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Up-to-Date Linear Elements of Eclipsing Binaries
About 1800 O-C diagrams of eclipsing binaries were analyzed and up-todate linear elements were computed. The regularly updated ephemerides(as a continuation of SAC) are available only in electronic form at theInternet address: http://www.as.ap.krakow.pl/ephem/.
| The 74th Special Name-list of Variable Stars
We present the Name-list introducing GCVS names for 3153 variable starsdiscovered by the Hipparcos mission.
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Observation and Astrometry data
| Constellation: | Tucana |
| Right ascension: | 00h48m43.18s |
| Declination: | -61°43'42.7" |
| Apparent magnitude: | 9.431 |
| Proper motion RA: | -0.9 |
| Proper motion Dec: | -3 |
| B-T magnitude: | 9.708 |
| V-T magnitude: | 9.454 |
Catalogs and designations:
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