| Coord 2000 | 00447+4817 |
Discov num | BU 231 |
Comp | AB |
Coord arcsec 2000 | 00 44 43.50 +48 17 03.8 |
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| Date first | 1876 |
Date last | 2011 |
Obs | 14 |
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| Pa first | 304 |
Pa last | 302 |
P.A. Now (θ) | 302° |
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| Sep first | 32.8 |
Sep last | 34.4 |
Sep. Now (ρ) | 34.4" |
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| Mag pri | 4.54 |
Mag sec | 11.20 |
delta mag (ΔM) | 6.66 |
Spectral class | B5IIIe (blue-white) |
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| Pri motion ra | +019 |
Sec motion ra | +003 |
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| Pri motion dec | -007 |
Sec motion dec | -006 |
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| Notes | N
(See Notes) |
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| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 00447+4817 | NOI 3 | Aa,Ab | 2005 | 2007 | 6 | 269 | 0.0 | 4.60 | 7.50 | 2.90 | Y | |||
| Show | Omi Cas | 36620 | 00447+4817 | BU 231 | AB | 1876 | 2011 | 14 | 302 | 34.4 | 4.54 | 11.20 | 6.66 | <=== |
| Precise pa | 301.6 |
Precise sep | 34.38 |
Name | Omi Cas |
Constellation | Cassiopeia |
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| SAO | 36620 |
HIP | 3504 |
Gaia DR2 | 1252549760 |
HD | 4180 |
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| HR | 193 |
GC | 882 |
BD | BD+47 183 |
Bayer | Omicron Cassiopeiae |
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| Bayer name | Omi Cas |
Flamsteed | 22 Cassiopeiae |
Flamsteed name | 22 Cas |
Distance | 215.52 |
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| Distance ly | 703.03 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 00447+4817 | BU 231 | AB | 1998 | 12 | 303 | 33.8 | 4.54 | 11.20 | B5IIIe | N D | 004443.50+481703.8 |
| 00447+4817 | BU 231 | AB | 2002 | 13 | 303 | 34.3 | 4.54 | 11.20 | B5IIIe | N D | 004443.50+481703.8 |
| 00447+4817 | BU 231 | AB | 2011 | 14 | 302 | 34.4 | 4.54 | 11.20 | B5IIIe | N D | 004443.50+481703.8 |