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The Absolute Dimensions of the Overcontact Binary FI Bootis
UBVRCIC photometry of the W UMa eclipsing binaryFI Bootis has been obtained and analyzed simultaneously with previouslypublished photometry and radial velocities. The analysis of the lightand radial velocity curves shows that the system is an A-type W UMasystem consisting of stars with masses 0.82 and 0.31 Msolar.
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Observation and Astrometry data
| Constellation: | Bootes |
| Right ascension: | 15h24m50.08s |
| Declination: | +51°12'36.9" |
| Apparent magnitude: | 8.873 |
| Distance: | 98.814 parsecs |
| Proper motion RA: | -10.7 |
| Proper motion Dec: | 1.6 |
| B-T magnitude: | 9.477 |
| V-T magnitude: | 8.923 |
Catalogs and designations:
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