AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  LS Peg  
AAVSO UID
000-BCP-458 (55427 observations)  
Constellation
Pegasus Sequence
J2000.0
21 51 57.93 +14 06 53.3  (327.99138 +14.11481) Search nearby
B1950.0 21 49 33.05 +13 52 47.0
Proper motion
RA: 17.9 +/- 1.2 mas/yDec: -15.7 +/- 1.2 mas/ySource: UCAC4
Galactic coord. 70.719 -30.035
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J21515794+1406534 AAVSO 2147+13 AN 1935.181
ASAS J215158+1406.8 Downes LS Peg NSV 13903
StHA 193    
(Not logged in)  Add name
Variability type
NL/VY
Spectral type em
Mag. range
11.55 - 14.3 V
Discoverer --
Epoch
26 Jul 2005 (HJD 2453577.6) Ephemeris
Outburst --
Period 0.174774 d  (4.1946 h)
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 SW Sex star. ASAS-3 data show a deep fading to V= 14.3 around May 2, 2003. It might also be DQ:-tpye (intermediate polar) according to Ramsay et al. (2008MNRAS.387.1157R) and Hameury and Lasota (2002A&A...394..231H).
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870) 2009ApJ...696..870D
2 The defining characteristics of intermediate polars - the case of
three-candidate systems
2008MNRAS.387.1157R
3 R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) 2005JAD....11....2D
4 D.W. Hoard, The Big List of SW Sextantis Stars 2003AJ....126.2473H
5 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
6 VY Sculptoris stars as magnetic cataclysmic variables 2002A&A...394..231H
7 R.A. Downes et al., 2001, PASP 113, 764 2001PASP..113..764D
8 X-Ray and Optical Spectra of the Unusual Cataclysmic Variables LS Pegasi
and T Leonis
2001AJ....121.2761S
9 R.H.Kaitchuck, L.Pawlowski, BAAS 26, No.1, 794, 1994. 1994BAAS...26..794K
10 R.A.Downes, M.M.Shara, PASP 105, No.684, 127, 1993. 1993PASP..105..127D
11 Catalogue of Stellar Spectral Classifications (Skiff, 2009-2016) 1988AJ.....96..777D
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 = 11.68H = 11.59K = 11.49J - K = 0.18
AllWISE W1 = 11.43W2 = 11.34W3 = 11.20W1 - W2 = 0.10
APASS-DR9 B = 11.87V = 11.80g' = 11.82r' = 11.90i' = 12.28B - V = 0.07
GALEX-DR5 FUV = 13.25NUV = 12.79FUV - NUV = 0.46
SDSS-DR12 u = 12.01g = 11.68r = 11.85i = 11.94z = 13.21u - g = 0.33r - i = -0.08
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.
7 Otero, Sebastian Alberto 2018-06-11 00:47 UTC Primary record creation.
6 Admin, VSX 2017-12-15 13:55 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
5 Otero, Sebastian Alberto 2011-05-04 22:21 UTC Reference added.
4 Otero, Sebastian Alberto 2011-05-04 22:19 UTC Reference added.
3 Otero, Sebastian Alberto 2011-05-04 20:18 UTC Primary record creation. Type and range from ASAS-3 data. Orbital period from Downes (2001).
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.