RA/DEC (2000)
11:52:45.476 +37:51:15.47
178.189484963 +37.8542961803
Type
SN Ia
Redshift
0.035
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2018-02-22 07:40:48.000
TNS AT
Y
Public
Y
Host Name
SDSS J115245.43+375116.2
Discovery Mag
17.6
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2018yc - 2018-02-28 17:45:36 Lijiang-2.4m / YFOSC (None)z=
▌Show H at z=vexp= km/s
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▌Show O at z=vexp= km/s
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▌Show Mg at z=vexp= km/s
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▌Show Si II at z=vexp= km/s
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▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
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▌Show Tellurics 
▌Show Galaxy lines at z=
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▌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-4_Leavitt_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌PS1_GPC1_i
   
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
1757 2018-02-28 17:45:36 Lijiang-2.4m / YFOSC 1800 Jujia Zhang None tns_2018yc_2018-02-28.74_Lijiang-2.4m_YFOSC.dat Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-Sloan ASASSN-4_Leavitt 2018-02-10 08:23:59 - 2018-02-22 07:40:48 2458159.8499884 - 2458171.82 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
25692 2018-02-22 07:40:48 2458171.82 17.6 ABMag g-Sloan ASASSN-4_Leavitt
25691 2018-02-10 08:23:59 2458159.8499884 18.6 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2018-02-08 16:06:14 - 2018-02-12 15:27:21 2458158.1709954 - 2458162.1439931 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
25700 2018-02-12 15:27:21 2458162.1439931 18.814 0.175 19.21 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
25699 2018-02-08 16:06:14 2458158.1709954 18.21 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
i-P1 PS1_GPC1 2018-03-08 10:10:33 - 2018-03-08 10:10:33 2458185.9239931 - 2458185.9239931 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
31684 2018-03-08 10:10:33 2458185.9239931 18.53 0.05 20.7 ABMag i-P1 PS1_GPC1 45 Robot
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
20371 2018-07-13 18:26:14 PS1_Bot1 K. C. Chambers, M. E. Huber, H. Flewelling et al. Pan-STARRS Pan-STARRS 11:52:45.476 +37:51:15.47 2018-03-08 10:10:33.000 18.53 i-P1 PSN PS18ann Pan-STARRS N
17052 2018-02-23 13:40:03 ATLAS_Bot1 J. Tonry, B. Stalder, L. Denneau et al. ATLAS ATLAS 11:52:45.488 +37:51:15.64 2018-02-12 15:27:21.000 18.814 orange-ATLAS PSN ATLAS18mfa ATLAS N
17048 2018-02-23 00:35:58 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 11:52:45.334 +37:51:15.26 2018-02-22 07:40:48.000 17.6 g-Sloan PSN SDSS J115245.43+375116.2 ASASSN-18dm ASAS-SN In several epochs, faint, unknown redshift host galaxy 2018TNSTR.262....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
1752 2018-02-28 18:43:48 Jujia Zhang Jujia Zhang (YNAO) and Xiaofeng Wang(THU) None SN Ia 0.035 1 The spectrum matches a norm SN Ia at a few days after maximum (e.g., SN 1999ek t = +3 days, via, SNID Blondin and Tonry 2007, Ap.J., 666, 1024) 2018TNSCR.279....1Z
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
1757 2018-02-28 17:45:36 Lijiang-2.4m / YFOSC 1800 Jujia Zhang None tns_2018yc_2018-02-28.74_Lijiang-2.4m_YFOSC.dat Object

Comments

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 20371 of Group Pan-STARRS1
Previous RA, DEC: 11:52:45.334, +37:51:15.26 (178.18889, +37.85424)
Updated RA, DEC: 11:52:45.476, +37:51:15.47 (178.189484963, 37.8542961803)