22586+0921 STT 536 AB
22h 58m 35.08s +09° 21' 24.6" P.A. 347.00 sep 0.2 mag 7.00,7.30 Sp G2V+G4V dist. 32.56 pc (106.21 l.y.)
| Coord 2000 |
22586+0921 |
|
Discov num |
STT 536 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 58 35.08 +09 21 24.6 |
|
| Date first |
1852 |
|
Date last |
2021 |
|
Obs |
207 |
|
| Pa first |
340 |
|
Pa last |
346.7 |
|
P.A. Now (θ) |
344.1° |
|
| Sep first |
0.3 |
|
Sep last |
0.168 |
|
Sep. Now (ρ) |
0.203" |
|
| Mag pri |
7.00 |
|
Mag sec |
7.30 |
|
delta mag (ΔM) |
0.3 |
|
Spectral class |
G2V+G4V (yellow/yellow) |
|
| Pri motion ra |
+397 |
|
Sec motion ra |
|
|
| Pri motion dec |
-147 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
22586+0921 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
127870 |
22 58 35 +09 21 25 |
STT 536 AB |
2021 |
207 |
347 |
0.2 |
7.00 |
7.30 |
0.30 |
Y |
<=== |
| Show |
NSV14379 |
127870 |
22 58 35 +09 21 25 |
STT 536 AB,C |
2012 |
19 |
79 |
202.4 |
6.51 |
10.81 |
4.30 |
|
|
| Show |
|
127870 |
22 58 35 +09 21 25 |
BU 1521 AB,D |
2005 |
7 |
112 |
139.3 |
6.51 |
12.87 |
6.36 |
|
|
| Show |
|
|
22 58 49 +09 22 02 |
BU 1521 CD |
2015 |
9 |
218 |
115.8 |
10.81 |
12.87 |
2.06 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Var name |
NSV14379 |
|
Constellation |
Pegasus |
|
SAO |
127870 |
|
HIP |
113445 |
|
| Tycho2 |
1153-01537-1 |
|
HD |
217166 |
|
HR |
8737 |
|
GC |
32021 |
|
| ADS |
16417 |
|
BD |
BD+08 4973 |
|
Distance |
32.56 |
|
Distance ly |
106.21 |
|
ORBITAL ELEMENTS
| Period (P) | 26y | |
Periastron (T) | 1978.1y | |
Semi-major axis (a) | 0.35a | |
| Eccentricity (e) | 0.5 | |
Inclination (i) | 89° | |
Longitude of periastron (ω) | 262° | |
| Node (Ω) | 166° | |
Notes | n | |
Reference | Sod1999 | |
| Equinox | 2000 | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
345.3 |
0.279 |
| 2001 |
345.7 |
0.274 |
| 2002 |
346.0 |
0.241 |
| 2003 |
346.7 |
0.165 |
| 2004 |
350.4 |
0.039 |
| 2005 |
164.4 |
0.103 |
| 2006 |
165.6 |
0.212 |
| 2007 |
166.0 |
0.280 |
| 2008 |
166.3 |
0.315 |
| 2009 |
166.5 |
0.328 |
| 2010 |
166.8 |
0.324 |
| 2011 |
167.0 |
0.308 |
| 2012 |
167.3 |
0.283 |
| 2013 |
167.7 |
0.251 |
| 2014 |
168.1 |
0.213 |
| 2015 |
168.8 |
0.171 |
| 2016 |
170.0 |
0.126 |
| 2017 |
172.6 |
0.078 |
| 2018 |
183.4 |
0.031 |
| 2019 |
321.9 |
0.022 |
| 2020 |
338.8 |
0.070 |
| 2021 |
341.9 |
0.117 |
| 2022 |
343.3 |
0.162 |
| 2023 |
344.1 |
0.203 |
| 2024 |
344.6 |
0.238 |
| 2025 |
345.0 |
0.265 |
| 2026 |
345.3 |
0.279 |
| 2027 |
345.7 |
0.274 |
| 2028 |
346.0 |
0.241 |
| 2029 |
346.7 |
0.165 |
| 2030 |
350.4 |
0.039 |
|
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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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