Coord 2000 | 20158+2749 |
Discov num | CHR 94 |
Comp | Aa,Ab |
Coord arcsec 2000 | 20 15 46.16 +27 48 51.2 |
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Date first | 1985 |
Date last | 2007 |
Obs | 5 |
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Pa first | 90 |
Pa last | 331 |
P.A. Now (θ) | 213.5° |
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Sep first | 0.1 |
Sep last | 0.0 |
Sep. Now (ρ) | 0.05" |
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Mag pri | 4.80 |
Mag sec | 6.50 |
delta mag (ΔM) | 1.7 |
Spectral class | K3III (yellow-orange) |
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Pri motion ra | -034 |
Sec motion ra | |||||||||
Pri motion dec | +005 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 88428 | 20158+2749 | CHR 94 | Aa,Ab | 1985 | 2007 | 5 | 214 | 0.0 | 4.80 | 6.50 | 1.70 | Y | <=== | |
Show | 23 Vul | 88428 | 20158+2749 | MCA 60 | AB | 1980 | 2004 | 27 | 148 | 0.1 | 4.80 | 6.94 | 2.14 |
Precise pa | 330.7 |
Precise sep | 0.047 |
Constellation | Vulpecula |
SAO | 88428 |
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HIP | 99874 |
Tycho2 | 2163-01794-1 |
Gaia DR2 | 16310522496 |
HD | 192806 |
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HR | 7744 |
GC | 28152 |
BD | BD+27 3666 |
Flamsteed | 23 Vulpeculae |
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Flamsteed name | 23 Vul |
Distance | 103.84 |
Distance ly | 338.73 |
last precise pa | 330.7 |
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last precise sep | 0.047 |
Period (P) | 25.33y | Periastron (T) | 2009.56y | Semi-major axis (a) | 0.111a | |||
Eccentricity (e) | 0.4 | Inclination (i) | 71.5° | Longitude of periastron (ω) | 293.8° | |||
Node (Ω) | 97.5° | Note | Grade | 4 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation | 2006 |
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 |
20158+2749 | CHR 94 | Aa,Ab | 1991 | 3 | 157 | 0.1 | 4.52 | K3III | N | 201546.16+274851.2 | |
20158+2749 | CHR 94 | Aa,Ab | 2006 | 4 | 107 | 0.1 | 4.52 | K3III | N | 201546.16+274851.2 | |
20158+2749 | CHR 94 | Aa,Ab | 2007 | 5 | 331 | 0.0 | 4.52 | K3III | N D | 201546.16+274851.2 |