2016blu | Transient Name Server

RA/DEC (2000)

12:35:52.300 +27:55:55.50

188.967917 +27.932083

Type

LBV

Redshift

0.00261

Discovery Report Classification Report

Reporting Group

None

Discovering Data Source

None

Discovery Date

2016-04-05 23:31:12.000

TNS AT

Y

Public

Y

Host Name

NGC 4559C / IC3550

Discovery Mag

17.1

Filter

Clear-

Reporter/s

Ron Arbour

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
	7086	2019-03-04 07:52:22	P200 / DBSP	600	A. Dugas	A. Ho	ZTF	tns_2016blu_2019-03-04_07-52-22_P200_DBSP_ZTF.ascii	tns_2016blu_2019-03-04_07-52-22_P200_DBSP_ZTF.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

r-ZTF

P48_ZTF-Cam

2014-03-09 05:44:09 - 2014-03-09 05:44:09

2456725.7389931 - 2456725.7389931

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
56471	2014-03-09 05:44:09	2456725.7389931	19.69			ABMag	r-ZTF	P48_ZTF-Cam	30	ZTF

g-ZTF

P48_ZTF-Cam

2018-12-28 12:25:56 - 2019-03-19 06:55:26

2458481.0180208 - 2458561.7884954

7

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
59905	2019-03-19 06:55:26	2458561.7884954	18.99	0.19	19.11	ABMag	g-ZTF	P48_ZTF-Cam	30
56472	2019-03-19 06:54:43	2458561.7879977	18.99			ABMag	g-ZTF	P48_ZTF-Cam	30	ZTF
60317	2019-03-01 07:08:21	2458543.7974653	18.11	0.13	20.22	ABMag	g-ZTF	P48_ZTF-Cam	30
59791	2019-03-01 07:08:21	2458543.7974653	18.11	0.13	20.22	ABMag	g-ZTF	P48_ZTF-Cam	30
60316	2019-02-26 10:27:20	2458540.9356481	19.29	0.1	20.48	ABMag	g-ZTF	P48_ZTF-Cam	30
59790	2019-02-26 10:27:20	2458540.9356481	19.29	0.1	20.48	ABMag	g-ZTF	P48_ZTF-Cam	30
59906	2018-12-28 12:25:56	2458481.0180208	19.59	0.23	19.67	ABMag	g-ZTF	P48_ZTF-Cam	30

Clear-

BAO-0.6m_BATC

2019-03-01 17:51:23 - 2019-03-01 17:51:23

2458544.2440162 - 2458544.2440162

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
54855	2019-03-01 17:51:23	2458544.2440162	18.27			VegaMag	Clear-	BAO-0.6m_BATC

G-Gaia

Gaia_Gaia-photometric

2015-11-05 07:04:48 - 2016-02-09 00:02:52

2457331.795 - 2457427.5019907

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
3844	2016-02-09 00:02:52	2457427.5019907	17.72	0.2		ABMag	G-Gaia	Gaia_Gaia-photometric	60	Robot
3843	2015-11-05 07:04:48	2457331.795			21.5	ABMag	G-Gaia	Gaia_Gaia-photometric		Robot	[Last non detection]

Clear-

Other_Other

2016-03-12 23:16:48 - 2019-06-01 18:48:53

2457460.47 - 2458636.2839468

8

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
68377	2019-06-01 18:48:53	2458636.2839468	16.7		19	VegaMag	Clear-	Other_Other	40	Mi Zhang and Xing Gao	Mi Zhang and Xing Gao, report the outburst of a LBV candidate (mag approximately 16.7) was discovered on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Jun. 01.78395 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ).
68376	2019-05-09 18:18:36	2458613.2629167			19	VegaMag	Clear-	Other_Other	40	Xing Gao	[Last non detection]
16984	2017-05-14 21:21:36	2457888.39	17.2		19	Other	Clear-	Other_Other	30	Ron Arbour	Units=V Instrument= C14 35cm f/6 + SXVR-H9 camera
16983	2017-05-10 21:07:12	2457884.38			19	Other	Clear-	Other_Other	30	Ron Arbour	[Last non detection] Units=V Instrument= C14 35cm f/6 + SXVR-H9 camera
16150	2017-04-18 21:07:12	2457862.38	16.5		19	Other	Clear-	Other_Other	30	Ron Arbour	Instrument=C14 35cm f/6 + SXVR-H9 camera Units= V
16149	2017-04-05 19:55:12	2457849.33			18.8	Other	Clear-	Other_Other	30	Ron Arbour	[Last non detection] Instrument= C14 35cm f/6 + SXVR-H9 camera Units= V
2005	2016-04-05 23:31:12	2457484.48	17.1		18.8	Other	Clear-	Other_Other	30	Ron Arbour	Instrument= C14 35cm f/6 + SXVF-H9 camera
2004	2016-03-12 23:16:48	2457460.47			18.8	Other	Clear-	Other_Other	30	Ron Arbour	[Last non detection] Instrument= C14 35cm f/6 + SXVF-H9 camera

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

36509

2019-06-01 20:14:13

Mi Zhang

Mi Zhang and Xing Gao et al.

