ASTROMETRIC OBSERVATIONS OF COMETS AND ASTEROIDS AND SUBSEQUENT ORBITAL INVESTIGATIONS Semiannual Progress
- Author(s):
- McCrosky, R.E. ( Sumithsonian Astrophysical Observatory )
- Publication title:
- NASA Technical Reports
- Pub. Year:
- 00
- Issue:
- NASA-CR-179859
- No.:
- G3/90 44827
- Pt.:
- NAS1.26:179859
- Paper no.:
- N87-12509
- Page(from):
- 1
- Pub. info.:
- National Aeronautics and Space Administration
- Language:
- English
- Type:
- Technical Paper
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