The Visual Binary Lambda Ophiuchi
Abstract
The orbital elements of this visual binary are revised; we find a=0.91" and P=129 yr. The mass ratio measured from a 75-yr series of astrometric plates supports the spectroscopically suspected presence of a third body. (SECTION: Stars)
- Publication:
-
Publications of the Astronomical Society of the Pacific
- Pub Date:
- March 1993
- DOI:
- Bibcode:
- 1993PASP..105..293H
- Keywords:
-
- Astrometry;
- Binary Stars;
- Stellar Orbits;
- Stellar Spectrophotometry;
- Stellar Systems;
- Triple Stars;
- Photographic Plates;
- Stellar Magnitude;
- Visual Observation;
- Astronomy;
- BINARIES: VISUAL;
- STARS: INDIVIDUAL: LAMBDA OPHIUCHI