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Latest Details
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Log in to retrieve additional aliases from SIMBAD. |
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Name |
KO Aql |
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AAVSO UID |
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Constellation |
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J2000.0 |
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B1950.0 |
18 44 49.41 +10 42 30.1 |
Proper motion |
RA: 5.270 +/- 0.057 mas/y | Dec: -12.199 +/- 0.046 mas/y | Source: Gaia DR1 |
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Galactic coord. |
42.064 +5.820 |
Other names

(Internal only)
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AAVSO 1842+10B |
AN 302.1930 |
ASASSN-V J184710.69+104550.0 |
BD+10 3655 |
HD 173847 |
HIP 92177 |
IOMC 1030000025 |
SAO 104094 |
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Variability type |
EA/SD: |
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Spectral type |
A0V-A3V |
Mag. range |
8.33 - 9.43 V |
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Discoverer |
-- |
Epoch |
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Outburst |
-- |
Period |
2.8640668 d |
Rise/eclipse dur. |
12% (8.249 h) |
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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 |
d = 0.018P. Min II 8.40. P var. Min = 2427550.565 + 2.863859d*E (JD2426250 - 33000) [A.Ahnert, MVS N87, 1944.]; Min = 2433888.366 + 2.863954d*E (JD2433000 - 39000). current elements - see Table. |
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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 |
Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General Catalogue of Variable Stars: Version GCVS 5.1 (November 2019) |
2017ARep...61...80S |
2 |
Bob Nelson's O-C files, 2016 |
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3 |
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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T.E.Margrave, IBVS N1869, 1980. |
1980IBVS.1869....1M |
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A.E.Prikhod'ko, Odessa Izv. 2, Issue 2, 72, 1952. |
-- |
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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 = 7.80 | H = 7.58 | K = 7.47 | J - K = 0.34 |
AllWISE
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W1 = 7.44 | W2 = 7.46 | W3 = 7.40 | W4 = 7.34 | W1 - W2 = -0.02 | W3 - W4 = 0.06 |
APASS-DR9
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B = 8.46 | V = 8.30 | g' = 8.38 | r' = 8.40 | i' = 8.48 | B - V = 0.15 |
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Images
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Please review Digitized Sky Survey Acknowledgment and Copyright.
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Image not downloaded. Click Retrieve Image to download and view. |
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Supporting Documents
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There are currently no supporting documents on file for this star.
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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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3 |
Otero, Sebastian Alberto
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2020-05-23 03:22 UTC |
Period, epoch, eclipse duration and range from the GCVS (November 2019 version). |
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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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