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Latest Details
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Name
  RV CrB  
AAVSO UID
000-BDB-520 (1210 observations)  
Constellation
Corona Borealis Sequence
J2000.0
16 19 25.86 +29 42 47.7  (244.85775 +29.71325) Search nearby
B1950.0 16 17 26.76 +29 49 58.8
Proper motion
RA: -23.479 +/- 0.117 mas/yDec: -26.807 +/- 0.135 mas/ySource: Gaia DR1
Galactic coord. 49.014 +44.581
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J16192585+2942476 AAVSO 1615+29 AN 3.1912
ASASSN-V J161925.78+294247.3 ASASSN-V J161925.86+294247.6 GSC 02054-00005
HIP 79974 ROTSE1 J161925.87+294247.4 WISE J161925.8+294247
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Variability type
RRC
Spectral type A9
Mag. range
11.12 - 11.63 V
Discoverer Lidiya Ceraski (1912)
Epoch
15 Mar 2021 (HJD 2459289.445) Ephemeris
Outburst --
Period 0.33169 d  (7.961 h)
Rise/eclipse dur. 32%  (2.5 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team P var. Max = 2428285.608 + 0.3316217d*E (JD2428285 - 31610); Max = 2431705.349 + 0.3317313d*E (JD2431705 - 32954); Max = 2433030.572 + 0.331705d*E (JD2433030 - 36814) [P.Ahnert, MVS N514-517, 1960.]; Max = 2440001.453 + 0.331569d*E (1967 - 1971) [G.A.Lange, P.P.Gusev, Perem. Zvezdy Supplement 1, N5, 333, 1972.]; Max = 2441451.413 + 0.331619d*E (1972 - 1974) [B.N.Firmanyuk, G.A.Lange, V.P. Zessewitsch, Astron. Tsirk. N853, 1975.]. The Table gives current elements. On the period changes see also [V.P.Zessewitsch, Stars of RR Lirae Type (in russian), Kiev, 1966.]. Blazhko effect?
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0		 2017PASP..129j4502K
2 Paschke, A., 2014, OEJV #162 2014OEJV..162....1P
3 D.M. Bramich, K.A. Alsubai, A. Arellano Ferro et al., 2014, IBVS 6106 2014IBVS.6106....1B
4 C.Akerlof et al., AJ 119, 1901, 2000. 2000AJ....119.1901A
5 B.N.Firmanyuk, Astron. Tsirk. N979, 7, 1978. 1978ATsir.979....7F
6 A.A.Batyrev, Perem. Zvezdy 7, N5, 243, 1950. --
7 Dunér, N. C.; Hartwig, E.; Muller, G., 1913, Benennung von neu entdeckten
veränderlichen Sternen		 1913AN....195..241D
External Links
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Location    Go   
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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 = 10.68H = 10.55K = 10.49J - K = 0.19
AllWISE W1 = 10.47W2 = 10.48W3 = 10.42W1 - W2 = -0.01
APASS-DR9 B = 11.59V = 11.35g' = 11.43r' = 11.36i' = 11.35B - V = 0.24
GALEX-DR5 FUV = 18.13NUV = 14.64FUV - NUV = 3.49
SDSS-DR12 u = 14.01g = 12.16r = 11.73i = 11.69z = 12.56u - g = 1.84r - i = 0.04
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 16 19 25.86 +29 42 47.7 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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1 Phase plot Rast, Rina 2021-03-26 16:02 UTC Phase plot with ASAS-SN and independent observations.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
7 Fernig, Leo 2022-11-15 22:36 UTC Discoverer updated from 1913AN....195..241D page 253.
6 Rast, Rina 2021-03-05 18:46 UTC Type, period, epoch, rise duration and range from ASAS-SN and independent observations. Position from Gaia EDR3.
5 Otero, Sebastian Alberto 2016-03-23 23:31 UTC Update from [2014OEJV..162....1P].
4 Admin, VSX 2015-12-19 02:44 UTC Updated variability type to indicate Blazhko effect.
3 Admin, VSX 2014-07-31 02:00 UTC Update from [2014IBVS.6106....1B].
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.

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