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Hipparcos Star Catalog Entry
| Identity | |
| Name: | Almach, gamma Andromedae |
| Hipparcos catalog ID: | 9640 |
| Other catalog entries: |
HD 12533
SAO 37734 BD B+41 395 |
| Appearance | |
| Visual magnitude: | 2.1 (source: Hipparcos) |
| Spectral type: | B8V |
| Position and motion (Epoch J1991.25) in J2000 reference frame | |
| R.A. | 2h 3m 53.91908s (+/-0.00006s) |
| Decl. | 42° 19' 47.4540" (+/-0.0006") |
| Parallax: | 9.19 (+/-0.73) |
| Derived distance: | 355 light years |
| Proper motion in R.A.: | 43.08 (+/-0.66) mas/year |
| Proper motion in decl.: | -50.85 (+/-0.58) mas/year |
| Constellation: | Andromeda |
| Notes | |
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Component B is really the photocentre of BC. Possibly E type. | |
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