Coord 2000 | 20210-1447 |
Discov num | BLA 7 |
Comp | Aa,Ab |
Coord arcsec 2000 | 20 21 00.67 -14 46 53.0 |
||||
Date first | 1976 |
Date last | 2019 |
Obs | 12 |
||||||
Pa first | 49 |
Pa last | 234 |
P.A. Now (θ) | 213.5° |
||||||
Sep first | 0.0 |
Sep last | 0.0 |
Sep. Now (ρ) | 0.07" |
||||||
Mag pri | 3.10 |
Mag sec | 4.90 |
delta mag (ΔM) | 1.8 |
Spectral class | F8V+A0 (yellow-white/white) |
||||
Pri motion ra | +042 |
Sec motion ra | |||||||||
Pri motion dec | +002 |
Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 163481 | 20210-1447 | BLA 7 | Aa,Ab | 1976 | 2019 | 12 | 214 | 0.1 | 3.10 | 4.90 | 1.80 | Y | <=== | |
Show | Dabih | 163481 | 20210-1447 | STFA 52 | AB | 1800 | 2012 | 41 | 267 | 205.4 | 3.15 | 6.08 | 2.93 | ||
Show | 163481 | 20210-1447 | STFA 52 | AC | 1905 | 2012 | 11 | 133 | 226.1 | 3.15 | 8.83 | 5.68 | |||
Show | 163481 | 20210-1447 | HJ 2948 | AD | 1891 | 2000 | 3 | 292 | 115.9 | 3.15 | 12.96 | 9.81 | |||
Show | 163471 | 20210-1447 | BAR 12 | Ba,Bb | 1884 | 2019 | 26 | 54 | 0.5 | 6.16 | 9.14 | 2.98 | Y | ||
Show | 163471 | 20210-1447 | STFA 52 | BC | 1895 | 2015 | 14 | 111 | 396.5 | 6.08 | 8.83 | 2.75 | |||
Show | 163471 | 20210-1447 | HJ 2948 | DE | 1823 | 2000 | 8 | 321 | 3.9 | 13.70 | 14.40 | 0.70 |
Precise pa | 234.3 |
Precise sep | 0.033 |
Constellation | Capricornus |
SAO | 163481 |
||||
HIP | 100345 |
Tycho2 | 5753-02281-1 |
Gaia DR2 | 75998568192 |
HD | 193495 |
||||
HR | 7776 |
GC | 28295 |
ADS | 13717 |
BD | BD-15 5629 |
||||
Bayer | Beta Capricorni |
Bayer name | Bet Cap |
Flamsteed | 9 Capricorni |
Flamsteed name | 9 Cap |
||||
Distance | 100.2 |
Distance ly | 326.85 |
last precise pa | 234.3 |
last precise sep | 0.033 |
Period (P) | 3.765y | Periastron (T) | 2015.704y | ± 0.035 | Semi-major axis (a) | 0.0665a | ± 0.0023 | |
Eccentricity (e) | 0.043 | Inclination (i) | 80.9° | ± 3.2 | Longitude of periastron (ω) | 120° | ||
Node (Ω) | 34.3° | ± 2.1 | Note | Grade | 3 | (1=Definitive, 9=Indet.) | ||
Equinox | 2000 | Last observation | 2014 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
|
|
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
|
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20210-1447 | BLA 7 | Aa,Ab | 1992 | 7 | 48 | 0.0 | 3.10 | 4.90 | F8V+A0 | NOD | 202100.65-144653.0 |
20210-1447 | BLA 7 | Aa,Ab | 2014 | 8 | 42 | 0.0 | 3.10 | 4.90 | F8V+A0 | NO | 202100.67-144653.0 |
20210-1447 | BLA 7 | Aa,Ab | 2017 | 10 | 34 | 0.0 | 3.10 | 4.90 | F8V+A0 | NO | 202100.67-144653.0 |
20210-1447 | BLA 7 | Aa,Ab | 2018 | 11 | 40 | 0.1 | 3.10 | 4.90 | F8V+A0 | NO | 202100.67-144653.0 |
20210-1447 | BLA 7 | Aa,Ab | 2019 | 12 | 234 | 0.0 | 3.10 | 4.90 | F8V+A0 | NO | 202100.67-144653.0 |