2020acei | Transient Name Server

RA/DEC (2000)

09:44:05.629 -18:11:31.53

146.023453677 -18.1920912918

Type

SN Ia

Redshift

0.082

Discovery Report Classification Report

Related AstroNotes: 2020-259

Reporting Group

ALeRCE

Discovering Data Source

ZTF

Discovery Date

2020-12-10 11:02:18.997

TNS AT

Public

Host Name

WISEA J094405.60-181129.6

Discovery Mag

19.5851

Filter

g-ZTF

Reporter/s

A. Munoz-Arancibia, F. Forster, F.E. Bauer, L. Hernandez-Garcia, G. Pignata, L. Galbany, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker

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
	8239	2020-12-16 06:50:12	VLT-UT1 / FORS2	600	service	S. Taubenberger	adH0cc	tns_2020acei_2020-12-16_06-50-12_VLT-UT1_FORS2_adH0cc.asci	tns_2020acei_2020-12-16_06-50-12_VLT-UT1_FORS2_adH0cc.fits	Object			Quick-reduction spectrum, telluric corrected
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 Quick-reduction spectrum, telluric corrected

Light Curves

Filter

Tel / Inst

Obs-date range

JD Range

Photometry

r-ZTF

P48_ZTF-Cam

2020-11-26 12:06:10 - 2020-12-10 12:28:55

2459180.0042824 - 2459194.020081

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
177900	2020-12-10 12:28:55	2459194.020081	19.7047	0.158887	20.1102	ABMag	r-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
179072	2020-12-10 12:28:55	2459194.020081	19.7	0.16	20.11	ABMag	r-ZTF	P48_ZTF-Cam	30
179070	2020-11-26 12:06:10	2459180.0042824			20.0797	ABMag	r-ZTF	P48_ZTF-Cam	30		[Last non detection]

g-ZTF

P48_ZTF-Cam

2020-12-04 12:05:23 - 2020-12-10 11:02:19

2459188.0037384 - 2459193.9599421

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
177899	2020-12-10 11:02:19	2459193.9599421	19.5851	0.154366	19.9062	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	Data provided by ZTF
179071	2020-12-10 11:02:19	2459193.9599421	19.59	0.15	19.91	ABMag	g-ZTF	P48_ZTF-Cam	30
177898	2020-12-04 12:05:23	2459188.0037384			18.5739	ABMag	g-ZTF	P48_ZTF-Cam	30	Robot	[Last non detection] Data provided by ZTF

orange-ATLAS

ATLAS-MLO_ATLAS-01

2020-12-16 13:00:29 - 2020-12-16 13:00:29

2459200.042 - 2459200.042

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
182867	2020-12-16 13:00:29	2459200.042			15.84	ABMag	orange-ATLAS	ATLAS-MLO_ATLAS-01	30	Robot	[Last non detection]

cyan-ATLAS

ATLAS-HKO_ATLAS-02

2020-12-22 12:02:53 - 2020-12-22 12:02:53

2459206.002 - 2459206.002

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
182868	2020-12-22 12:02:53	2459206.002	18.514	0.09	19.64	ABMag	cyan-ATLAS	ATLAS-HKO_ATLAS-02	30	Robot

w-P1

PS1_GPC1

2021-01-16 11:57:07 - 2021-01-16 11:57:07

2459230.998 - 2459230.998

Photometry

ID	Obs-date	JD	Mag. / Flux	Err	Lim. Mag./Flux	Units	Filter	Tel / Inst	Exp-time	Observer/s	Remarks
188128	2021-01-16 11:57:07	2459230.998	19.74	0.03	22	ABMag	w-P1	PS1_GPC1	45	Robot

AT Reports

ID	Time received (UT)	Sender	Reporter/s	Reporting group	Disc. Data Source	RA	DEC	Discovery date (UT)	Discovery Mag.	Filter	AT Type	Host name	Internal name	Assoc. Groups	Remarks	ADS Bibcode	Unreal
97381	2021-01-19 15:19:03	PS1_Bot1	K. C. Chambers,T. de Boer,J. Bulger et al.	Pan-STARRS	Pan-STARRS	09:44:05.629	-18:11:31.53	2021-01-16 11:57:07.200	19.74	w-P1	PSN		PS21kg	Pan-STARRS			N
95147	2020-12-31 01:09:07	ATLAS_Bot1	J. Tonry,L. Denneau,A. Heinze et al.	ATLAS	ATLAS	09:44:05.620	-18:11:31.75	2020-12-22 12:02:52.800	18.514	cyan-ATLAS	PSN		ATLAS20bjsk	ATLAS			N
92808	2020-12-15 10:55:43	ZTF_AMPEL_COMPLETE	J. Nordin,V. Brinnel,M. Giomi et al.	ZTF	ZTF	09:44:05.626	-18:11:31.80	2020-12-10 11:02:18.816	19.59	g-ZTF	PSN		ZTF20acwpfvq	ZTF	See arXiv:1904.05922 for selection criteria.		N
92295	2020-12-10 18:51:35	ALeRCE	A. Munoz-Arancibia,F. Forster,F.E. Bauer et al.	ALeRCE	ZTF	09:44:05.617	-18:11:31.77	2020-12-10 11:02:18.997	19.5851	g-ZTF	PSN	WISEA J094405.60-181129.6	ZTF20acwpfvq	ZTF	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/ZTF20acwpfvq	2020TNSTR3732....1M	N

Classification Reports

Time received (UT)

Sender

Classifier/s

Group

Classification

Redshift

Spectra

Related files

Assoc. Groups

End prop. period

Remarks

ADS Bibcode

8227

2020-12-16 21:23:21

Geza Csornyei

S. Taubenberger, G. Csoernyei, C. Vogl, A. Floers, M. G. Cudmani, A. Holas, W. Hillebrandt, S. H. Suyu (MPA Garching), B. Leibundgut, J. Spyromilio (ESO), S. J. Smartt, M. Dobson (QUB), R. Kotak (Turku), R. Bruch, A. Gal-Yam (Weizmann), C. Lemon (Lausanne)

adH0cc

SN Ia

0.082

adH0cc

The spectrum is similar to those of normal Type Ia supernovae. According to GELATO (Harutyunyan et al., 2008), the spectrum is most similar to that of SN 2003kf 4 to 6 days before maximum. The redshift was determined from faint O III and H alpha emission of the host galaxy.

2020TNSCR3810....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
8239	2020-12-16 06:50:12	VLT-UT1 / FORS2	600	service	S. Taubenberger	adH0cc	tns_2020acei_2020-12-16_06-50-12_VLT-UT1_FORS2_adH0cc.asci	tns_2020acei_2020-12-16_06-50-12_VLT-UT1_FORS2_adH0cc.fits	Object			Quick-reduction spectrum, telluric corrected

Comments

Object coordinates updated

Object coordinates updated according to AT-report 97381 of Group Pan-STARRS1
Previous RA, DEC: 09:44:05.626, -18:11:31.80 (146.0234432, -18.192166725)
Updated RA, DEC: 09:44:05.629, -18:11:31.53 (146.023453677, -18.1920912918)

Object coordinates updated

Object coordinates updated according to AT-report 92808 of Group ZTF
Previous RA, DEC: 09:44:05.617, -18:11:31.77 (146.0234044, -18.19215865)
Updated RA, DEC: 09:44:05.626, -18:11:31.80 (146.0234432, -18.192166725)

SN 2020acei

Spectra

Light curves

Comments

Object coordinates updated

Object coordinates updated