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Submit a new article| Walraven photometry of nearby southern OB associations Homogeneous Walraven (VBLUW) photometry is presented for 5260 stars inthe regions of five nearby southern OB associations: Scorpio Centaurus(Sco OB2), Orion OB1, Canis Major OB1, Monoceros OB1, and Scutum OB2.Derived V and (B - V) in the Johnson system are included.
 
 
 |  | Photoelectric observations of lunar occultations. X Photoelectric occulation results for 461 events observed during 15months are reported. They include 77 reappearances, 4 determinations ofangular diameter, 38 analyses of double or multiple stars including twopreviously unknown bright stars, and 8 previously known bright double ormultiple stars.
 
 
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 Observation and Astrometry data
| Constellation: | Scorpius |  | Right ascension: | 16h11m32.77s |  | Declination: | -18°00'02.2" |  | Apparent magnitude: | 9.308 |  | Proper motion RA: | -51.8 |  | Proper motion Dec: | -42.2 |  | B-T magnitude: | 10.133 |  | V-T magnitude: | 9.377 |  Catalogs and designations:
 
 
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