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The TWINS-LAD mission：Observations of terrestrial Lyman-α fluxes
terrestrial Lyman-α fluxes line-of-sight Two Wide-angle Imaging Neutral-atom Spectrometers
2009/5/27
The TWINS project (Two Wide-angle Imaging Neutral-atom Spectrometers) is mainly devoted to measure high energy neutral atoms (ENAs) originating via charge exchange of protons with geocoronal hydrogen ...
CCD OBSERVATIONS OF VISUAL DOUBLE AND MULTIPLE STARS AT THE BELGRADE OBSERVATORY
MULTIPLE STARS CCD measurements Belgrade Large Refractor ST-6 camera
2009/3/19
The author presents her CCD measurements of 105 double and
multiple stars performed with a ST-6 camera on the Belgrade Large Refractor (Zeiss
65/1055 cm).
CCD ASTROMETRIC OBSERVATIONS OF MINOR PLANETS AT THE BELGRADE OBSERVATORY DURING 1999 (II)
astrometric positions minor planets SBIG ST-8 camera
2009/3/13
76 precise astrometric positions of six observed minor planets (two
NEO among them) are calculated. The SBIG ST-8 camera attached to Askania
astrograph of Belgrade Observatory was used in the observ...
PHOTOGRAPHIC ZENITH TUBE OBSERVATIONS TO IMPROVE HIPPARCOS PROPER MOTION IN DECLINATION OF SOME STARS
Astrometry-Reference systems
2009/3/3
in declination for some HIPPARCOS stars are presented. A long
series of optical observations of these stars observed with Photographic Zenith Tubes
(PZT) are used. The HIPPARCOS ESA mission (ESA 199...