RA/DEC (2000)
15:11:03.356 +52:03:00.59
227.763983438 +52.0501627016
Type
SN Ia
Redshift
0.03692
Discovery ReportClassification Report
Related AstroNotes: 2019-61
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2019-07-29 06:57:36.000
TNS AT
Y
Public
Y
Host Name
CGCG 274-031
Host Redshift
0.036876
Discovery Mag
17.7
Filter
g-Sloan
Reporter/s
R. Farfan, K. Z. Stanek, C. S. Kochanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2019lyb - 2019-07-28 05:00:40 P60 / SEDM (ZTF)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

 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_z
 ▌ASASSN-1_Brutus_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
4727 2019-07-28 05:00:40 P60 / SEDM 1800 SEDmRobot auto ZTF tns_2019lyb_2019-07-28_05-00-40_P60_SEDM_ZTF.ascii Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2019-07-18 05:48:07 - 2019-07-27 04:10:14 2458682.7417477 - 2458691.6737847 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
85356 2019-07-27 04:10:14 2458691.6737847 18.04 0.07 20.51 ABMag r-ZTF P48_ZTF-Cam 30
80887 2019-07-18 05:48:28 2458682.7419907 20.06 ABMag r-ZTF P48_ZTF-Cam 30 ZTF [Last non detection]
85354 2019-07-18 05:48:07 2458682.7417477 20.059 ABMag r-ZTF P48_ZTF-Cam 30 [Last non detection]
g-ZTF P48_ZTF-Cam 2019-07-24 04:51:55 - 2019-07-30 05:12:28 2458688.7027199 - 2458694.7169907 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
80889 2019-07-30 05:12:28 2458694.7169907 17.41 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
80888 2019-07-24 04:52:19 2458688.7029977 19.1 ABMag g-ZTF P48_ZTF-Cam 30 ZTF
85355 2019-07-24 04:51:55 2458688.7027199 19.1 0.1 20.65 ABMag g-ZTF P48_ZTF-Cam 30
orange-ATLAS ATLAS-MLO_ATLAS-01 2019-07-30 07:29:16 - 2019-07-30 07:29:16 2458694.8119907 - 2458694.8119907 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
81382 2019-07-30 07:29:16 2458694.8119907 19.3 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2019-08-01 07:24:57 - 2019-08-01 07:24:57 2458696.8089931 - 2458696.8089931 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
81383 2019-08-01 07:24:57 2458696.8089931 17.143 0.025 19.78 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
z-P1 PS1_GPC1 2019-07-28 06:07:12 - 2019-07-28 06:07:12 2458692.755 - 2458692.755 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
81105 2019-07-28 06:07:12 2458692.755 18.21 0.07 20.4 ABMag z-P1 PS1_GPC1 120 Robot
g-Sloan ASASSN-1_Brutus 2019-07-25 06:00:00 - 2019-07-29 06:57:36 2458689.75 - 2458693.79 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
80768 2019-07-29 06:57:36 2458693.79 17.7 ABMag g-Sloan ASASSN-1_Brutus
80767 2019-07-25 06:00:00 2458689.75 18.1 ABMag g-Sloan ASASSN-1_Brutus [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
44804 2019-08-23 08:14:44 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 15:11:03.362 +52:03:00.63 2019-07-24 04:51:55.000 19.1 g-ZTF PSN ZTF19abhzewi ZTF See arXiv:1904.05922 for selection criteria. N
42871 2019-08-02 08:23:06 ATLAS_Bot1 J. Tonry, L. Denneau, A. Heinze et al. ATLAS ATLAS 15:11:03.374 +52:03:00.71 2019-08-01 07:24:57.000 17.143 cyan-ATLAS PSN ATLAS19reb ATLAS N
42736 2019-07-31 11:35:04 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 15:11:03.356 +52:03:00.59 2019-07-28 06:07:12.000 18.21 z-P1 PSN PS19dyp Pan-STARRS N
42649 2019-07-30 21:09:50 ZTF_Bot1 C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration ZTF ZTF 15:11:03.360 +52:03:00.61 2019-07-24 04:52:19.000 19.1 g-ZTF PSN ZTF19abhzewi ZTF N
42573 2019-07-30 03:25:09 Krzysztof Stanek R. Farfan, K. Z. Stanek, C. S. Kochanek et al. ASAS-SN ASAS-SN 15:11:03.518 +52:02:56.72 2019-07-29 06:57:36.000 17.7 g-Sloan PSN CGCG 274-031 ASASSN-19sv ASAS-SN Present in several epochs, on the rise, confirmed via follow-up imaging 2019TNSTR1361....1F N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
4719 2019-08-01 17:51:37 ZTF_Bot1 A. Dugas, C. Fremling (Caltech), Y. Sharma (IIT Bombay) on behalf of the Zwicky Transient Facility (ZTF) ZTF SN Ia 0.03692 1 ZTF 2019TNSCR1391....1D
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
4727 2019-07-28 05:00:40 P60 / SEDM 1800 SEDmRobot auto ZTF tns_2019lyb_2019-07-28_05-00-40_P60_SEDM_ZTF.ascii Object

Comments

TNS
System

Wed, 07/31/2019 - 11:30

Object coordinates updated

Object coordinates updated according to AT-report 42736 of Group Pan-STARRS1
Previous RA, DEC: 15:11:03.360, +52:03:00.61 (227.763999, +52.05017)
Updated RA, DEC: 15:11:03.356, +52:03:00.59 (227.763983438, 52.0501627016)

TNS
System

Tue, 07/30/2019 - 20:30

Object coordinates updated

Object coordinates updated according to AT-report 42649 of Group ZTF
Previous RA, DEC: 15:11:03.518, +52:02:56.72 (227.76466, +52.04909)
Updated RA, DEC: 15:11:03.360, +52:03:00.61 (227.763999, 52.05017)