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(117,985 - 118,008 of 118,681)

Pages

A new faint long-period variable star
Photographic magnitudes of stars brighter than 7<SUB>m</SUB>.75 between +75° and +80° declination (Errata: 11 270)
Note on a new Cepheid in Vela
Two new variables in the constellation Vela
Improved elements of 5 eclipsing binaries with orbital eccentricity
Photographic observations of comets in 1947 and 1948 (Errata: 12 272)
Photovisual and photographic observations of DY Pegasi
Estimates and elements of the eclipsing variable ZZ Scuti
The concentration of the motions of A- and F-type stars around the velocity of the Ursa Major cluster
Observations of comets on plates taken by Dr. H. van Gent (Errata: 12 272)
Star streaming among faint low-latitude stars investigated according to the dispersion method
Scattering in a Planetary Atmosphere.
Photographic observations of an interesting variable star (prepared for publication by P. Th. Oosterhoff)
On the origin of comets
Heat conductivity and nature of the lunar surface material
Provisional elements and light-curves of the variables 133 and 159 in ω Centauri (discussed and prepared for publication by P. Th. Oosterhoff)
Light-curves and elements of five variable stars in the region around α Centauri (prepared for publication and partly discussed by P. Th. Oosterhoff)
Approximate positions of known and new minor planets on Johannesburg plates taken in 1941, 1943 and 1944 (Errata: 10 XII, 14 214)
The definitive orbit of comet Beyer, 1930b = 1930 IV
Note on the secondary periods of Cepheid variables
A new eclipsing variable (prepared for publication by P. Th. Oosterhoff)
Discussion of Stebbin's recent photo-electric measures of δ Cephei
Zodiacal Light in the Solar Corona.
A redetermination of the mean radius of δ Cephei

Pages