaia_Gaia-photometric_G
   
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
2059 2018-05-21 09:47:16 ESO-NTT / EFOSC2-NTT 600 P. Clark, O. McBrien M. Magee ePESSTO tns_2018buz_2018-05-21_09-47-16_ESO-NTT_EFOSC2-NTT_ePESSTO.asci tns_2018buz_2018-05-21_09-47-16_ESO-NTT_EFOSC2-NTT_ePESSTO.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-Sloan ASASSN-3_Paczynski 2018-04-27 08:09:36 - 2018-05-20 06:28:48 2458235.84 - 2458258.77 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
28764 2018-05-20 06:28:48 2458258.77 17.5 ABMag g-Sloan ASASSN-3_Paczynski
28763 2018-04-27 08:09:36 2458235.84 17.5 ABMag g-Sloan ASASSN-3_Paczynski [Last non detection]
G-Gaia Gaia_Gaia-photometric 2018-05-08 15:51:50 - 2018-06-02 03:56:09 2458247.1609954 - 2458271.6639931 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
29642 2018-06-02 03:56:09 2458271.6639931 18.3 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
29641 2018-05-08 15:51:50 2458247.1609954 21.5 ABMag G-Gaia Gaia_Gaia-photometric 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
19177 2018-06-07 19:06:20 Gaia_Bot1 A. Delgado, D. Harrison, S. Hodgkin et al. GaiaAlerts GaiaAlerts 20:49:37.760 -55:06:18.14 2018-06-02 03:56:09.000 18.3 G-Gaia PSN Gaia18bkt GaiaAlerts confirmed SN Ia, aka SN 2018buz N
18713 2018-05-20 21:53:23 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 20:49:37.682 -55:06:18.14 2018-05-20 06:28:48.000 17.5 g-Sloan PSN ASASSN-18ks ASAS-SN In several epochs, no match in Vizier or NED, most likely a SN in a faint host galaxy. but could also be a CV 2018TNSTR.675....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
2054 2018-05-21 19:24:58 ePESSTO_Bot1 P. Clark, O. McBrien, M. Magee, O. Yaron, N. Knezevic on behalf of ePESSTO ePESSTO SN Ia 0.052 1 ePESSTO 2018TNSCR.685....1C
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
2059 2018-05-21 09:47:16 ESO-NTT / EFOSC2-NTT 600 P. Clark, O. McBrien M. Magee ePESSTO tns_2018buz_2018-05-21_09-47-16_ESO-NTT_EFOSC2-NTT_ePESSTO.asci tns_2018buz_2018-05-21_09-47-16_ESO-NTT_EFOSC2-NTT_ePESSTO.fits Object

Comments

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 19177 of Group GaiaAlerts
Previous RA, DEC: 20:49:37.682, -55:06:18.14 (312.40701, -55.10504)
Updated RA, DEC: 20:49:37.760, -55:06:18.14 (312.407333, -55.105039)