2022blm | Transient Name Server

RA/DEC (2000)

06:21:50.916 +00:22:01.49

95.46215105 +0.36708085

Type

SN Ia

Redshift

0.009117

Discovery Report Classification Report

Reporting Group

LOSS

Discovering Data Source

LOSS

Discovery Date

2022-02-05 07:13:31.000

TNS AT

Y

Public

Y

Host Name

UGC 3457

Host Redshift

0.00915

Discovery Mag

16

Filter

Clear-

Reporter/s

WeiKang Zheng, Alexei V. Filippenko (UCB)

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
	11885	2022-02-05 18:54:00	Other / Other	7200	Claudio Balcon	Claudio Balcon	None	tns_2022blm_2022-02-05_18-54-00_Other_Other.dat	tns_2022blm_2022-02-05_18-54-00_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

orange-ATLAS

ATLAS-CHL_ATLAS-04

2022-02-17 03:06:06 - 2022-02-17 03:06:06

2459627.62924 - 2459627.62924

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
266354	2022-02-17 03:06:06	2459627.62924	15.872	0.023	18.33	ABMag	orange-ATLAS	ATLAS-CHL_ATLAS-04	30	Robot

Clear-

KAIT_KAITCam

2022-01-30 00:00:00 - 2022-02-05 07:13:31

2459609.5 - 2459615.8010532

2

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
263892	2022-02-05 07:13:31	2459615.8010532	16	0.2	18	VegaMag	Clear-	KAIT_KAITCam	18		Also detected on Feb. 02 with mag 16.3.
263891	2022-01-30 00:00:00	2459609.5			18	VegaMag	Clear-	KAIT_KAITCam	18		[Last non detection]

r-ZTF

P48_ZTF-Cam

2022-02-12 04:59:01 - 2022-02-12 04:59:01

2459622.7076505 - 2459622.7076505

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
265027	2022-02-12 04:59:01	2459622.7076505	15.7718	0.0441983	19.1914	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF

g-ZTF

P48_ZTF-Cam

2022-02-12 05:05:38 - 2022-02-12 05:05:38

2459622.7122454 - 2459622.7122454

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
265028	2022-02-12 05:05:38	2459622.7122454	16.7279	0.0377133	19.2198	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF

orange-ATLAS

ATLAS-HKO_ATLAS-02

2022-02-10 07:31:30 - 2022-02-10 07:31:30

2459620.81354 - 2459620.81354

1

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
266353	2022-02-10 07:31:30	2459620.81354			19.16	ABMag	orange-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot	[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

137070

2022-02-17 09:44:15

ATLAS_Bot1

J. Tonry, L. Denneau, H. Weiland (IfA, University of Hawaii) et al.

ATLAS

ATLAS

06:21:50.918

+00:22:01.47

2022-02-17 03:06:06.336

15.872

orange-ATLAS

PSN

ATLAS22gay

ATLAS

N

136415

2022-02-12 21:02:49

ALeRCE

F. Forster, F.E. Bauer, G. Pignata et al.

ALeRCE

ZTF

06:21:50.916

+00:22:01.49

2022-02-12 04:59:01.003

15.7718

r-ZTF

PSN

UGC 03457

ZTF22aaahcwj

ALeRCE

SN candidate classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF22aaahcwj

N

135676

2022-02-05 11:47:22

Weikang Zheng

WeiKang Zheng, Alexei V. Filippenko (UCB)

LOSS

LOSS

06:21:50.856

+00:22:00.84

2022-02-05 07:13:31.000

16

Clear-

1

PSN

UGC 3457

KAIT-22A

LOSS

2022TNSTR.301....1Z

N

Related files

File	Comments	Last Modified (UT)	Modified By
tns_2022blm_atrep_135676_LOSS.jpg		2022-02-05 11:47:23	Weikang Zheng

Classification Reports

ID

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

11828

2022-02-05 20:56:24

Claudio Balcon

Claudio Balcon (Belluno A.O. ISSP)

None

SN Ia

0.009117

1

The low S/N spectrum is reddened and contaminated by the host. DASH (Muthukrishna et al., 2019, ApJ, 885, 85) suggests that this spectrum resembles that of SN Type la near pick at the redshift of the host galaxy.

2022TNSCR.304....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
11885	2022-02-05 18:54:00	Other / Other	7200	Claudio Balcon	Claudio Balcon	None	tns_2022blm_2022-02-05_18-54-00_Other_Other.dat	tns_2022blm_2022-02-05_18-54-00_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 136415 of Group ZTF
Previous RA, DEC: 06:21:50.856, +00:22:00.84 (95.4619, +0.3669)
Updated RA, DEC: 06:21:50.916, +00:22:01.49 (95.46215105, 0.36708085)

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