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Latest Details
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| Name |
V4390 Sgr |
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| AAVSO UID |
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| Constellation |
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| J2000.0 |
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| B1950.0 |
18 18 55.62 -16 20 57.4 |
| Proper motion |
| RA: -0.641 +/- 0.067 mas/y | Dec: -2.162 +/- 0.051 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
15.077 -1.036 |
Other names
(Internal only)
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Please note that aliases shown in grey link to obsolete records.
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AAVSO 1816-16 |
ASAS J182149-1619.5 |
BD-16 4836 |
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HD 168701 |
HD 168702 |
HIP 90001 |
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NSV 10682 |
PPM 234430 |
SAO 161385 |
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TYC 6265-1796-1 |
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(Not logged in) Add name
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| Variability type |
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EB |
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| Spectral type |
K1III+B9V |
| Mag. range |
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7.64 - 7.76 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
1.38276 d |
| Rise/eclipse dur. |
-- |
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Remarks
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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 |
J.S. Nichols et al., 2010, ApJS 188, 473 (online data) |
2010ApJS..188..473N |
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2 |
Pojmanski, G., 2002, The All Sky Automated Survey |
2002AcA....52..397P |
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3 |
European Space Agency, 1997, The Hipparcos and Tycho Catalogues, ESA
SP-1200 |
1997yCat.1239....0E |
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4 |
Ginestet, N.; et al., 1997, Spectral classifications in the near infrared
of stars with composite spectra. II. Study of a sample of 180 stars |
1997A&AS..123..135G |
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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 = 5.26 | H = 4.40 | K = 4.23 | J - K = 1.03 |
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AllWISE
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W1 = 3.86 | W2 = 3.63 | W3 = 3.84 | W4 = 3.47 | W1 - W2 = 0.23 | W3 - W4 = 0.37 |
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APASS-DR9
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B = 8.91 | V = 7.71 | g' = 8.31 | r' = 7.24 | i' = 6.80 | B - V = 1.21 |
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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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There are currently no supporting documents on file for this star.
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Stellar Association Membership
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NGC 6618 |
Open Cluster |
2012A&A...548A..97Z |
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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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