HD128311 Planetary System Data
| Planet Designation | Orbital Elements |
Orbital Period (years) |
Minimum Mass (ME) |
Discovery |
| Semimajor Axis (AU) | Eccentricity |
Discoverer Name | Announcement Date |
| HD128311 b |
1.01 | 0.21 |
1.13 | 836 |
R. P. Butler, et al | 2002 Jun 13 |
1 AU = 1.49597870691·1011 m
1 year = 365.25 days = 31557600 s
1 ME = 5.9742·1024 kg
Copyright © 2002, Alexander J. Willman, Jr. All rights reserved.
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