Improvement of Hipparcos proper motions in declination
More than a decade elapsed after the HIPPARCOS ESA mission (ESA 1997) observations have been collected. This first astronomical satellite mission was less than 4 years long so that 1991.25 is the epoch of the HIPPARCOS Catalogue. Many other projects have checked or improved HIPPARCOS data. Also, a l...
| Main Authors: | , , |
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| Format: | Article |
| Language: | English |
| Published: |
Astronomical Observatory, Department of Astronomy, Belgrade
2006-01-01
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| Series: | Serbian Astronomical Journal |
| Subjects: | |
| Online Access: | http://www.doiserbia.nb.rs/img/doi/1450-698X/2006/1450-698X0672041D.pdf |