RA/DEC (2000)
08:17:06.962 +56:00:19.06
124.279009737 +56.0052942105
Type
SN Ia
Redshift
0.030211
Discovery ReportClassification Report
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2018-03-21 03:21:36.000
TNS AT
Y
Public
Y
Host Name
2MASX J08170689+5600187
Host Redshift
0.030211
Discovery Mag
17.3
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2018aki - 2018-03-18 18:59:00 Ekar / AFOSC (Padova-Asiago)z=
▌Show H at z=vexp= km/s
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▌Show Na at z=vexp= km/s
▌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 
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   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
   
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
1798 2018-03-18 18:59:00 Ekar / AFOSC 1200 Ochner Benetti Padova-Asiago tns_2018aki_2018-03-18_18-59-00_Ekar_AFOSC_Padova-Asiago.dat tns_2018aki_2018-03-18_18-59-00_Ekar_AFOSC_Padova-Asiago.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-Sloan ASASSN-4_Leavitt 2018-03-12 04:19:12 - 2018-03-21 03:21:36 2458189.68 - 2458198.64 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
26393 2018-03-21 03:21:36 2458198.64 17.3 ABMag g-Sloan ASASSN-4_Leavitt
26392 2018-03-12 04:19:12 2458189.68 18.8 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2017-12-23 12:37:26 - 2017-12-23 12:59:02 2458111.0259954 - 2458111.0409954 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
26652 2017-12-23 12:59:02 2458111.0409954 19.425 0.193 19.44 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
26651 2017-12-23 12:37:26 2458111.0259954 19.4 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 ADS Bibcode Unreal Auto classification
17592 2018-04-01 23:00:02 ATLAS_Bot1 J. Tonry, B. Stalder, L. Denneau et al. ATLAS ATLAS 08:17:06.962 +56:00:19.06 2017-12-23 12:59:02.000 19.425 orange-ATLAS PSN ATLAS18mvr ATLAS N
17448 2018-03-21 18:41:29 Krzysztof Stanek K. Z. Stanek, for the ASAS-SN team ASAS-SN ASAS-SN 08:17:06.912 +56:00:19.01 2018-03-21 03:21:36.000 17.3 g-Sloan PSN 2MASX J08170689+5600187 ASASSN-18fw ASAS-SN In several epochs, on the rise 2018TNSTR.374....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
1793 2018-03-23 09:49:19 Lina Tomasella P. Ochner, S. Benetti, L. Tomasella, E. Cappellaro, M. Turatto (INAF-OAPd) and K. Z. Stanek (Ohio State) Padova-Asiago SN Ia 0.030211 1 Padova-Asiago The noisy spectrum of ASASSN-18fw is consistent with those of Type Ia SN 2003kf about one week before maximum light. The velocity of the ejecta, as measured from SiII 635.5 nm, is around 12500 km/s. 2018TNSCR.387....1O
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
1798 2018-03-18 18:59:00 Ekar / AFOSC 1200 Ochner Benetti Padova-Asiago tns_2018aki_2018-03-18_18-59-00_Ekar_AFOSC_Padova-Asiago.dat tns_2018aki_2018-03-18_18-59-00_Ekar_AFOSC_Padova-Asiago.fits Object

Comments

TNS
System

Sun, 06/23/2019 - 10:43

Object coordinates updated

Object coordinates updated according to AT-report 17592 of Group ATLAS
Previous RA, DEC: 08:17:06.912, +56:00:19.01 (124.2788, +56.00528)
Updated RA, DEC: 08:17:06.962, +56:00:19.06 (124.279009737, 56.0052942105)