2019B | Transient Name Server

RA/DEC (2000)

00:13:02.460 +22:06:07.92

3.26025 +22.1022

Type

SN II

Redshift

0.021

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2019-01-01 06:00:00.000

TNS AT

Y

Public

Y

Host Name

UGC 00118

Host Redshift

0.021

Discovery Mag

17.6

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

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
	3392	2019-01-07 21:36:00	Ekar / AFOSC	1600	tomasella	tomasella	Padova-Asiago	tns_2019B_2019-01-07.9_Ekar_AFOSC_Padova-Asiago.dat	tns_2019B_2019-01-07.9_Ekar_AFOSC_Padova-Asiago.fits	Object			Noisy spectrum similar to those of several type II supernovae about one/two weeks after explosion
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 Noisy spectrum similar to those of several type II supernovae about one/two weeks after explosion

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

r-ZTF

P48_ZTF-Cam

2018-12-04 04:21:04 - 2019-01-08 02:29:42

2458456.6813 - 2458491.6039583

10

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
50226	2019-01-08 02:29:42	2458491.6039583	17.45	0.04	20.09	ABMag	r-ZTF	P48_ZTF-Cam	30
50240	2019-01-08 02:29:42	2458491.6039583	17.45	0.04	20.09	ABMag	r-ZTF	P48_ZTF-Cam	30
49359	2019-01-03 02:23:49	2458486.5998843	17.54	0.04	20.29	ABMag	r-ZTF	P48_ZTF-Cam	30
50227	2019-01-03 02:23:49	2458486.5998843	17.54	0.04	20.29	ABMag	r-ZTF	P48_ZTF-Cam	30
50239	2019-01-03 02:23:49	2458486.5998843	17.54	0.04	20.29	ABMag	r-ZTF	P48_ZTF-Cam	30
51134	2019-01-03 02:23:49	2458486.5998843	17.54	0.04	20.29	ABMag	r-ZTF	P48_ZTF-Cam	30
49358	2018-12-04 04:21:04	2458456.6813			20.02	ABMag	r-ZTF	P48_ZTF-Cam	30		[Last non detection]
50225	2018-12-04 04:21:04	2458456.6813			20.02	ABMag	r-ZTF	P48_ZTF-Cam	30		[Last non detection]
50238	2018-12-04 04:21:04	2458456.6813			20.02	ABMag	r-ZTF	P48_ZTF-Cam	30		[Last non detection]
51133	2018-12-04 04:21:04	2458456.6813			20.02	ABMag	r-ZTF	P48_ZTF-Cam	30		[Last non detection]

g-ZTF

P48_ZTF-Cam

2018-12-30 03:00:38 - 2018-12-30 03:00:38

2458482.6254514 - 2458482.6254514

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
49360	2018-12-30 03:00:38	2458482.6254514	17.66	0.05	20.28	ABMag	g-ZTF	P48_ZTF-Cam	30
51135	2018-12-30 03:00:38	2458482.6254514	17.66	0.05	20.28	ABMag	g-ZTF	P48_ZTF-Cam	30

G-Gaia

Gaia_Gaia-photometric

2018-12-16 19:52:19 - 2019-01-13 01:30:43

2458469.3279977 - 2458496.5629977

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
51470	2019-01-13 01:30:43	2458496.5629977	17.54	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
51469	2018-12-16 19:52:19	2458469.3279977			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-MLO_ATLAS-01

2019-01-14 05:03:50 - 2019-01-14 05:03:50

2458497.7109954 - 2458497.7109954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
53107	2019-01-14 05:03:50	2458497.7109954	17.427	0.061	18.79	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2019-01-12 05:02:24 - 2019-01-12 05:02:24

