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Latest Details
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| Name |
FF 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 56 01.23 +17 17 32.5 |
| Proper motion |
| RA: -0.103 +/- 0.028 mas/y | Dec: -9.329 +/- 0.035 mas/y | Source: Gaia DR1 |
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| Galactic coord. |
49.205 +6.363 |
Other names
(Internal only)
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AAVSO 1853+17 |
ADS 11884 A |
ASASSN-V J185814.62+172139.4 |
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BD+17 3799 |
GSC 01589-02551 |
HD 176155 |
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HIP 93124 |
HR 7165 |
SAO 104296 |
(Not logged in) Add name
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| Variability type |
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DCEPS |
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| Spectral type |
F5Ia-F8Ia |
| Mag. range |
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5.18 - 5.51 V |
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| Discoverer |
-- |
| Epoch |
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| Outburst |
-- |
| Period |
4.470848 d |
| Rise/eclipse dur. |
45% (48.29 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 |
Billiaert, Bruno
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Possible quadruple system. Spectroscopic A9/F3V companion. P= 1438.76 d. |
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2 |
Otero, Sebastian Alberto
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Not an overtone cepheid from its absolute magnitude (-3.05 +/-0.15).
Secondary is F1V.
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3 |
GCVS Team |
ADS 11884 A (B 10.37m, 7", 141deg). SB1 (P = 1435d). |
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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 |
-- |
astro-ph/0612465 |
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2 |
Breitfelder, J.; et al., 2016, Observational calibration of the projection
factor of Cepheids. II. Application to nine Cepheids with HST/FGS parallax
measurements |
2016arXiv160104727B |
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3 |
Berdnikov, L. N.; Turner, D. G.; Henden, A. A., 2014, FF Aql BV light
curves |
2014yCat..80910299B |
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4 |
Benedict, G. F.; et al., 2007, Hubble Space Telescope Fine Guidance Sensor
Parallaxes of Galactic Cepheid Variable Stars: Period-Luminosity Relations |
2007AJ....133.1810B |
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5 |
L.Szabados, Bud Mitt N70, 1977. |
1977CoKon..70....1S |
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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 = 4.03 | H = 3.74 | K = 3.52 | J - K = 0.51 |
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AllWISE
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W1 = 3.51 | W2 = 2.94 | W3 = 3.42 | W4 = 3.38 | W1 - W2 = 0.57 | W3 - W4 = 0.05 |
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Images
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Supporting Documents
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Revision History
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