2018awt | Transient Name Server

RA/DEC (2000)

11:48:45.267 -18:24:35.72

177.188614 -18.409922

Type

SN Ia

Redshift

0.07

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2018-04-19 22:04:48.000

TNS AT

Y

Public

Y

Host Name

GALEXASC J114845.20-182438.5

Discovery Mag

18.1

Filter

g-Sloan

Reporter/s

K. Z. Stanek, for the ASAS-SN team

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

ASASSN-5_Payne-Gaposchkin_g

▌

ATLAS-MLO_ATLAS-01_orange

▌

ATLAS-HKO_ATLAS-02_orange

Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)

Spectra

Select	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
	1922	2018-04-22 06:12:56	ESO-NTT / EFOSC2-NTT	600	K. E. Heintz, D. Malesani	G. Leloudas, P. D'Avanzo	ePESSTO	tns_2018awt_2018-04-22_06-12-56_ESO-NTT_EFOSC2-NTT_ePESSTO.asci	tns_2018awt_2018-04-22_06-12-56_ESO-NTT_EFOSC2-NTT_ePESSTO.fits	Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks
	1901	2018-04-21 21:53:00	Ekar / AFOSC		Tomasella		Padova-Asiago	tns_2018awt_2018-04-21_21-53-00_Ekar_AFOSC_Padova-Asiago.dat	tns_2018awt_2018-04-21_21-53-00_Ekar_AFOSC_Padova-Asiago.fits	Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks
	1902	2018-04-21 20:43:00	Ekar / AFOSC		Tomasella		Padova-Asiago	tns_2018awt_2018-04-21_20-43-00_Ekar_AFOSC_Padova-Asiago.dat	tns_2018awt_2018-04-21_20-43-00_Ekar_AFOSC_Padova-Asiago.fits	Object
Binning factor: (rounded to nearest integer >1) Mouse hovers at WL: 0 (rest), 0 (observed) ▌Show H at z=v_exp= km/s ▌Show He at z=v_exp= km/s ▌Show He II at z=v_exp= km/s ▌Show C II at z=v_exp= km/s ▌Show C III at z=v_exp= km/s ▌Show C IV at z=v_exp= km/s ▌Show N II at z=v_exp= km/s ▌Show N III at z=v_exp= km/s ▌Show N IV at z=v_exp= km/s ▌Show N V at z=v_exp= km/s ▌Show O at z=v_exp= km/s ▌Show [O I] at z=v_exp= km/s ▌Show O II at z=v_exp= km/s ▌Show [O II] at z=v_exp= km/s ▌Show [O III] at z=v_exp= km/s ▌Show O V at z=v_exp= km/s ▌Show O VI at z=v_exp= km/s ▌Show Na at z=v_exp= km/s ▌Show Mg at z=v_exp= km/s ▌Show Mg II at z=v_exp= km/s ▌Show Si II at z=v_exp= km/s ▌Show S II at z=v_exp= km/s ▌Show Ca II at z=v_exp= km/s ▌Show [Ca II] at z=v_exp= km/s ▌Show Fe II at z=v_exp= km/s ▌Show Fe III at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Å at z=v_exp= km/s ▌Show Tellurics ▌Show Galaxy lines at z= ▌Show WR-WN at z=v_exp= km/s ▌Show WR-WC/O at z=v_exp= km/s Remarks

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

g-Sloan

ASASSN-5_Payne-Gaposchkin

2018-04-11 23:02:24 - 2018-04-19 22:04:48

2458220.46 - 2458228.42

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
27167	2018-04-19 22:04:48	2458228.42	18.1			ABMag	g-Sloan	ASASSN-5_Payne-Gaposchkin
27166	2018-04-11 23:02:24	2458220.46			18.6	ABMag	g-Sloan	ASASSN-5_Payne-Gaposchkin			[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2018-04-15 09:01:26 - 2018-04-15 09:01:26

2458223.8759954 - 2458223.8759954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
27301	2018-04-15 09:01:26	2458223.8759954	18.475	0.083	19.07	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2018-04-05 10:13:26 - 2018-04-05 10:13:26

2458213.9259954 - 2458213.9259954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
27300	2018-04-05 10:13:26	2458213.9259954			19.08	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	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
17968	2018-04-23 17:52:02	ATLAS_Bot1	J. Tonry,B. Stalder,L. Denneau et al.	ATLAS	ATLAS	11:48:45.267	-18:24:35.72	2018-04-15 09:01:26.000	18.475	orange-ATLAS		PSN		ATLAS18nnu	ATLAS				N
17857	2018-04-20 22:10:59	Krzysztof Stanek	K. Z. Stanek,for the ASAS-SN team et al.	ASAS-SN	ASAS-SN	11:48:45.103	-18:24:34.31	2018-04-19 22:04:48.000	18.1	g-Sloan		PSN	GALEXASC J114845.20-182438.5	ASASSN-18it	ASAS-SN		In several epochs, unknown redshift host galaxy	2018TNSTR.516....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

1917

2018-04-23 06:55:29

ePESSTO_Bot1

K. E. Heintz, D. Malesani, G. Leloudas, P. D'Avanzo, O. Yaron, N. Knezevic on behalf of ePESSTO

ePESSTO

SN Ia

0.07

1

ePESSTO

2018TNSCR2089....1H

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
1922	2018-04-22 06:12:56	ESO-NTT / EFOSC2-NTT	600	K. E. Heintz, D. Malesani	G. Leloudas, P. D'Avanzo	ePESSTO	tns_2018awt_2018-04-22_06-12-56_ESO-NTT_EFOSC2-NTT_ePESSTO.asci	tns_2018awt_2018-04-22_06-12-56_ESO-NTT_EFOSC2-NTT_ePESSTO.fits	Object

1897

2018-04-22 11:56:19

Enrico Cappellaro

Enrico Cappellaro

Padova-Asiago

SN Ia

0.07

1

Padova-Asiago

2018TNSCR2088....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
1902	2018-04-21 20:43:00	Ekar / AFOSC		Tomasella		Padova-Asiago	tns_2018awt_2018-04-21_20-43-00_Ekar_AFOSC_Padova-Asiago.dat	tns_2018awt_2018-04-21_20-43-00_Ekar_AFOSC_Padova-Asiago.fits	Object

1896

2018-04-22 11:50:20

Enrico Cappellaro

Enrico Cappellaro

Padova-Asiago

SN Ia-pec

0.07

1

Padova-Asiago

2018TNSCR.530....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
1901	2018-04-21 21:53:00	Ekar / AFOSC		Tomasella		Padova-Asiago	tns_2018awt_2018-04-21_21-53-00_Ekar_AFOSC_Padova-Asiago.dat	tns_2018awt_2018-04-21_21-53-00_Ekar_AFOSC_Padova-Asiago.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 17968 of Group ATLAS
Previous RA, DEC: 11:48:45.103, -18:24:34.31 (177.18793, -18.40953)
Updated RA, DEC: 11:48:45.267, -18:24:35.72 (177.188614, -18.409922)

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Finding Chart

http://www.astronomy.ohio-state.edu/~assassin/followup/asassn-18it.png

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