23126+0241 A 2298 AB
23h 12m 38.55s +02° 41' 11.7" P.A. 162.00 sep 0.1 mag 8.40,8.50 Sp G5 dist. 69.93 pc (228.11 l.y.)
Coord 2000 |
23126+0241 |
|
Discov num |
A 2298 |
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Comp |
AB |
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Coord arcsec 2000 |
23 12 38.55 +02 41 11.7 |
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Date first |
1910 |
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Date last |
2021 |
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Obs |
56 |
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Pa first |
121 |
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Pa last |
161.7 |
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P.A. Now (θ) |
143.7° |
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Sep first |
0.2 |
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Sep last |
0.065 |
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Sep. Now (ρ) |
0.103" |
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Mag pri |
8.40 |
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Mag sec |
8.50 |
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delta mag (ΔM) |
0.1 |
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Spectral class |
G5 (yellow) |
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Pri motion ra |
+064 |
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Sec motion ra |
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Pri motion dec |
-151 |
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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.
23126+0241 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
128034 |
23 12 39 +02 41 12 |
A 2298 AB |
2021 |
56 |
162 |
0.1 |
8.40 |
8.50 |
0.10 |
Y |
<=== |
Show |
|
128034 |
23 12 39 +02 41 12 |
SCA 143 AB,C |
2000 |
3 |
157 |
50.3 |
7.72 |
13.10 |
5.38 |
|
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Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pisces |
|
SAO |
128034 |
|
HIP |
114576 |
|
Tycho2 |
0580-00065-1 |
|
Gaia DR2 |
2658510028089009792 |
|
HD |
219018 |
|
GC |
32312 |
|
ADS |
16591 |
|
BD |
BD+01 4694 |
|
Distance |
69.93 |
|
Distance ly |
228.11 |
|
ORBITAL ELEMENTS
Period (P) | 29.1y | ± 0.21 |
Periastron (T) | 1983.2y | ± 0.12 |
Semi-major axis (a) | 0.204a | ± 0.0056 |
Eccentricity (e) | 0.41 | ± 0.015 |
Inclination (i) | 104° | ± 2.4 |
Longitude of periastron (ω) | 130° | ± 2.1 |
Node (Ω) | 106° | ± 2.9 |
Notes | n | |
Reference | Pbx2000b | |
Equinox | | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
116.4 |
0.229 |
2001 |
114.3 |
0.240 |
2002 |
112.4 |
0.246 |
2003 |
110.5 |
0.248 |
2004 |
108.7 |
0.245 |
2005 |
106.7 |
0.235 |
2006 |
104.5 |
0.219 |
2007 |
101.9 |
0.195 |
2008 |
98.3 |
0.162 |
2009 |
92.5 |
0.120 |
2010 |
79.0 |
0.070 |
2011 |
16.6 |
0.031 |
2012 |
308.5 |
0.066 |
2013 |
293.2 |
0.110 |
2014 |
285.8 |
0.135 |
2015 |
279.9 |
0.140 |
2016 |
273.8 |
0.131 |
2017 |
266.2 |
0.114 |
2018 |
255.4 |
0.092 |
2019 |
238.2 |
0.072 |
2020 |
211.3 |
0.060 |
2021 |
180.3 |
0.064 |
2022 |
157.5 |
0.080 |
2023 |
143.7 |
0.103 |
2024 |
135.1 |
0.128 |
2025 |
129.2 |
0.152 |
2026 |
125.0 |
0.175 |
2027 |
121.6 |
0.195 |
2028 |
118.9 |
0.213 |
2029 |
116.6 |
0.228 |
2030 |
114.5 |
0.239 |
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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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