2458495.71 - 2458495.71

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
53106	2019-01-12 05:02:24	2458495.71			18.93	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

w-P1

PS1_GPC1

2019-01-04 05:12:28 - 2019-01-04 05:12:28

2458487.7169907 - 2458487.7169907

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
50173	2019-01-04 05:12:28	2458487.7169907	17.5	0.01	22	ABMag	w-P1	PS1_GPC1	45	Robot

g-Sloan

ASASSN-2_Cassius

2018-12-27 00:43:12 - 2018-12-27 00:43:12

2458479.53 - 2458479.53

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
49111	2018-12-27 00:43:12	2458479.53			17.4	ABMag	g-Sloan	ASASSN-2_Cassius			[Last non detection]

g-Sloan

ASASSN-1_Brutus

2019-01-01 06:00:00 - 2019-01-01 06:00:00

2458484.75 - 2458484.75

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
49112	2019-01-01 06:00:00	2458484.75	17.6			ABMag	g-Sloan	ASASSN-1_Brutus

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
29613	2019-02-05 10:34:09	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze et al.	ATLAS	ATLAS	00:13:02.468	+22:06:07.95	2019-01-14 05:03:50.000	17.427	orange-ATLAS		PSN		ATLAS18bcij	ATLAS				N
28819	2019-01-14 16:38:04	Gaia_Bot1	A. Delgado, D. Harrison, S. Hodgkin et al.	GaiaAlerts	GaiaAlerts	00:13:02.460	+22:06:07.92	2019-01-13 01:30:43.000	17.54	G-Gaia		PSN		Gaia19adx	GaiaAlerts		confirmed SN II		N
28682	2019-01-11 08:32:06	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	00:13:02.464	+22:06:07.88	2018-12-30 03:00:38.000	17.54	r-ZTF		PSN		ZTF18adbmbpa	ZTF				N
28281	2019-01-08 08:23:37	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	00:13:02.464	+22:06:07.88	2019-01-03 02:23:49.000	17.54	r-ZTF		PSN		ZTF18adbmbpa	ZTF				N
28276	2019-01-08 08:20:44	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	00:13:02.460	+22:06:07.86	2019-01-03 02:23:49.000	17.45	r-ZTF		PSN		ZTF18adbmbpa	ZTF				N
28233	2019-01-07 20:11:26	PS1_Bot1	K. C. Chambers, M. E. Huber, H. Flewelling et al.	Pan-STARRS	Pan-STARRS	00:13:02.469	+22:06:07.90	2019-01-04 05:12:28.000	17.5	w-P1		PSN		PS19ej	Pan-STARRS				N
27829	2019-01-03 10:13:15	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	00:13:02.464	+22:06:07.88	2018-12-30 03:00:38.000	17.54	r-ZTF		PSN		ZTF18adbmbpa	ZTF				N
27663	2019-01-01 15:37:22	Krzysztof Stanek	K. Z. Stanek, for the ASAS-SN team	ASAS-SN	ASAS-SN	00:13:02.335	+22:06:05.94	2019-01-01 06:00:00.000	17.6	g-Sloan		PSN	UGC 00118	ASASSN-19ab	ASAS-SN		Present in two epochs	2019TNSTR...2....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

3385

2019-01-08 11:31:28

Lina Tomasella

Lina Tomasella

Padova-Asiago

SN II

0.021

1

Padova-Asiago

Noisy spectrum similar to those of several type II supernovae about one/two weeks after explosion

2019TNSCR..51....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
3392	2019-01-07 21:36:00	Ekar / AFOSC	1600	tomasella	tomasella	Padova-Asiago	tns_2019B_2019-01-07.9_Ekar_AFOSC_Padova-Asiago.dat	tns_2019B_2019-01-07.9_Ekar_AFOSC_Padova-Asiago.fits	Object			Noisy spectrum similar to those of several type II supernovae about one/two weeks after explosion

Comments

Object coordinates updated

Object coordinates updated according to AT-report 28819 of Group GaiaAlerts
Previous RA, DEC: 00:13:02.335, +22:06:05.94 (3.25973, +22.10165)
Updated RA, DEC: 00:13:02.460, +22:06:07.92 (3.26025, 22.1022)

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Finding Chart

http://www.astronomy.ohio-state.edu/assassin/followup/asassn-19ab.png

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