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Four New Short-Period Eclipsing Binary Stars
Four new eclipsing binary stars are identified: HD 65498, HD 67894,BD+20 2890 and GSC 03472-00641. For all of them new spectral types andluminosity classes are presented in addition to ephemerides and periods.
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Observation and Astrometry data
| Constellation: | やまねこ座 |
| Right ascension: | 08h04m06.11s |
| Declination: | +42°25'15.3" |
| Apparent magnitude: | 9.203 |
| Proper motion RA: | -13.6 |
| Proper motion Dec: | -30.9 |
| B-T magnitude: | 9.757 |
| V-T magnitude: | 9.249 |
Catalogs and designations:
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