RA/DEC (2000)
00:42:52.340 +41:16:13.13
10.71808174 +41.2703128
Type
---
Redshift
Reporting Group
XOSS
Discovering Data Source
XOSS
Discovery Date
2020-01-28 13:04:09.000
TNS AT
Y
Public
Y
Host Name
M31
Discovery Mag
17
Filter
Clear-
Reporter/s
Mi Zhang and Xing Gao

Light curves

 P48_ZTF-Cam_r
 P48_ZTF-Cam_g
 Other_Other_Clear
 Other_Other_Other
   
Pointer position (MJD, Mag, Abs.Mag): (0.00, 0.00, 0.00)
No Data
Light Curves
Filter Tel / Inst Obs-date range JD Range Photometry
r-ZTF P48_ZTF-Cam 2020-01-29 02:57:52 - 2020-01-29 02:57:52 2458877.6235185 - 2458877.6235185 2
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
117386 2020-01-29 02:57:52 2458877.6235185 17.63 0.05 20.16 ABMag r-ZTF P48_ZTF-Cam 30
118435 2020-01-29 02:57:52 2458877.6235185 17.63 0.05 20.16 ABMag r-ZTF P48_ZTF-Cam 30
g-ZTF P48_ZTF-Cam 2020-01-26 03:50:49 - 2020-01-29 04:18:54 2458874.6602894 - 2458877.6798032 4
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
117387 2020-01-29 04:18:54 2458877.6798032 17.74 0.06 19.99 ABMag g-ZTF P48_ZTF-Cam 30
118436 2020-01-29 04:18:54 2458877.6798032 17.74 0.06 19.99 ABMag g-ZTF P48_ZTF-Cam 30
117385 2020-01-26 03:50:49 2458874.6602894 19.7499 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
118434 2020-01-26 03:50:49 2458874.6602894 19.7499 ABMag g-ZTF P48_ZTF-Cam 30 [Last non detection]
Clear- Other_Other 2020-01-27 16:13:16 - 2022-09-07 19:53:14 2458876.1758796 - 2459830.32863 3
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
303462 2022-09-07 19:53:14 2459830.32863 19.5 VegaMag Clear- Other_Other 300 Xing Gao [Last non detection] Nothing is visible at this position on archival images taken by Xing Gao in Xingming Observatory #2 (N89) around Sep. 07.82863 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
117118 2020-01-28 13:04:09 2458877.0445486 17 20 VegaMag Clear- Other_Other 300 Mi Zhang and Xing Gao Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 17.0) on several 300-s survey images (limiting mag about 20.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Jan. 28.54455 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=00h42m52.32s +41d16'12".8 (equinox 2000.0). Which is about 90.2" east and 4.3" north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Jan. 27.67588 UT(limiting mag 19.0). It was suspected the recurrent nova RN M31N 1926-07c. NET UCAC-4 XM24MZ C2020 01 28.54455 00 42 52.32 +41 16 12.8 17.0R C42 All images can be seen from: http://xjltp.china-vo.org/XM24MZ.html C42,Xingming Observatory - NEXT, Mt. Nanshan. Observers M.Zhang,X.Gao,Measurers M.Zhang, 0.6-m f/8 Ritchey-Chretien telescope and CCD.
117117 2020-01-27 16:13:16 2458876.1758796 19 VegaMag Clear- Other_Other 300 Mi Zhang and Xing Gao [Last non detection] using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ).
Other- Other_Other 2022-09-08 04:55:56 - 2022-09-08 04:55:56 2459830.7055093 - 2459830.7055093 1
Photometry
ID Obs-date JD Mag. / Flux Err Lim. Mag./Flux Units Filter Tel / Inst Exp-time Observer/s Remarks
