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Latest Details
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| Name |
HR Del |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
20 40 04.25 +18 58 51.5 |
| Proper motion |
| RA: -2.086 +/- 0.165 mas/y | Dec: -9.219 +/- 0.142 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
63.430 -13.972 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 2037+18 |
Downes HR Del |
HIP 102190 |
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| Variability type |
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NB |
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| Spectral type |
pec(NOVA) |
| Mag. range |
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3.6 - 12.1 V |
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| Discoverer |
G. E. D. Alcock |
| Epoch |
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| Outburst |
1967 |
| Period |
0.214165 d (5.1400 h) |
| 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 |
GCVS Team |
Porb = 0.170920d. The brightness began to increase on JD ~2439653. Waves with maxima on JD2439752 (4.55m), 2439799 (4.64m), followed by a sharp main Max, flat max on JD2439981 (4.09m) and final decline. Radio source. |
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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 |
R.J. Strope, B.E. Schaefer, A.A. Henden, 2010, arXiv:1004.3698v1
[astro-ph.SR] |
2010arXiv1004.3698S |
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2 |
R.A. Downes et al., 2001, PASP 113, 764 (2006 archival version) |
2005JAD....11....2D |
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3 |
R.A. Downes et al., 2001, PASP 113, 764 |
2001PASP..113..764D |
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4 |
Catalogue of Stellar Spectral Classifications (Skiff, 2005) |
1967IAUC.2030....3S |
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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 = 12.32 | H = 12.28 | K = 12.22 | J - K = 0.10 |
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AllWISE
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W1 = 11.85 | W2 = 11.68 | W3 = 10.30 | W4 = 5.99 | W1 - W2 = 0.17 | W3 - W4 = 4.32 |
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APASS-DR9
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B = 12.38 | V = 12.40 | g' = 12.29 | r' = 12.44 | i' = 12.89 | B - V = -0.02 |
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GALEX-DR5
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FUV = 12.92 | NUV = 12.72 | FUV - NUV = 0.20 |
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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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Campaigns/Programs
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Legacy CVs
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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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