RA/DEC (2000)
10:34:50.686 +00:40:33.09
158.711192605 +0.675857240588
Type
SN Ia
Redshift
0.032
Discovery ReportClassification Report
Related AstroNotes: 2022-1
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2021-12-31 11:45:36.000
TNS AT
Y
Public
Y
Host Name
CGCG 009-083
Host Redshift
0.032035
Discovery Mag
17.1
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team
NEDSIMBADDECaLSPanSTARRS-1SkyMapperVizieRWISEDSSADS

Spectra

 ▌SN_2021ahmz - 2022-01-02 04:58:25 ESO-NTT / EFOSC2-NTT (ePESSTO+)z=
 ▌SN_2021ahmz - 2022-01-02 00:25:00 Other / Other (None)z=
▌Show H at z=vexp= km/s
▌Show He at z=vexp= km/s
▌Show He II at z=vexp= km/s
▌Show C II at z=vexp= km/s
▌Show C III at z=vexp= km/s
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▌Show N II at z=vexp= km/s
▌Show N III at z=vexp= km/s
▌Show N IV at z=vexp= km/s
▌Show N V at z=vexp= km/s
▌Show O at z=vexp= km/s
▌Show [O I] at z=vexp= km/s
▌Show O II at z=vexp= km/s
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▌Show O V at z=vexp= km/s
▌Show O VI at z=vexp= km/s
▌Show Na at z=vexp= km/s
▌Show Mg at z=vexp= km/s
▌Show Mg II at z=vexp= km/s
▌Show Si II at z=vexp= km/s
▌Show S II at z=vexp= km/s
▌Show Ca II at z=vexp= km/s
▌Show [Ca II] at z=vexp= km/s
▌Show Fe II at z=vexp= km/s
▌Show Fe III at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Å at z=vexp= km/s
▌Show Tellurics 
▌Show Galaxy lines at z=
▌Show WR-WN at z=vexp= km/s
▌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_w
 ▌ASASSN-4_Leavitt_g
 ▌ATLAS-MLO_ATLAS-01_orange
   
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
11639 2022-01-02 04:58:25 ESO-NTT / EFOSC2-NTT 360 Bastian Ayala, Giulano Pignata Andrea Reguitti, Stefano Benetti ePESSTO+ tns_2021ahmz_2022-01-02_04-58-25_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2021ahmz_2022-01-02_04-58-25_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
11630 2022-01-02 00:25:00 Other / Other 9000 Claudio Balcon Claudio Balcon None tns_2021ahmz_2022-01-02_00-25-00_Other_Other.dat tns_2021ahmz_2022-01-02_00-25-00_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.
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
w-P1 PS2_GPC2 2022-01-08 12:50:24 - 2022-01-08 12:50:24 2459588.035 - 2459588.035 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
261046 2022-01-08 12:50:24 2459588.035 17.32 0.01 22 ABMag w-P1 PS2_GPC2 45 Robot
g-Sloan ASASSN-4_Leavitt 2021-12-15 09:36:00 - 2021-12-31 11:45:36 2459563.9 - 2459579.99 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
259659 2021-12-31 11:45:36 2459579.99 17.1 ABMag g-Sloan ASASSN-4_Leavitt
259658 2021-12-15 09:36:00 2459563.9 17.6 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
orange-ATLAS ATLAS-MLO_ATLAS-01 2021-12-12 14:41:17 - 2022-01-01 12:07:12 2459561.112 - 2459581.005 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
260320 2022-01-01 12:07:12 2459581.005 16.978 0.04 19.42 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 30 Robot
260319 2021-12-12 14:41:17 2459561.112 19.37 ABMag orange-ATLAS ATLAS-MLO_ATLAS-01 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
133680 2022-01-11 10:35:31 PS2_Bot1 K. C. Chambers,T. de Boer,J. Bulger et al. Pan-STARRS Pan-STARRS 10:34:50.686 +00:40:33.09 2022-01-08 12:50:24.000 17.32 w-P1 PSN PS22au Pan-STARRS N
133293 2022-01-02 12:12:26 ATLAS_Bot1 J. Tonry,L. Denneau,H. Weiland (IfA et al. ATLAS ATLAS 10:34:50.673 +00:40:33.13 2022-01-01 12:07:12.000 16.978 orange-ATLAS PSN ATLAS22aaz ATLAS N
132650 2021-12-31 19:08:09 Krzysztof Stanek K. Z. Stanek,for the ASAS-SN team et al. ASAS-SN ASAS-SN 10:34:50.609 +00:40:32.16 2021-12-31 11:45:36.000 17.1 g-Sloan PSN CGCG 009-083 ASASSN-21wl ASAS-SN Present in several epochs, might be a nuclear source 2021TNSTR4236....1S N
Classification Reports
ID Time received (UT) Sender Classifier/s Group Classification Redshift Spectra Related files Assoc. Groups End prop. period Remarks ADS Bibcode
11585 2022-01-02 15:50:38 ePESSTOplus_Bot1 Bastian Ayala, Giulano Pignata, Andrea Reguitti, Stefano Benetti, I. Irani on behalf of ePESSTO+ ePESSTO+ SN Ia 0.032 1 Add ePESSTO+ 2022TNSCR...9....1A
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
11639 2022-01-02 04:58:25 ESO-NTT / EFOSC2-NTT 360 Bastian Ayala, Giulano Pignata Andrea Reguitti, Stefano Benetti ePESSTO+ tns_2021ahmz_2022-01-02_04-58-25_ESO-NTT_EFOSC2-NTT_ePESSTO+.asci tns_2021ahmz_2022-01-02_04-58-25_ESO-NTT_EFOSC2-NTT_ePESSTO+.fits Object
11576 2022-01-02 02:04:40 Claudio Balcon Claudio Balcon (Belluno A.O. ISSP) None SN Ia 0.032035 1 GELATO (Harutyunyan et al., 2008, A&A, 488, 383) suggests that this low S/N spectrum resembles that of SN Type Ia near maximum at the redshift of the host galaxy (value from NED). 2022TNSCR..10....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
11630 2022-01-02 00:25:00 Other / Other 9000 Claudio Balcon Claudio Balcon None tns_2021ahmz_2022-01-02_00-25-00_Other_Other.dat tns_2021ahmz_2022-01-02_00-25-00_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

TNS
System

Tue, 01/11/2022 - 10:30

Object coordinates updated

Object coordinates updated according to AT-report 133680 of Group Pan-STARRS1
Previous RA, DEC: 10:34:50.673, +00:40:33.13 (158.71113875, +0.67587)
Updated RA, DEC: 10:34:50.686, +00:40:33.09 (158.711192605, 0.675857240588)

TNS
System

Sun, 01/02/2022 - 11:30

Object coordinates updated

Object coordinates updated according to AT-report 133293 of Group ATLAS
Previous RA, DEC: 10:34:50.609, +00:40:32.16 (158.71087, +0.6756)
Updated RA, DEC: 10:34:50.673, +00:40:33.13 (158.71113875, 0.67587)