303463 2022-09-08 04:55:56 2459830.7055093 17.3 19.5 VegaMag Other- Other_Other 360 Jingyuan Zhao Image obtained by 0.61-m f/6.5 corrected Dall-Kirkham robotic telescope (Lane, 2018, RTSRE, 1, 119) of Burke-Gaffney Observatory (BGO) in Saint Mary's University (Halifax, Nova Scotia, Canada), exposure 360s with Astrodon Luminance filter.
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
157542 2022-09-08 12:25:14 Jingyuan Zhao Jingyuan Zhao ROTS 00:42:52.340 +41:16:13.00 2022-09-08 04:55:56.000 17.3 Other- PNV M31 Jingyuan N5 Jingyuan Zhao, report the discovery of M31N 1926-07c possible recurrent outburst in 2022. Image obtained by 0.61-m f/6.5 corrected Dall-Kirkham robotic telescope (Lane, 2018, RTSRE, 1, 119) of Burke-Gaffney Observatory (BGO) in Saint Mary's University (Halifax, Nova Scotia, Canada), exposure 360s with Astrodon Luminance filter. N
Related files
File Comments Last Modified (UT) Modified By
tns_2020ber_atrep_157542.jpg Discovery image 2022-09-08 12:31:59 Jingyuan Zhao
60945 2020-02-03 03:30:19 ZTF_AMPEL_COMPLETE J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 00:42:52.340 +41:16:13.13 2020-01-29 02:57:52.000 17.63 r-ZTF PSN ZTF20aakdppm ZTF See arXiv:1904.05922 for selection criteria. N
60465 2020-01-29 04:45:37 ZTF_AMPEL_NEW J. Nordin, V. Brinnel, M. Giomi et al. ZTF ZTF 00:42:52.344 +41:16:13.06 2020-01-29 02:57:52.000 17.63 r-ZTF PSN ZTF20aakdppm ZTF See arXiv:1904.05922 for selection criteria. N
60328 2020-01-28 13:35:50 Mi Zhang Mi Zhang and Xing Gao XOSS XOSS 00:42:52.320 +41:16:12.80 2020-01-28 13:04:09.000 17 Clear- PSN M31 XM24MZ XOSS Mi Zhang and Xing Gao, report the discovery of a possible nova (mag approximately 17.0) on several 300-s survey images (limiting mag about 20.0) taken by Xing Gao in Xingming Observatory Sky Survey(C42) around Jan. 28.54455 UT using a unfiltered CCD ( + 0.6-m f/8 Ritchey-Chretien telescope ). The transient approximately located at R.A.=00h42m52.32s +41d16'12".8 (equinox 2000.0). Which is about 90.2" east and 4.3" north of the center of the NGC224(M31). Nothing is visible at this position on archival images taken on Jan. 27.67588 UT(limiting mag 19.0). It was suspected the recurrent nova RN M31N 1926-07c. NET UCAC-4 XM24MZ C2020 01 28.54455 00 42 52.32 +41 16 12.8 17.0R C42 All images can be seen from: http://xjltp.china-vo.org/XM24MZ.html C42,Xingming Observatory - NEXT, Mt. Nanshan. Observers M.Zhang,X.Gao,Measurers M.Zhang, 0.6-m f/8 Ritchey-Chretien telescope and CCD. 2020TNSTR.298....1G N
Related files
File Comments Last Modified (UT) Modified By
tns_2020ber_atrep_60328.png Discovery Image 2020-01-28 14:01:17 Mi Zhang
No Data

Comments

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 60945 of Group ZTF
Previous RA, DEC: 00:42:52.344, +41:16:13.06 (10.7181015, +41.270295)
Updated RA, DEC: 00:42:52.340, +41:16:13.13 (10.71808174, 41.2703128)

TNS
System

Object coordinates updated

Object coordinates updated according to AT-report 60465 of Group ZTF
Previous RA, DEC: 00:42:52.320, +41:16:12.80 (10.718, +41.270222)
Updated RA, DEC: 00:42:52.344, +41:16:13.06 (10.7181015, 41.270295)