RA/DEC (2000)
15:56:47.665 +25:21:21.04
239.198603339 +25.3558436102
Type
SN Ia
Redshift
0.069
Discovery ReportClassification Report
Reporting Group
ALeRCE
Discovering Data Source
ZTF
Discovery Date
2022-07-29 04:42:36.000
TNS AT
Y
Public
Y
Host Name
SDSS J155647.67+252119.3
Host Redshift
0.06900232
Discovery Mag
20.2742
Filter
g-ZTF
Reporter/s
A. Munoz-Arancibia, F.E. Bauer, F. Forster, G. Pignata, A. Mourao, L. Hernandez-Garcia, L. Galbany, R. Hoshino, E. Camacho, J. Silva-Farfan, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, A. Moya E. Reyes, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2022qaz - 2022-08-12 21:44:04 LT / SPRAT (ZTF)z=
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▌Show Mg at z=vexp= km/s
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▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
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▌Show Tellurics 
▌Show Galaxy lines at z=
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▌Show WR-WC/O at z=vexp= km/s
   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 ▌PS2_GPC2_r
 ▌P48_ZTF-Cam_r
 ▌P48_ZTF-Cam_g
 ▌ATLAS-MLO_ATLAS-01_orange
 ▌ATLAS-HKO_ATLAS-02_cyan
 ▌PS1_GPC1_w
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
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
13077 2022-08-12 21:44:04 LT / SPRAT 600 K-Ryan Hinds (LJMU), Daniel Perley (LJMU) ZTF tns_2022qaz_2022-08-12_21-44-04_LT_SPRAT_ZTF.spec Object
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-P1 PS2_GPC2 2022-07-31 06:19:38 - 2022-07-31 06:19:38 2459791.76363 - 2459791.76363 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
298088 2022-07-31 06:19:38 2459791.76363 19.73 0.22 20.6 ABMag r-P1 PS2_GPC2 27 Robot
r-ZTF P48_ZTF-Cam 2022-07-27 06:42:08 - 2022-07-27 06:42:08 2459787.7792593 - 2459787.7792593 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
295387 2022-07-27 06:42:08 2459787.7792593 20.5192 ABMag r-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF
g-ZTF P48_ZTF-Cam 2022-07-27 05:26:44 - 2022-07-29 04:42:36 2459787.7268981 - 2459789.69625 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
295388 2022-07-29 04:42:36 2459789.69625 20.2742 0.185199 20.6597 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF
297342 2022-07-29 04:42:36 2459789.69625 20.2742 0.185199 20.6597 ABMag g-ZTF P48_ZTF-Cam 30 Robot Data provided by ZTF, classified by Fink
297341 2022-07-27 05:26:44 2459787.7268981 20.6984 ABMag g-ZTF P48_ZTF-Cam 30 Robot [Last non detection] Data provided by ZTF, classified by Fink
orange-ATLAS ATLAS-MLO_ATLAS-01 2022-08-01 06:50:41 - 2022-08-01 06:50:41 2459792.7852 - 2459792.7852 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
296350 2022-08-01 06:50:41 2459792.7852 19.47 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2022-08-02 06:22:10 - 2022-08-02 06:22:10 2459793.76539 - 2459793.76539 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
296351 2022-08-02 06:22:10 2459793.76539 19.142 0.176 19.55 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
w-P1 PS1_GPC1 2022-08-25 05:58:35 - 2022-08-25 05:58:35 2459816.74902 - 2459816.74902 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
304717 2022-08-25 05:58:35 2459816.74902 19.44 0.04 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 Related files AT Type Host name Internal name Assoc. Groups End prop. period Remarks ADS Bibcode Unreal Auto classification
158341 2022-09-17 22:03:21 PS1_Bot1 K. C. Chambers, T. de Boer, J. Bulger et al. Pan-STARRS Pan-STARRS 15:56:47.665 +25:21:21.04 2022-08-25 05:58:35.328 19.44 w-P1 PSN PS22hbb Pan-STARRS N
154898 2022-08-15 12:11:04 YSE_Bot1 D. O. Jones (UC Santa Cruz), K. D. French (Carnegie, Illinois), A. Agnello et al. YSE Pan-STARRS 15:56:47.660 +25:21:20.98 2022-07-31 06:19:37.632 19.73 r-P1 PSN PS22hbb Pan-STARRS, YSE N
154488 2022-08-08 17:15:48 Fink Julien Peloton, Anais Moller, Emille E. O. Ishida on behalf of the Fink broker Fink ZTF 15:56:47.662 +25:21:20.97 2022-07-29 04:42:36.000 20.2742 g-ZTF PSN ZTF22aaxklbk Fink Early SN Ia candidate classified by Fink using the public ZTF stream. Object data at https://fink-portal.org/ZTF22aaxklbk N
154021 2022-08-03 08:49:33 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 15:56:47.667 +25:21:21.17 2022-08-02 06:22:09.696 19.142 cyan-ATLAS PSN ATLAS22ysd ATLAS N
153530 2022-07-29 21:29:31 ALeRCE A. Munoz-Arancibia, F.E. Bauer, F. Forster et al. ALeRCE ZTF 15:56:47.664 +25:21:21.08 2022-07-29 04:42:36.000 20.2742 g-ZTF PSN SDSS J155647.67+252119.3 ZTF22aaxklbk ALeRCE Early SN candidate (g-rise > 0.22+-0.09 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF22aaxklbk 2022TNSTR2135....1M N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
13005 2022-08-13 10:32:58 K-Ryan Hinds K-Ryan Hinds (LJMU), Daniel Perley (LJMU) ZTF SN Ia 0.069 1 ZTF Well-fit by SN Ia templates at a phase of ~10 days post-peak and NED redshift of 0.069. Classification performed with Superfit (Howell et al. 2005). 2022TNSCR2318....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
13077 2022-08-12 21:44:04 LT / SPRAT 600 K-Ryan Hinds (LJMU), Daniel Perley (LJMU) ZTF tns_2022qaz_2022-08-12_21-44-04_LT_SPRAT_ZTF.spec Object

Comments

TNS
System

Sat, 09/17/2022 - 21:30

Object coordinates updated

Object coordinates updated according to AT-report 158341 of Group Pan-STARRS
Previous RA, DEC: 15:56:47.660, +25:21:20.98 (239.19858339, +25.3558284854)
Updated RA, DEC: 15:56:47.665, +25:21:21.04 (239.198603339, 25.3558436102)

TNS
System

Mon, 08/15/2022 - 11:30

Object coordinates updated

Object coordinates updated according to AT-report 154898 of Group Pan-STARRS
Previous RA, DEC: 15:56:47.662, +25:21:20.97 (239.1985932875, +25.3558253625)
Updated RA, DEC: 15:56:47.660, +25:21:20.98 (239.19858339, 25.3558284854)

TNS
System

Mon, 08/08/2022 - 16:30

Object coordinates updated

Object coordinates updated according to AT-report 154488 of Group ZTF
Previous RA, DEC: 15:56:47.664, +25:21:21.08 (239.1985998, +25.3558552)
Updated RA, DEC: 15:56:47.662, +25:21:20.97 (239.1985932875, 25.3558253625)