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Name
  UY Boo  
AAVSO UID
000-BBV-096 (12673 observations)  
Constellation
Bo÷tes Sequence
J2000.0
13 58 46.34 +12 57 06.5  (209.69308 +12.95181) Search nearby
B1950.0 13 56 20.22 +13 11 42.1
Proper motion
RA: 2.315 +/- 0.128 mas/yDec: -46.719 +/- 0.091 mas/ySource: Gaia DR1
Galactic coord. 354.261 +68.809
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
1SWASP J135846.33+125706.4 AAVSO 1353+13 AN 27.1935
ASAS J135846+1257.1 HIP 68292 SAO 100803
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Variability type
RRAB/BL
Spectral type A8-F0
Mag. range
10.486 - 11.276 V
Discoverer --
Epoch
02 Jun 1973 (HJD 2441835.694) Ephemeris
Outburst --
Period 0.650902 d  (15.6216 h)
Rise/eclipse dur. 14%
Remarks
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1 2014A&A...562A..90S Blazhko period = 171.8(2) d.
2 2014IBVS.6106....1B Blazhko effect.
3 GCVS Team Delta(S) = 12.6. P, Delta(m) var. Before JD2425500 Max = 2411459.819 + 0.6508552d*E; Max = 2425688.836 + 0.6507849d*E (JD2425500 - 28670) [R.Prager, HB N911, 1939.]; Max = 2432306.759 + 0.650799d*E (JD2428670 - 32300) [P.N.Kholopov, Supplement I to GCVS 1958.]. Since JD2435900 - see Table.
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References
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1 Greer, P. A.; Payne, S. G.; Norton, A. J.; et al., 2017, The SuperWASP
catalogue of 4963 RR Lyr stars: identification of 983 Blazhko effect
candidates
2017A&A...607A..11G
2 D.M. Bramich, K.A. Alsubai, A. Arellano Ferro et al., 2014, IBVS 6106 2014IBVS.6106....1B
3 M. Skarka, 2014, A&A, 562A, 90 2014A&A...562A..90S
4 D.M. Szczygiel, G. Pojmanski, B. Pilecki, 2009, arXiv:0906.2199v1
[astro-ph.SR]
2009arXiv0906.2199S
5 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
6 C.Hoffmeister, AN 255, 401-412, 1935. 1935AN....255..401H
7 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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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 = 10.04H = 9.86K = 9.83J - K = 0.21
AllWISE W1 = 9.70W2 = 9.70W3 = 9.65W1 - W2 = -0.00
APASS-DR9 B = 11.22V = 10.84g' = 11.02r' = 10.78i' = 10.84B - V = 0.38
GALEX-DR5 FUV = 16.83NUV = 13.68FUV - NUV = 3.15
SDSS-DR12 u = 14.16g = 11.72r = 11.22i = 11.12z = 13.12u - g = 2.43r - i = 0.10
Images
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Supporting Documents
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Revision History
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5 Admin, VSX 2016-09-07 19:34 UTC Update from [2014A&A...562A..90S].
4 Admin, VSX 2015-12-18 21:45 UTC Updated variability type to indicate Blazhko effect.
3 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
2 Admin, VSX 2009-06-18 21:56 UTC Update from [2009arXiv0906.2199S].
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.