AAVSO Home
The International
Variable Star Index
Search
Submit
Register
Log In
Account
About
Welcome, Guest. You are not logged in.
Log in
Revise
New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
M31N 2008-12a
AAVSO UID
000-BLS-494 (2492
observations
)
Constellation
Andromeda
Sequence
J2000.0
00 45 28.81 +41 54 09.9 (11.37004 +41.90275)
Search nearby
B1950.0
00 42 43.67 +41 37 46.1
Galactic coord.
121.745 -20.955
Other names
(Internal only)
M31N 2009-12b
M31N 2011-10e
M31N 2012-10a
M31N 2013-11f
M31N 2014-10c
PNV J00452885+4154094
PTF 09hsd
RX J0045.4+4154
TCP J00452884+4154095
ZTF18aceikre
(Not logged in)
Add name
Variability type
NR
Spectral type
--
Mag. range
17.5 - <22.3 V
Discoverer
--
Epoch
--
Outburst
2008
Period
--
Rise/eclipse dur.
--
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1
Otero, Sebastian Alberto
Yearly eruptions.
(Not logged in)
Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1
Henze, M.; et al., 2015, A remarkable recurrent nova in M 31: The predicted
2014 outburst in X-rays with Swift
2015A&A...580A..46H
2
Darnley, M. J.; et al., 2014, A remarkable recurrent nova in M 31: The
optical observations
2014A&A...563L...9D
3
ZTF observations (Lasair online data)
--
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location
-- Select --
AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
SIMBAD Clickable Map
SIMBAD Coordinate query
VizieR Search
Aladin Java Applet
CDS Portal
CDS Biblio
SDSS Navigate Tool
ASAS-SN Sky Patrol
NSVS
CRTS
ZTF
ZTF Lasair Online Data
ALeRCE ZTF Explorer
SuperWASP
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
Go
Select a
Location
for more details.
Images
Please review Digitized Sky Survey
Acknowledgment
and
Copyright
.
Image not downloaded. Click
Retrieve Image
to download and view.
Retrieve image
Supporting Documents
Click document name to open or save. Browser plug-in or other software may be required for viewing.
1
Finding chart
Otero, Sebastian Alberto
2015-10-14 02:51 UTC
(Not logged in)
Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4
Otero, Sebastian Alberto
2020-11-03 00:56 UTC
Maximum magnitude from AAVSO V data.
3
Otero, Sebastian Alberto
2020-11-03 00:55 UTC
Maximum magnitude derived from ZTF (Lasair) data.
2
Schmeer, Patrick
2019-08-28 12:50 UTC
Several designations added.
1
Otero, Sebastian Alberto
2015-10-14 02:55 UTC
Initial submission.
Guidelines
FAQ
Manual
Forum
Variability Types
Passbands
Copyright
Acknowledgments
Privacy
Contact
Help us
The International Variable Star Index
© 2005-2025 American Association of Variable Star Observers (AAVSO)
Version 1.1 [C]
172.30.4.178