2019tgm | Transient Name Server

RA/DEC (2000)

22:18:10.970 +45:43:10.13

334.545708 +45.719481

Type

SN Ia

Redshift

0.019107

Discovery Report Classification Report

Related AstroNotes: 2019-112

Reporting Group

ATLAS

Discovering Data Source

ATLAS

Discovery Date

2019-10-24 04:49:26.000

TNS AT

Y

Public

Y

Discovery Mag

18.993

Filter

cyan-ATLAS

Reporter/s

J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota)

NED SIMBAD DECaLS PanSTARRS-1 SkyMapper VizieR WISE DSS ADS

Light curves

▌

Gaia_Gaia-photometric_G

▌

ATLAS-MLO_ATLAS-01_orange

▌

ATLAS-HKO_ATLAS-02_cyan

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
	5516	2019-11-10 20:23:00	Other / Other	4200	Claudio Balcon	Claudio Balcon	None	tns_2019tgm_2019-11-10_20-23-00_Other_Other.dat	tns_2019tgm_2019-11-10_20-23-00_Other_Other.fit	Object			I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.
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 I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.
	5385	2019-10-26 21:04:00	Other / Other	10200	Claudio Balcon	Claudio Balcon	None	tns_2019tgm_2019-10-26_21-04-00_Other_Other.dat	tns_2019tgm_2019-10-26_21-04-00_Other_Other.fit	Object			I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.
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 I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

G-Gaia

Gaia_Gaia-photometric

2019-10-10 13:32:09 - 2019-10-31 08:00:57

2458767.0639931 - 2458787.8339931

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
99158	2019-10-31 08:00:57	2458787.8339931	16.46	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
99157	2019-10-10 13:32:09	2458767.0639931			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2019-10-22 09:00:00 - 2019-10-22 09:00:00

2458778.875 - 2458778.875

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
97926	2019-10-22 09:00:00	2458778.875			19.47	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot	[Last non detection]

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2019-10-24 04:49:26 - 2019-10-24 04:49:26

2458780.7009954 - 2458780.7009954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
97927	2019-10-24 04:49:26	2458780.7009954	18.993	0.159	19.34	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	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
51313	2019-11-01 13:10:44	Gaia_Bot1	S.T. Hodgkin, E. Breedt, A. Delgado et al.	GaiaAlerts	GaiaAlerts	22:18:10.970	+45:43:10.13	2019-10-31 08:00:57.000	16.46	G-Gaia		PSN		Gaia19ewc	GaiaAlerts		confirmed SN Ia		N
50680	2019-10-24 14:30:43	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze et al.	ATLAS	ATLAS	22:18:10.951	+45:43:09.69	2019-10-24 04:49:26.000	18.993	cyan-ATLAS		PSN		ATLAS19ysj	ATLAS			2019TNSTR2164....1T	N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

5507

2019-11-11 20:15:19

Claudio Balcon

Claudio Balcon

None

SN Ia

0.019107

1

Using GELATO (Harutyunyan et al., 2008, A&A, 488, 383) I find good fits to several Type Ia supernovae at the redshift of the host galaxy (z=0.019107; value from NED).

2019TNSCR2888....1B

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
5516	2019-11-10 20:23:00	Other / Other	4200	Claudio Balcon	Claudio Balcon	None	tns_2019tgm_2019-11-10_20-23-00_Other_Other.dat	tns_2019tgm_2019-11-10_20-23-00_Other_Other.fit	Object			I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.

5376

2019-10-28 05:32:30

Claudio Balcon

Claudio Balcon

None

SN Ia

0.019107

1

Noisy spectrum is consistent with those of young SN type Ia.

2019TNSCR2212....1B

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
5385	2019-10-26 21:04:00	Other / Other	10200	Claudio Balcon	Claudio Balcon	None	tns_2019tgm_2019-10-26_21-04-00_Other_Other.dat	tns_2019tgm_2019-10-26_21-04-00_Other_Other.fit	Object			I obtained the low-resolution spectrum R~100 using the FOSC-ES32 spectrograph attached to a 0.2m telescope, in the course of Italian Supernovae Search Project.

Comments

Object coordinates updated

Object coordinates updated according to AT-report 51313 of Group GaiaAlerts
Previous RA, DEC: 22:18:10.951, +45:43:09.69 (334.5456295, +45.7193595)
Updated RA, DEC: 22:18:10.970, +45:43:10.13 (334.545708, 45.719481)

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