RA/DEC (2000)
08:56:22.080 +42:22:08.40
134.092 +42.369
Type
SN II
Redshift
0.027421
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2023-02-12 18:45:57.024
TNS AT
Y
Public
Y
Host Name
WISEA J085622.09+422207.8
Host Redshift
0.02742
Discovery Mag
16.7
Filter
Clear-
Reporter/s
Hanjie Tan (AUUK), Guoyou Sun, Mi Zhang, Jingyuan Zhao, Jiangao Ruan, Quanzhi Ye, Xing Gao (Xingming Obs.)

Spectra

 SN_2023bqi - 2023-02-13 19:29:00 Other / Other (None)z=
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   Binning factor: (rounded to nearest integer >1)
Mouse hovers at WL: 0 (rest),0 (observed)

Light curves

 Gaia_Gaia-photometric_G
 ATLAS-HKO_ATLAS-02_orange
 ATLAS-HKO_ATLAS-02_cyan
 Other_Other_Clear
   
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
14489 2023-02-13 19:29:00 Other / Other 10800 Claudio Balcon Claudio Balcon None tns_2023bqi_2023-02-13_19-29-00_Other_Other.dat tns_2023bqi_2023-02-13_19-29-00_Other_Other.fit Object We 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
G-Gaia Gaia_Gaia-photometric 2022-12-15 12:46:05 - 2023-03-19 15:07:12 2459929.032 - 2460023.13 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
333820 2023-03-19 15:07:12 2460023.13 17.66 0.2 ABMag G-Gaia Gaia_Gaia-photometric 60 Robot
333819 2022-12-15 12:46:05 2459929.032 21.5 ABMag G-Gaia Gaia_Gaia-photometric Robot [Last non detection]
orange-ATLAS ATLAS-HKO_ATLAS-02 2023-01-23 10:57:34 - 2023-01-23 10:57:34 2459967.95664 - 2459967.95664 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
330633 2023-01-23 10:57:34 2459967.95664 19.45 ABMag orange-ATLAS ATLAS-HKO_ATLAS-02 30 Robot [Last non detection]
cyan-ATLAS ATLAS-HKO_ATLAS-02 2023-02-23 08:36:33 - 2023-02-23 08:36:33 2459998.85872 - 2459998.85872 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
330634 2023-02-23 08:36:33 2459998.85872 17.317 0.048 19.53 ABMag cyan-ATLAS ATLAS-HKO_ATLAS-02 30 Robot
Clear- Other_Other 2023-02-12 18:45:57 - 2023-02-12 18:45:57 2459988.28191 - 2459988.28191 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
329328 2023-02-12 18:45:57 2459988.28191 16.7 18.5 VegaMag Clear- Other_Other 60 Xing Gao
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
173249 2023-03-29 20:44:28 Gaia_Bot1 S.T. Hodgkin, E. Breedt, A. Delgado et al. GaiaAlerts GaiaAlerts 08:56:22.080 +42:22:08.40 2023-03-19 15:07:12.000 17.66 G-Gaia Other Gaia23ben GaiaAlerts Confirmed SN II N
171619 2023-02-24 23:39:16 ATLAS_Bot1 J. Tonry, L. Denneau, H. Weiland et al. ATLAS ATLAS 08:56:22.073 +42:22:08.49 2023-02-23 08:36:33.408 17.317 cyan-ATLAS PSN ATLAS23cpi ATLAS N
170835 2023-02-13 02:42:47 Mi Zhang Hanjie Tan (AUUK), Guoyou Sun, Mi Zhang et al. XOSS XOSS 08:56:22.150 +42:22:08.80 2023-02-12 18:45:57.024 16.7 Clear- PSN WISEA J085622.09+422207.8 XM120HT XOSS SN or AGN candidate classified by XOSS. Details can be found at http://xjltp.china-vo.org/xm120ht.html 2023TNSTR.350....1T N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
14415 2023-02-13 21:07:57 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN II 0.027421 1 The spectrum is a blue continuum and resembles those of a young type ll supernova at the redshift of the host galaxy, value from NED. 2023TNSCR.353....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
14489 2023-02-13 19:29:00 Other / Other 10800 Claudio Balcon Claudio Balcon None tns_2023bqi_2023-02-13_19-29-00_Other_Other.dat tns_2023bqi_2023-02-13_19-29-00_Other_Other.fit Object We 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

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 173249 of Group GaiaAlerts
Previous RA, DEC: 08:56:22.073, +42:22:08.49 (134.091970833, +42.3690241667)
Updated RA, DEC: 08:56:22.080, +42:22:08.40 (134.092, 42.369)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 171619 of Group ATLAS
Previous RA, DEC: 08:56:22.150, +42:22:08.80 (134.092292, +42.369111)
Updated RA, DEC: 08:56:22.073, +42:22:08.49 (134.091970833, 42.3690241667)

jesper
sollerman

Blue and featureless, no

Blue and featureless, no signs for Balmer lines. Agree most likely a young SN II, but not sure you can definetily classify as such without the Hydrogen lines?