Coord 2000 | 01083+5455 |
Discov num | WCK 1 |
Comp | Aa,Ab |
Coord arcsec 2000 | 01 08 16.36 +54 55 12.7 |
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Date first | 1973 |
Date last | 2016 |
Obs | 24 |
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Pa first | 24 |
Pa last | 28 |
P.A. Now (θ) | 190.8° |
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Sep first | 0.4 |
Sep last | 0.8 |
Sep. Now (ρ) | 0.38" |
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Mag pri | 5.30 |
Mag sec | 10.70 |
delta mag (ΔM) | 5.4 |
Spectral class | G5Vp (yellow) |
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Pri motion ra | +342 |
Sec motion ra | |||||||||
Pri motion dec | -160 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 22024 | 01083+5455 | WCK 1 | Aa,Ab | 1973 | 2016 | 24 | 191 | 0.4 | 5.30 | 10.70 | 5.40 | Y | <=== | |
Show | Marfak | 22024 | 01083+5455 | STT 551 | AB | 1832 | 2016 | 15 | 273 | 490.8 | 5.23 | 11.31 | 6.08 | ||
Show | 22024 | 01083+5455 | BUP 14 | AC | 1907 | 1999 | 4 | 263 | 198.1 | 5.23 | 12.02 | 6.79 | |||
Show | 22024 | 01083+5455 | BUP 14 | AE | 1907 | 1999 | 3 | 286 | 273.1 | 5.23 | 12.30 | 7.07 | |||
Show | 22024 | 01083+5455 | STT 551 | AF | 1832 | 1999 | 4 | 298 | 589.0 | 5.23 | 13.00 | 7.77 | |||
Show | 01083+5455 | BUP 14 | CD | 1907 | 2015 | 4 | 115 | 4.3 | 12.02 | 12.80 | 0.78 |
Precise pa | 27.7 |
Precise sep | 0.759 |
Constellation | Cassiopeia |
SAO | 22024 |
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HIP | 5336 |
Tycho2 | 3673-01929-1 |
HD | 6582 |
HR | 321 |
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GC | 1360 |
GL | Gl 53A |
BD | BD+54 223 |
Bayer | Mu Cassiopeiae |
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Bayer name | Mu Cas |
Flamsteed | 30 Cassiopeiae |
Flamsteed name | 30 Cas |
Distance | 7.55 |
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Distance ly | 24.63 |
last precise pa | 27.7 |
last precise sep | 0.759 |
Period (P) | 21.479y | ± 0.032 | Periastron (T) | 1975.5514y | ± 0.0805 | Semi-major axis (a) | 989.8m | ± 5.4 |
Eccentricity (e) | 0.6251 | ± 0.0099 | Inclination (i) | 111.4° | ± 0.27 | Longitude of periastron (ω) | 144.93° | ± 1.63 |
Node (Ω) | 41.28° | ± 0.63 | Note | Grade | 4 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2016 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01083+5455 | WCK 1 | Aa,Ab | 2004 | 14 | 65 | 1.0 | 5.30 | 10.70 | G5Vp | NODP | 010816.36+545512.7 |
01083+5455 | WCK 1 | Aa,Ab | 2011 | 15 | 48 | 1.4 | 5.30 | 10.70 | G5Vp | NO P | 010816.36+545512.7 |
01083+5455 | WCK 1 | Aa,Ab | 2014 | 17 | 38 | 1.1 | 5.30 | 10.70 | G5Vp | NO P | 010816.36+545512.7 |
01083+5455 | WCK 1 | Aa,Ab | 2016 | 24 | 28 | 0.8 | 5.30 | 10.70 | G5Vp | NO P | 010816.36+545512.7 |