AAVSO Home



Current Time: 01 Apr 2025 00:29:37 UTC
Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  NSV 256  
AAVSO UID
--  
Constellation
Cassiopeia Sequence
J2000.0
00 41 24.62 +61 33 23.2  (10.35257 +61.55645) Search nearby
B1950.0 00 38 29.58 +61 16 56.2
Proper motion
RA: 5.1 +/- 6.4 mas/yDec: -1.3 +/- 5.8 mas/ySource: UCAC4
Galactic coord. 121.738 -1.292
Other names

(Internal only)
2MASS J00412461+6133231 ASASSN-V J004124.49+613323.0 IRAS 00385+6117
NPM2 +61.0169 NSVS 1633939 NSVS 1664876
Poulakos 32 UCAC4 758-007358 ZTF J004124.63+613323.2
[I81] M 447    
(Not logged in)  Add name
Variability type
SR
Spectral type M4
Mag. range
14.7 - 16.0 V
Discoverer --
Epoch
17 Jun 2018 (HJD 2458287.0227) Ephemeris
Outburst --
Period 114.8933732 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 2020arXiv200508662C Epoch of minimum given. g-band period= 113.9417674 d.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 ZTF Catalog of Periodic Variable Stars (online data) 2020arXiv200508662C
2 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020arXiv200508662C
3 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
4 Hanson R.B., Klemola A.R., Jones B.F., Monet D.G., 2004, AJ 128, 1430 2004AJ....128.1430H
5 C.Poulakos, Mem SAIt 42, 421, 1971. 1971MmSAI..42..421P
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 7.32H = 6.07K = 5.53J - K = 1.79
AllWISE W1 = 5.27W2 = 5.31W3 = 4.80W4 = 4.37W1 - W2 = -0.04W3 - W4 = 0.43
APASS-DR9 g' = 16.42r' = 13.85i' = 10.90
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5 Otero, Sebastian Alberto 2021-10-26 08:17 UTC Update from 2020arXiv200508662C. Gaia EDR3 position.
4 Otero, Sebastian Alberto 2018-03-22 09:25 UTC Maximum magnitude from 1971MmSAI..42..421P. Minimum magnitude from ASAS-SN data. UCAC4 position.
3 Admin, VSX 2010-01-18 23:18 UTC Update from NSV version of July 2009.
2 Admin, VSX 2007-03-23 20:05 UTC Position from the Lick NPM2 catalog [2004AJ....128.1430H].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.