RA/DEC (2000)
13:33:55.480 +29:33:25.85
203.481167 +29.557181
Type
SN Ia
Redshift
0.037
Discovery ReportClassification Report
Related AstroNotes: 2019-50
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2019-07-20 03:36:00.000
TNS AT
Y
Public
Y
Host Name
2MASX J13335542+2933255
Host Redshift
0.037
Discovery Mag
17.4
Filter
g-Sloan
Reporter/s
K. Z. Stanek, C. S. Kochanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2019llt - 2019-07-23 22:45:07 Ekar / AFOSC (Padova-Asiago)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

 ▌ASASSN-4_Leavitt_g_
 ▌Gaia_Gaia-photometric_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
4638 2019-07-23 22:45:07 Ekar / AFOSC 2400 Tomasella, Salmaso Benetti, Tomasella Padova-Asiago tns_2019llt_2019-07-23_22-45-07_Ekar_AFOSC_Padova-Asiago.dat tns_2019llt_2019-07-23_22-45-07_Ekar_AFOSC_Padova-Asiago.fits Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
g-Sloan ASASSN-4_Leavitt 2019-07-19 03:50:24 - 2019-07-20 03:36:00 2458683.66 - 2458684.65 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
79235 2019-07-20 03:36:00 2458684.65 17.4 ABMag g-Sloan ASASSN-4_Leavitt
79234 2019-07-19 03:50:24 2458683.66 17.9 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
G-Gaia Gaia_Gaia-photometric 2019-01-27 03:38:52 - 2019-07-31 01:30:43 2458510.6519907 - 2458695.5629977 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
81528 2019-07-31 01:30:43 2458695.5629977 16.66 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
81527 2019-01-27 03:38:52 2458510.6519907 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2019-07-21 06:23:02 - 2019-07-25 08:13:55 2458685.7659954 - 2458689.8429977 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
80422 2019-07-25 08:13:55 2458689.8429977 17.283 0.05 19.18 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
80421 2019-07-21 06:23:02 2458685.7659954 19.3 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 Bibcode Unreal Auto classification
42947 2019-08-02 17:25:23 Gaia_Bot1 S.T. Hodgkin,E. Breedt,A. Delgado et al. GaiaAlerts GaiaAlerts 13:33:55.480 +29:33:25.85 2019-07-31 01:30:43.000 16.66 G-Gaia Other Gaia19dgt GaiaAlerts confirmed SN Ia N
42409 2019-07-26 07:49:09 ATLAS_Bot1 J. Tonry,L. Denneau,A. Heinze et al. ATLAS ATLAS 13:33:55.519 +29:33:26.53 2019-07-25 08:13:55.000 17.283 orange-ATLAS PSN ATLAS19pvp ATLAS N
41923 2019-07-20 10:11:54 Krzysztof Stanek K. Z. Stanek,C. S. Kochanek,for the ASAS-SN team et al. ASAS-SN ASAS-SN 13:33:55.565 +29:33:26.68 2019-07-20 03:36:00.000 17.4 g-Sloan PSN 2MASX J13335542+2933255 ASASSN-19rv ASAS-SN Nuclear source, so could also be a TDE 2019TNSTR1223....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
4630 2019-07-24 22:55:02 Lina Tomasella Lina Tomasella, S. Benetti, E. Cappellaro, M. Turatto, I. Salmaso Padova-Asiago SN Ia 0.037 1 Add Padova-Asiago Best matches with several type Ia SNe few days before maximum light. The expansion velocity deduced from the Si II 635.5 nm is about 12000 km/s. 2019TNSCR1315....1T
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
4638 2019-07-23 22:45:07 Ekar / AFOSC 2400 Tomasella, Salmaso Benetti, Tomasella Padova-Asiago tns_2019llt_2019-07-23_22-45-07_Ekar_AFOSC_Padova-Asiago.dat tns_2019llt_2019-07-23_22-45-07_Ekar_AFOSC_Padova-Asiago.fits Object

Comments

TNS
System

Fri, 08/02/2019 - 16:30

Object coordinates updated

Object coordinates updated according to AT-report 42947 of Group GaiaAlerts
Previous RA, DEC: 13:33:55.519, +29:33:26.53 (203.481331, +29.557369)
Updated RA, DEC: 13:33:55.480, +29:33:25.85 (203.481167, 29.557181)

TNS
System

Fri, 07/26/2019 - 07:30

Object coordinates updated

Object coordinates updated according to AT-report 42409 of Group ATLAS
Previous RA, DEC: 13:33:55.565, +29:33:26.68 (203.48152, +29.55741)
Updated RA, DEC: 13:33:55.519, +29:33:26.53 (203.481331, 29.557369)