XOSS

XOSS

12:35:52.300

+27:55:55.80

2019-06-01 18:48:53.000

16.7

Clear-

1

Other

NGC4559

XM13MZ

XOSS

Mi Zhang and Xing Gao, report the outburst of a LBV candidate (mag approximately 16.7) was discovered on severl 40-s survey images (limiting mag about 19.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Jun. 01.78395 UT using a unfiltered CCD ( + Celestron C14 Schmidt-Cassegrain telescope D=356-mm @f/6.9 ).

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2016blu_atrep_36509_XOSS.png		2019-06-01 20:38:30	Mi Zhang

32570

2019-04-09 10:16:02

ZTF_AMPEL_COMPLETE

J. Nordin,V. Brinnel,M. Giomi et al.

ZTF

ZTF

12:35:52.296

+27:55:55.54

2019-02-26 10:27:20.000

19.29

g-ZTF

PSN

ZTF17aaapufz

ZTF

N

32420

2019-04-09 09:54:17

ZTF_AMPEL_COMPLETE

J. Nordin,V. Brinnel,M. Giomi et al.

ZTF

ZTF

12:35:52.274

+27:55:55.73

2018-12-28 12:25:56.000

18.99

g-ZTF

PSN

ZTF17aaapufz

ZTF

N

32379

2019-04-09 09:07:34

ZTF_AMPEL_COMPLETE

J. Nordin,V. Brinnel,M. Giomi et al.

ZTF

ZTF

12:35:52.298

+27:55:55.54

2019-02-26 10:27:20.000

19.29

g-ZTF

PSN

ZTF17aaapufz

ZTF

N

31103

2019-03-20 15:42:05

ZTF_Bot1

C. Fremling (Caltech) on behalf of the Zwicky Transient Facility (ZTF) collaboration et al.

ZTF

ZTF

12:35:52.280

+27:55:55.43

2014-03-09 05:44:09.000

19.69

r-ZTF

PSN

ZTF17aaapufz

ZTF

N

30419

2019-03-03 08:09:29

Hanjie Tan

Hanjie Tan(NCU),Wenxiong Li(THU),Rongxin Wang(THU) et al.

TNTS

TNTS

12:35:52.310

+27:55:56.80

2019-03-01 17:51:23.000

18.27

Clear-

Other

NGC 4559C / IC3550

TNTS

The outburst of LBV candidate was discovered by the 0.6 m Schmidt telescope at Xinglong Observatory during the Tsinghua-NAOC Transient Survey (TNTS).

N

11515

2017-05-14 21:49:49

Ron Arbour

Ron Arbour et al.

12:35:52.290

+27:55:56.30

2017-05-14 21:21:36.000

17.2

Clear-

1

Other

NGC4559

AT Type= LBV Eruption

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2016blu_atrep_11515.jpg		2017-05-15 00:03:13	Ron Arbour

10880

2017-04-18 21:39:02

Ron Arbour

Ron Arbour et al.

12:35:52.310

+27:55:56.00

2017-04-18 21:07:12.000

16.5

Clear-

2

PSN

NGC 4559

Outburst of LBV in NGC 4559

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2016blu_atrep_10880.jpg		2017-04-18 22:15:57	Ron Arbour
tns_2016blu_atrep_10880_0.jpg		2017-04-19 00:40:37	Ron Arbour

3306

2016-07-22 10:56:32

Gaia_Bot1

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

GaiaAlerts

GaiaAlerts

12:35:52.300

+27:55:55.50

2016-02-09 00:02:52.000

17.72

G-Gaia

Other

Gaia16ada

GaiaAlerts

transient near/in NGC4559C spatially coincident with candidate LBV with previous outbursts.

N

1781

2016-04-06 13:47:00

Ron Arbour

Ron Arbour et al.

12:35:52.300

+27:55:55.80

2016-04-05 23:31:12.000

17.1

Clear-

Other

NGC 4559C / IC3550

AT Type = LBV Outburst

2016TNSTR.266....1A

N

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

7074

2020-07-13 16:41:59

ZTF_Bot1

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

ZTF

LBV

0.00261

1

ZTF

2020TNSCR2126....1D

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
7086	2019-03-04 07:52:22	P200 / DBSP	600	A. Dugas	A. Ho	ZTF	tns_2016blu_2019-03-04_07-52-22_P200_DBSP_ZTF.ascii	tns_2016blu_2019-03-04_07-52-22_P200_DBSP_ZTF.fits	Object

Comments

Object coordinates updated

Object coordinates updated according to AT-report 3306 of Group GaiaAlerts
Previous RA, DEC: 12:35:52.300, +27:55:55.80 (188.967917, +27.932167)
Updated RA, DEC: 12:35:52.300, +27:55:55.50 (188.967917, 27.932083)

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