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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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| Name |
EP Lyr |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
19 16 19.09 +27 45 31.5 |
| Proper motion |
| RA: -1.409 +/- 0.746 mas/y | Dec: -3.640 +/- 0.691 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
60.732 +6.945 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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2MASS J19181955+2751031 |
AAVSO 1914+27 |
ALS 10242 |
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AN 377.1931 |
ASAS J191820+2751.0 |
ASASSN-V J191819.68+275103.1 |
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BD+27 3334 |
CDS 1057 |
GSC 02132-03812 |
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IOMC 2132000054 |
IRAS 19163+2745 |
LS II +27 3 |
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NSVS 8348052 |
TYC 2132-3812-1 |
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(Not logged in) Add name
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| Variability type |
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RVA |
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| Spectral type |
A4Ib-G5Ibp |
| Mag. range |
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9.9 - 11.0 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
82.98 d |
| Rise/eclipse dur. |
-- |
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Remarks
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Some references may be clicked to view in new window. Roll over index number to view submission details.
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1 |
Otero, Sebastian Alberto
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The best period from 1995 to 2016 is 82.98 d. The older 1973 data fit the recent data with a period of 83.06 d. |
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2 |
GCVS Team |
Max I Ã?? = 0.20P; Min II 10.36m - 10.58m, Ã?? = 0.50P; Max II 10.01m - 10.10m, Ã?? = 0.70P. Secondary oscillations: P2 = 45.1d, P3 = 7067d [L.Mantegazza, IBVS N1500, 1978.]. |
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References
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Click reference title/citation to view in new window. Roll over index number to view submission details.
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1 |
Henden, A. A.; et al., 2012, Data Release 3 of the AAVSO All-Sky
Photometric Survey (APASS) |
2012JAVSO..40..430H |
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2 |
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info) |
2012arXiv1210.0821A |
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3 |
Wozniak, P. R.; et al., 2004, Northern Sky Variability Survey: Public Data
Release |
2004AJ....127.2436W |
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4 |
G.Pojmanski, Acta Astronomica 52, 397, 2002. |
2002AcA....52..397P |
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5 |
Zsoldos, E., 1995, Photometry of EP Lyrae and period changes in RV Tauri
stars. |
1995A&A...296..122Z |
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6 |
M.Beyer, Bamb Ver XII, N123, 1977. |
1977VeBam.123.....B |
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7 |
Dupuy, D. L., 1973, New observations of RV Tauri stars. |
1973ApJ...185..597D |
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8 |
A.A.Wachmann, Bergd Abh 6, N3, 1964. |
-- |
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External Links
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Location
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Catalog Data
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Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
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2MASS
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J = 8.53 | H = 8.15 | K = 8.03 | J - K = 0.50 |
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AllWISE
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W1 = 7.70 | W2 = 7.29 | W3 = 5.17 | W4 = 3.18 | W1 - W2 = 0.41 | W3 - W4 = 1.99 |
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APASS-DR9
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B = 10.78 | V = 10.31 | g' = 10.81 | r' = 10.20 | i' = 9.91 | B - V = 0.47 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Supporting Documents
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Revision History
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Currently approved revision is checked. Click revision number to view details of that revision.
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4 |
Otero, Sebastian Alberto
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2016-03-21 09:53 UTC |
Type corrected. |
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3 |
Otero, Sebastian Alberto
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2016-03-21 09:44 UTC |
Type from 1995A&A...296..122Z. Period, epoch and range from Dupuy's, Zsoldos', ASAS-3, INTEGRAL-OMC, APASS, NSVS and AAVSO V data. |
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2 |
Admin, VSX
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2010-01-05 04:43 UTC |
Position updated from the GCVS version of November 2009. |
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1 |
Admin, VSX
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2005-12-18 01:33 UTC |
Initial upload. |
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