22045+1551 BU 696 AB
22h 04m 30.12s +15° 51' 28.6" P.A. 174.00 sep 0.2 mag 7.95,9.63 Sp G0V dist. 93.37 pc (304.57 l.y.)
Coord 2000 |
22045+1551 |
|
Discov num |
BU 696 |
|
Comp |
AB |
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Coord arcsec 2000 |
22 04 30.12 +15 51 28.6 |
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Date first |
1877 |
|
Date last |
2012 |
|
Obs |
57 |
|
Pa first |
355 |
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Pa last |
173.6 |
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P.A. Now (θ) |
354.2° |
|
Sep first |
0.5 |
|
Sep last |
0.193 |
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Sep. Now (ρ) |
0.352" |
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Mag pri |
7.95 |
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Mag sec |
9.63 |
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delta mag (ΔM) |
1.68 |
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Spectral class |
G0V (yellow) |
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Pri motion ra |
-015 |
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Sec motion ra |
|
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Pri motion dec |
-069 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
22045+1551 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
107636 |
22 04 30 +15 51 29 |
BU 696 AB |
2012 |
57 |
174 |
0.2 |
7.95 |
9.63 |
1.68 |
Y |
<=== |
Show |
HD 209622 |
107636 |
22 04 30 +15 51 29 |
BU 696 AC |
2018 |
34 |
322 |
63.9 |
7.95 |
8.96 |
1.01 |
|
|
Show |
|
107636 |
22 04 30 +15 51 29 |
BU 696 AE |
2018 |
26 |
3 |
120.3 |
7.95 |
10.02 |
2.07 |
|
|
Show |
|
|
22 04 27 +15 52 17 |
BU 696 CE |
2018 |
20 |
33 |
84.3 |
8.96 |
10.02 |
1.06 |
|
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Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
|
SAO |
107636 |
|
HIP |
108961 |
|
Tycho2 |
1680-00412-1 |
|
Gaia DR2 |
1774810336454469760 |
|
HD |
209622 |
|
GC |
30870 |
|
ADS |
15599 |
|
BD |
BD+15 4558 |
|
Distance |
93.37 |
|
Distance ly |
304.57 |
|
ORBITAL ELEMENTS
Period (P) | 160.3y | |
Periastron (T) | 2006.74y | |
Semi-major axis (a) | 0.386a | |
Eccentricity (e) | 0.909 | |
Inclination (i) | 84.9° | |
Longitude of periastron (ω) | 46.4° | |
Node (Ω) | 172.2° | |
Notes | n | |
Reference | FMR2013d | |
Equinox | 2000 | |
Last observation | 2012 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
56.0 |
0.021 |
2001 |
92.6 |
0.017 |
2002 |
128.5 |
0.021 |
2003 |
148.1 |
0.030 |
2004 |
158.5 |
0.040 |
2005 |
165.0 |
0.047 |
2006 |
170.4 |
0.046 |
2007 |
190.1 |
0.010 |
2008 |
347.1 |
0.047 |
2009 |
350.0 |
0.090 |
2010 |
351.1 |
0.125 |
2011 |
351.7 |
0.154 |
2012 |
352.2 |
0.179 |
2013 |
352.5 |
0.202 |
2014 |
352.8 |
0.222 |
2015 |
353.0 |
0.241 |
2016 |
353.2 |
0.259 |
2017 |
353.4 |
0.275 |
2018 |
353.6 |
0.290 |
2019 |
353.7 |
0.304 |
2020 |
353.8 |
0.317 |
2021 |
354.0 |
0.329 |
2022 |
354.1 |
0.341 |
2023 |
354.2 |
0.352 |
2024 |
354.3 |
0.363 |
2025 |
354.4 |
0.373 |
2026 |
354.4 |
0.382 |
2027 |
354.5 |
0.391 |
2028 |
354.6 |
0.400 |
2029 |
354.7 |
0.408 |
2030 |
354.8 |
0.416 |
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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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