Coord 2000 | 00274+3054 |
Discov num | HDS 62 |
Comp | Coord arcsec 2000 | 00 27 23.42 +30 53 36.1 |
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Date first | 1991 |
Date last | 2011 |
Obs | 4 |
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Pa first | 67 |
Pa last | 75 |
P.A. Now (θ) | 75° |
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Sep first | 0.3 |
Sep last | 0.3 |
Sep. Now (ρ) | 0.3" |
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Mag pri | 8.55 |
Mag sec | 10.46 |
delta mag (ΔM) | 1.91 |
Spectral class | K1III... (yellow-orange) |
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Pri motion ra | -002 |
Sec motion ra | |||||||||
Pri motion dec | -010 |
Sec motion dec | |||||||||
Notes |
Precise pa | 74.7 |
Precise sep | 0.3 |
Constellation | Andromeda |
SAO | 53907 |
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HIP | 2170 |
Tycho2 | 2262-00040-1 |
Gaia DR2 | 2859205289960371840 |
HD | 2343 |
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BD | BD+30 60 |
Distance | 460.83 |
Distance ly | 1503.23 |
last precise pa | 74.7 |
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last precise sep | 0.3 |
Period (P) | 936d (2.56y) | Periastron (T) | 42531.9d (1975.324y) | Semi-major axis (a) | 4.1m | ± 1 | ||
Eccentricity (e) | 0 | Inclination (i) | 48.9° | ± 11.6 | Longitude of periastron (ω) | 0° | ||
Node (Ω) | 293.2° | ± 9.9 | Note | Grade | 9 | (1=Definitive, 9=Indet.) | ||
Equinox | 2000 | Last observation |
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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 |
00274+3054 | HDS 62 | 1991 | 1 | 67 | 0.3 | 8.55 | 10.46 | K1III... | 002723.42+305336.1 | ||
00274+3054 | HDS 62 | 2007 | 2 | 72 | 0.3 | 8.55 | 10.46 | K1III... | 002723.42+305336.1 | ||
00274+3054 | HDS 62 | 2011 | 3 | 75 | 0.3 | 8.55 | 10.46 | K1III... | NO | 002723.42+305336.1 |