2018hsy | Transient Name Server

RA/DEC (2000)

09:30:29.825 +16:20:37.15

142.6242693 +16.3436529

Type

SN Ia

Redshift

0.02891

Discovery Report Classification Report

Reporting Group

ASAS-SN

Discovering Data Source

ASAS-SN

Discovery Date

2018-11-03 10:48:00.000

TNS AT

Y

Public

Y

Host Name

CGCG 091-100

Host Redshift

0.028245

Discovery Mag

17

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
	3002	2018-11-07 09:49:15	P60 / SEDM	1600	SEDmRobot	auto	ZTF	tns_2018hsy_2018-11-07_09-49-15_P60_SED-Machine_ZTF.ascii		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
	2970	2018-11-04 10:52:08	Lick-3m / KAST	1830	C. D. Kilpatrick, B. Garza, J. Decker	C. D. Kilpatrick, M. R. Siebert	None	tns_2018hsy_2018-11-04_10-52-08_Lick_3m_KAST.flm		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

r-ZTF

P48_ZTF-Cam

2018-11-03 11:57:07 - 2018-11-21 11:06:57

2458425.9979977 - 2458443.9631597

9

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
42881	2018-11-21 11:06:57	2458443.9631597	17.6582	0.0553745	20.0773	ABMag	r-ZTF	P48_ZTF-Cam	30
42675	2018-11-18 12:57:34	2458441.0399769	17.7093	0.0426774	20.4995	ABMag	r-ZTF	P48_ZTF-Cam	30
42880	2018-11-18 12:57:34	2458441.0399769	17.7093	0.0426774	20.4995	ABMag	r-ZTF	P48_ZTF-Cam	30
42674	2018-11-17 09:18:29	2458439.8878356	17.6823	0.0597123	20.0897	ABMag	r-ZTF	P48_ZTF-Cam	30
42879	2018-11-17 09:18:29	2458439.8878356	17.6823	0.0597123	20.0897	ABMag	r-ZTF	P48_ZTF-Cam	30
42673	2018-11-15 12:52:43	2458438.0366204	17.6172	0.0569667	20.4291	ABMag	r-ZTF	P48_ZTF-Cam	30
42882	2018-11-15 12:52:43	2458438.0366204	17.6172	0.0569667	20.4291	ABMag	r-ZTF	P48_ZTF-Cam	30
39738	2018-11-06 12:01:26	2458429.0009954	17.13			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF
39737	2018-11-03 11:57:07	2458425.9979977	16.94			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF

g-Sloan

ASASSN-4_Leavitt

2018-11-03 10:48:00 - 2018-11-03 10:48:00

2458425.95 - 2458425.95

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
38322	2018-11-03 10:48:00	2458425.95	17			ABMag	g-Sloan	ASASSN-4_Leavitt

orange-ATLAS

ATLAS-MLO_ATLAS-01

2018-12-01 14:51:21 - 2018-12-01 14:51:21

2458454.1189931 - 2458454.1189931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
44634	2018-12-01 14:51:21	2458454.1189931	18.175	0.102	19.25	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot

orange-ATLAS

ATLAS-HKO_ATLAS-02

2018-11-29 15:57:36 - 2018-11-29 15:57:36

2458452.165 - 2458452.165

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
44633	2018-11-29 15:57:36	2458452.165			17.79	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[Last non detection]

V-Johnson

ASASSN-1_Brutus

2018-10-17 14:38:24 - 2018-10-17 14:38:24

2458409.11 - 2458409.11

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
38321	2018-10-17 14:38:24	2458409.11			17.5	VegaMag	V-Johnson	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
25771	2018-12-03 07:27:05	ATLAS_Bot1	J. Tonry, L. Denneau, A. Heinze et al.	ATLAS	ATLAS	09:30:29.815	+16:20:37.48	2018-12-01 14:51:21.000	18.175	orange-ATLAS		PSN		ATLAS18zpn	ATLAS				N
25286	2018-11-21 13:15:56	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	09:30:29.825	+16:20:37.15	2018-11-03 11:57:17.000	17.6823	r-ZTF		PSN		ZTF18accnnyu	ZTF				N
25231	2018-11-20 14:49:56	ZTF_AMPEL_NEW	J. Nordin, V. Brinnel, M. Giomi et al.	ZTF	ZTF	09:30:29.816	+16:20:37.19	2018-11-03 11:57:17.000	17.6172	r-ZTF		PSN		ZTF18accnnyu	ZTF				N
24404	2018-11-08 04:30:36	ZTF_Bot1	C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration	ZTF	ZTF	09:30:29.820	+16:20:37.13	2018-11-03 11:57:07.000	16.94	r-ZTF		PSN		ZTF18accnnyu	ZTF				N
23901	2018-11-03 15:12:30	Krzysztof Stanek	K. Z. Stanek, for the ASAS-SN team	ASAS-SN	ASAS-SN	09:30:29.868	+16:20:37.21	2018-11-03 10:48:00.000	17	g-Sloan		PSN	CGCG 091-100	ASASSN-18yw	ASAS-SN		Present in several epochs	2018TNSTR1678....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

2994

2018-11-12 04:16:45

ZTF_Bot1

C. Fremling, A. Dugas, Y. Sharma (Caltech) on behalf of the Zwicky Transient Facility (ZTF)

ZTF

SN Ia

0.02891

1

ZTF

2018TNSCR2165....1F

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
3002	2018-11-07 09:49:15	P60 / SEDM	1600	SEDmRobot	auto	ZTF	tns_2018hsy_2018-11-07_09-49-15_P60_SED-Machine_ZTF.ascii		Object

2962

2018-11-04 23:19:54

UCSCTr_Bot1

C. D. Kilpatrick, B. Garza, J. Decker, M. R. Siebert, R. J. Foley (UCSC)

None

SN Ia

0.028

1

SN Ia at +5 days. We measure a Si II 6355 velocity of -11,000 km/s. ATel: 12168

2018TNSCR1691....1K

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
2970	2018-11-04 10:52:08	Lick-3m / KAST	1830	C. D. Kilpatrick, B. Garza, J. Decker	C. D. Kilpatrick, M. R. Siebert	None	tns_2018hsy_2018-11-04_10-52-08_Lick_3m_KAST.flm		Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 25286 of Group ZTF
Previous RA, DEC: 09:30:29.868, +16:20:37.21 (142.62445, +16.34367)
Updated RA, DEC: 09:30:29.825, +16:20:37.15 (142.6242693, 16.3436529)

Log in or register to post comments

Finding Chart

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

Log in or register to post comments

Log in or register to post comments