Coord 2000 | 08549+2612 |
Discov num | A 2131 |
Comp | AB |
Coord arcsec 2000 | 08 54 55.99 +26 11 53.8 |
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Date first | 1910 |
Date last | 2008 |
Obs | 93 |
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Pa first | 255 |
Pa last | 294 |
P.A. Now (θ) | 111.8° |
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Sep first | 0.3 |
Sep last | 0.3 |
Sep. Now (ρ) | 0.16" |
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Mag pri | 6.95 |
Mag sec | 9.02 |
delta mag (ΔM) | 2.07 |
Spectral class | G2V+K0V (yellow/yellow-orange) |
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Pri motion ra | +061 |
Sec motion ra | +054 |
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Pri motion dec | -451 |
Sec motion dec | -441 |
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Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 80503 | 08549+2612 | A 2131 | AB | 1910 | 2008 | 93 | 112 | 0.2 | 6.95 | 9.02 | 2.07 | Y | <=== | |
Show | 80503 | 08549+2612 | HO 357 | AB,C | 1892 | 2011 | 8 | 359 | 83.3 | 6.75 | 13.66 | 6.91 |
Precise pa | 293.8 |
Precise sep | 0.348 |
Constellation | Cancer |
SAO | 80503 |
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HIP | 43766 |
Tycho2 | 1946-01937-1 |
HD | 76095 |
ADS | 7082 |
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BD | BD+26 1865 |
Distance | 49.02 |
Distance ly | 159.9 |
last precise pa | 293.8 |
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last precise sep | 0.348 |
Period (P) | 45.02y | Periastron (T) | 1973.16y | Semi-major axis (a) | 0.347a | |||
Eccentricity (e) | 0.475 | Inclination (i) | 43.5° | Longitude of periastron (ω) | 257.5° | |||
Node (Ω) | 162.1° | Note | Grade | 2 | (1=Definitive, 9=Indet.) | |||
Equinox | Last observation | 1997 |
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 |
08549+2612 | A 2131 | AB | 1997 | 89 | 244 | 0.4 | 6.95 | 9.02 | G2V+K0V | NOD | 085455.95+261157.8 |
08549+2612 | A 2131 | AB | 2005 | 91 | 281 | 0.4 | 6.95 | 9.02 | G2V+K0V | NOD | 085455.95+261157.8 |
08549+2612 | A 2131 | AB | 2008 | 92 | 294 | 0.3 | 6.95 | 9.02 | G2V K0V | NOD | 085455.95+261157.8 |