2019edo | Transient Name Server

RA/DEC (2000)

12:11:51.586 +24:08:11.70

182.964943262 +24.1365846266

Type

SN II

Redshift

0.008569

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2019-04-27 07:26:24.000

TNS AT

Y

Public

Y

Host Name

NGC 4162

Host Redshift

0.008569

Discovery Mag

16.7

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
	3953	2019-04-28 11:34:15	FTS / FLOYDS-S	1800	Las Cumbres Observatory	Daichi Hiramatsu	Global SN Project	tns_2019edo_2019-04-28_11-34-15_FTS_FLOYDS-S_Global_SN_Project.ascii	tns_2019edo_2019-04-28_11-34-15_FTS_FLOYDS-S_Global_SN_Project.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

w-P1

PS2_GPC2

2020-01-21 13:00:28 - 2020-01-21 13:00:28

2458870.0419907 - 2458870.0419907

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
119148	2020-01-21 13:00:28	2458870.0419907	20.15	0.06	22	ABMag	w-P1	PS2_GPC2	45	Robot

g-Sloan

ASASSN-4_Leavitt

2019-04-27 07:26:24 - 2019-04-27 07:26:24

2458600.81 - 2458600.81

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63311	2019-04-27 07:26:24	2458600.81	16.7			ABMag	g-Sloan	ASASSN-4_Leavitt

G-Gaia

Gaia_Gaia-photometric

2019-01-24 09:54:43 - 2019-04-29 00:14:24

2458507.9129977 - 2458602.51

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63679	2019-04-29 00:14:24	2458602.51	16.49	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
63678	2019-01-24 09:54:43	2458507.9129977			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

orange-ATLAS

ATLAS-HKO_ATLAS-02

2019-04-26 10:06:14 - 2019-04-26 10:06:14

2458599.9209954 - 2458599.9209954

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63676	2019-04-26 10:06:14	2458599.9209954			19.63	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2019-04-30 09:41:45 - 2019-04-30 09:41:45

2458603.9039931 - 2458603.9039931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63677	2019-04-30 09:41:45	2458603.9039931	16.33	0.013	19.62	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

g-Sloan

ASASSN-1_Brutus

2019-04-26 08:23:59 - 2019-04-26 08:23:59

2458599.8499884 - 2458599.8499884

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63310	2019-04-26 08:23:59	2458599.8499884			17.9	ABMag	g-Sloan	ASASSN-1_Brutus			[Last non detection]

Clear-

Other_Other

2019-01-11 23:07:14 - 2019-04-29 19:24:56

2458495.4633565 - 2458603.3089815

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
63665	2019-04-29 19:24:56	2458603.3089815	16.4		19	VegaMag	Clear-	Other_Other	40	Xing Gao	Dong Jiang，Shaoxiong Gu，Jianlin Xu，Jingyuan Zhao，Qiang Yin，Xiaobing Wang，Zhangrui Xu，Mi Zhang and Xing Gao, report the discovery of a possible supernova (mag approximately 16.4) on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Apr. 29.80898 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ). The transient approximately located at R.A.=12h11m51.60s +24d08'11".8 (equinox 2000.0). Which is about 12.2" west and 46.8" north of the center of the NGC4162. Nothing is visible at this position on archival images taken on Jan. 11.96336 UT(limiting mag 19.0).
63664	2019-01-11 23:07:14	2458495.4633565			19	VegaMag	Clear-	Other_Other	40	Xing Gao	[Last non detection] using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ).

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

61299

2020-02-08 00:31:09

PS2_Bot1

K. C. Chambers, T. de Boer, J. Bulger et al.

Pan-STARRS

Pan-STARRS

12:11:51.586

+24:08:11.70

2020-01-21 13:00:28.000

20.15

w-P1

PSN

PS20tb

Pan-STARRS

N

33952

2019-04-30 13:38:19

Gaia_Bot1

A. Delgado, D. Harrison, S. Hodgkin et al.

GaiaAlerts

GaiaAlerts

12:11:51.590

+24:08:11.72

2019-04-29 00:14:24.000

16.49

G-Gaia

PSN

Gaia19bph

GaiaAlerts

confirmed SNII

N

33951

2019-04-30 13:26:14

ATLAS_Bot1

J. Tonry, L. Denneau, A. Heinze et al.

ATLAS

ATLAS

12:11:51.586

+24:08:11.79

2019-04-30 09:41:45.000

16.33

cyan-ATLAS

PSN

ATLAS19ibs

ATLAS

2019TNSTR.672....1T

N

33945

2019-04-30 01:27:12

Mi Zhang

Dong Jiang，Shaoxiong Gu，Jianlin Xu，Jingyuan Zhao， Qiang Yin，Xiaobing Wang，Zhangrui Xu，Mi Zhang and Xing Gao

XOSS

XOSS

12:11:51.600

+24:08:11.80

2019-04-29 19:24:56.000

16.4

Clear-

1

PSN

NGC4162

XOSS

Dong Jiang，Shaoxiong Gu，Jianlin Xu，Jingyuan Zhao，Qiang Yin，Xiaobing Wang，Zhangrui Xu，Mi Zhang and Xing Gao, report the discovery of a possible supernova (mag approximately 16.4) on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Apr. 29.80898 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ). The transient approximately located at R.A.=12h11m51.60s +24d08'11".8 (equinox 2000.0). Which is about 12.2" west and 46.8" north of the center of the NGC4162. Nothing is visible at this position on archival images taken on Jan. 11.96336 UT(limiting mag 19.0).

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2019edo_atrep_33945_XOSS.png	2019edo Image	2019-04-30 01:30:47	Mi Zhang

33789

2019-04-27 15:27:23

Krzysztof Stanek

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

ASAS-SN

ASAS-SN

12:11:51.511

+24:08:12.08

2019-04-27 07:26:24.000

16.7

g-Sloan

PSN

NGC 4162

ASASSN-19kx

ASAS-SN

Present in two cameras, rapid rise, so most likely a very young supernova candidate

2019TNSTR.643....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

3946

2019-04-28 22:43:27

Daichi Hiramatsu

Daichi Hiramatsu, Jamison Burke, Iair Arcavi, D. Andrew Howell, Curtis McCully, Stefano Valenti

Global SN Project

SN II

0.008569

1

Global SN Project

The blue continuum and appearing broad H features suggest a young Type II.

2019TNSCR.659....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
3953	2019-04-28 11:34:15	FTS / FLOYDS-S	1800	Las Cumbres Observatory	Daichi Hiramatsu	Global SN Project	tns_2019edo_2019-04-28_11-34-15_FTS_FLOYDS-S_Global_SN_Project.ascii	tns_2019edo_2019-04-28_11-34-15_FTS_FLOYDS-S_Global_SN_Project.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 61299 of Group Pan-STARRS1
Previous RA, DEC: 12:11:51.590, +24:08:11.72 (182.964958, +24.136589)
Updated RA, DEC: 12:11:51.586, +24:08:11.70 (182.964943262, 24.1365846266)

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Object coordinates updated

Object coordinates updated according to AT-report 33952 of Group GaiaAlerts
Previous RA, DEC: 12:11:51.511, +24:08:12.08 (182.96463, +24.13669)
Updated RA, DEC: 12:11:51.590, +24:08:11.72 (182.964958, 24.136589)

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Reports 33951/2 for 2019ehp associated with this object-2019edo

Following a system error. Object 2019ehp was removed.

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Finding Chart

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

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