RA/DEC (2000)
00:40:19.748 +40:49:35.98
10.0822817 +40.8266614
Type
Nova
Redshift
-0.001
Reporting Group
ASAS-SN
Discovering Data Source
ASAS-SN
Discovery Date
2020-11-20 09:36:00.000
TNS AT
Y
Public
Y
Host Name
M31
Discovery Mag
16.6
Filter
g-Sloan
Reporter/s
K. Z. Stanek, for the ASAS-SN team

Spectra

 AT_2020aapw - 2020-11-20 19:18:00 Other / Other (None)z=
 AT_2020aapw - 2020-11-20 18:14:24 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
Show C IV at z=vexp= km/s
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
Show [O II] at z=vexp= km/s
Show [O III] at z=vexp= km/s
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

 GOTO-N_GOTO-1_R
 GOTO-N_GOTO-1_L
 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 ASASSN-4_Leavitt_g
 ASASSN-2_Cassius_g
 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
8051 2020-11-20 19:18:00 Other / Other 3600 Claudio Balcon (Belluno) Claudio Balcon None tns_2020aapw_2020-11-20_19-18-00_Other_Other.dat tns_2020aapw_2020-11-20_19-18-00_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.
8052 2020-11-20 18:14:24 Other / Other 900 Taguchi, Kojiguchi, Isogai Taguchi None tns_2020aapw_2020-11-20.76_Other_Other.dat tns_2020aapw_2020-11-20.76_Other_Other.fits Object By KOOLS-IFU on 3.8-m Seimei telescope, Kyoto-U, Okayama, Japan. The fits file doesn't have aliases nearby 5270A removed. For detail, see http://www.astronomerstelegram.org/?read=14204
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
R-GOTO GOTO-N_GOTO-1 2020-11-19 19:56:19 - 2020-11-19 19:56:19 2459173.330781 - 2459173.330781 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
173685 2020-11-19 19:56:19 2459173.330781 18.4 0.15 ABMag R-GOTO GOTO-N_GOTO-1 360
L-GOTO GOTO-N_GOTO-1 2020-11-19 01:50:52 - 2020-11-19 01:50:52 2459172.576994 - 2459172.576994 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
173684 2020-11-19 01:50:52 2459172.576994 20.2 ABMag L-GOTO GOTO-N_GOTO-1 360 [Last non detection]
r-ZTF P48_ZTF-Cam 2020-11-21 02:47:08 - 2020-11-21 02:47:08 2459174.61606 - 2459174.61606 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
174178 2020-11-21 02:47:08 2459174.61606 20.1935 ABMag r-ZTF P48_ZTF-Cam 30 None [Last non detection]
g-ZTF P48_ZTF-Cam 2020-11-21 06:30:09 - 2020-11-21 06:30:09 2459174.77094 - 2459174.77094 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
174179 2020-11-21 06:30:09 2459174.77094 17.6788 19.4515 ABMag g-ZTF P48_ZTF-Cam 30 None
g-Sloan ASASSN-4_Leavitt 2020-11-19 00:57:36 - 2020-11-19 00:57:36 2459172.54 - 2459172.54 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
173618 2020-11-19 00:57:36 2459172.54 18.2 ABMag g-Sloan ASASSN-4_Leavitt [Last non detection]
g-Sloan ASASSN-2_Cassius 2020-11-20 09:36:00 - 2020-11-20 09:36:00 2459173.9 - 2459173.9 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
173619 2020-11-20 09:36:00 2459173.9 16.6 ABMag g-Sloan ASASSN-2_Cassius
Clear- Other_Other 2020-11-19 14:28:09 - 2020-11-20 13:03:11 2459173.1028819 - 2459174.0438773 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
173637 2020-11-20 13:03:11 2459174.0438773 16.7 19 VegaMag Clear- Other_Other 120 Mi Zhang and Xing Gao Seeing: http://xjltp.china-vo.org/xm45mz.html
173636 2020-11-19 14:28:09 2459173.1028819 18 VegaMag Clear- Other_Other 120 Mi Zhang and Xing Gao [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 Bibcode Unreal Auto classification
90607 2020-11-23 20:00:21 ZTF_CLU_PUBLIC K. De (Caltech) on behalf of ZTF et al. ZTF ZTF 00:40:19.748 +40:49:35.98 2020-11-21 06:30:09.216 17.6788 g-ZTF PSN ZTF20acstbfh ZTF N
90395 2020-11-20 17:12:33 GOTO_bot K. Ulaczyk,K. Wiersema,D.Steeghs et al. GOTO GOTO 00:40:19.743 +40:49:35.28 2020-11-19 19:56:19.392 18.4 R-GOTO Other GOTO20bau GOTO N
90370 2020-11-20 14:34:09 Mi Zhang Mi Zhang and Xing Gao et al. XOSS XOSS 00:40:19.740 +40:49:36.00 2020-11-20 13:03:11.000 16.7 Clear- PNV M31 XM45MZ XOSS Seeing: http://xjltp.china-vo.org/xm45mz.html N
90361 2020-11-20 14:08:48 Krzysztof Stanek K. Z. Stanek,for the ASAS-SN team et al. ASAS-SN ASAS-SN 00:40:19.697 +40:49:36.98 2020-11-20 09:36:00.000 16.6 g-Sloan PNV M31 ASASSN-20om ASAS-SN Possible Nova in M31, in two epochs, on the rise 2020TNSTR3508....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
8040 2020-11-21 02:46:27 Kenta Taguchi Kenta Tagchi (Kyoto Univ), Naoto Kojiguchi (Kyoto), Keisuke Isogai (Kyoto) None Nova -0.001 1 For detail, see http://www.astronomerstelegram.org/?read=14204 2020TNSCR3525....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
8052 2020-11-20 18:14:24 Other / Other 900 Taguchi, Kojiguchi, Isogai Taguchi None tns_2020aapw_2020-11-20.76_Other_Other.dat tns_2020aapw_2020-11-20.76_Other_Other.fits Object By KOOLS-IFU on 3.8-m Seimei telescope, Kyoto-U, Okayama, Japan. The fits file doesn't have aliases nearby 5270A removed. For detail, see http://www.astronomerstelegram.org/?read=14204
8039 2020-11-20 21:28:15 Claudio Balcon Claudio Balcon None Nova 1 The spectrum is similar to a Fell Nova but a spectrum in a later phase is necessary to confirm the subtype 2020TNSCR3515....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
8051 2020-11-20 19:18:00 Other / Other 3600 Claudio Balcon (Belluno) Claudio Balcon None tns_2020aapw_2020-11-20_19-18-00_Other_Other.dat tns_2020aapw_2020-11-20_19-18-00_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

Object coordinates updated

Object coordinates updated according to AT-report 90607 of Group ZTF
Previous RA, DEC: 00:40:19.743, +40:49:35.28 (10.082263, +40.826466)
Updated RA, DEC: 00:40:19.748, +40:49:35.98 (10.0822817, 40.8266614)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 90395 of Group GOTO
Previous RA, DEC: 00:40:19.697, +40:49:36.98 (10.08207, +40.82694)
Updated RA, DEC: 00:40:19.743, +40:49:35.28 (10.082263, 40.826466)