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Name
BE UMa
AAVSO UID
Constellation
J2000.0
B1950.0
11 55 09.84 +49 13 01.3
Proper motion
RA: 13.8 +/- 2.6 mas/y Dec: -16.8 +/- 3.0 mas/y Source: UCAC4
Galactic coord.
144.811 +65.846
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
ASASSN-V J115744.98+485618.3
CSS_J115744.8+485619
Downes BE UMa
LINEAR 2639856
PG 1155+492
SVS 1424
UCAC4 695-052298
ZTF J115744.84+485618.1
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Variability type
EA/WD+R
Spectral type
DO+MVe
Mag. range
14.8 - 17.8 B
Discoverer
--
Epoch
Outburst
--
Period
2.2911665 d
Rise/eclipse dur.
2% (1.100 h)
Remarks
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1
GCVS Team
d = 0.006P. Outside eclipses var 14.8m <= B <= 16.0m (reflection effect). The depth of eclipses for lambda lambda 3330 - 3700 A is greater than 4.3m,that for lambda lambda 5265 - 6005 A is 1.5m.
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References
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1
ZTF Catalog of Periodic Variable Stars (online data)
2020arXiv200508662C
2
Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
2020arXiv200508662C
3
Gaia Collaboration; et al., 2018, Gaia Data Release 2. Summary of the
2018A&A...616A...1G
4
Bob Nelson's O-C files, 2016
--
5
Drake, A. J.; et al., 2014, The Catalina Surveys Periodic Variable Star
2014ApJS..213....9D
6
L. Palaversa, Z. Ivezic, L. Eyer et al., 2013, arXiv:1308.0357
2013arXiv1308.0357P
7
Light curve from CRTS/CSS (Drake et al. 2009, ApJ, 696, 870)
2009ApJ...696..870D
8
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version)
2005JAD....11....2D
9
R.A. Downes et al., 2001, PASP 113, 764
2001PASP..113..764D
10
C.BarbierI, R.Barbon, L.de Bastiani, G.Romano, P.Pesch, N.Sanduleak, AsAp
1985A&AS...61..163B
11
V.P.Goranskij, S.Yu.Shugarov, Manuscript, 1985.
--
External Links
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Location
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AAVSO Variable Star Plotter
AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
SIMBAD
SIMBAD Clickable Map
SIMBAD Coordinate query
VizieR Search
Aladin Java Applet
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GCVS
Downes
ASAS-SN Variable
ASAS-SN Sky Patrol
NSVS
CRTS
ZTF
SuperWASP
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
O-C Gateway (name)
O-C Gateway (coords)
Atlas of O-C Diagrams
Lichtenknecker Database
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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 = 13.96 H = 13.71 K = 13.63 J - K = 0.33
AllWISE
W1 = 13.58 W2 = 13.43 W1 - W2 = 0.15
APASS-DR9
B = 15.44 V = 15.37 g' = 15.34 r' = 15.31 i' = 15.03 B - V = 0.06
GALEX-DR5
FUV = 14.00 NUV = 14.60 FUV - NUV = -0.60
SDSS-DR12
u = 15.48 g = 15.77 r = 15.88 i = 15.86 z = 15.85 u - g = -0.29 r - i = 0.02
Images
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Supporting Documents
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Revision History
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