22388+4419 HO 295 AB (HD 214608)
22h 38m 47.47s +44° 18' 49.9" P.A. 336.00 sep 0.3 mag 7.48,7.98 Sp F9V+G5V dist. 38.2 pc (124.61 l.y.)
| Coord 2000 |
22388+4419 |
|
Discov num |
HO 295 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 38 47.47 +44 18 49.9 |
|
| Date first |
1887 |
|
Date last |
2016 |
|
Obs |
151 |
|
| Pa first |
326 |
|
Pa last |
336.2 |
|
P.A. Now (θ) |
339° |
|
| Sep first |
0.3 |
|
Sep last |
0.325 |
|
Sep. Now (ρ) |
0.148" |
|
| Mag pri |
7.48 |
|
Mag sec |
7.98 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
F9V+G5V (yellow-white/yellow) |
|
| Pri motion ra |
+245 |
|
Sec motion ra |
|
|
| Pri motion dec |
+045 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
22388+4419 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 214608 |
52218 |
22 38 47 +44 18 50 |
HO 295 AB |
2016 |
151 |
336 |
0.3 |
7.48 |
7.98 |
0.50 |
Y |
<=== |
| Show |
|
|
22 38 47 +44 18 50 |
BAG 15 Ba,Bb |
2015 |
14 |
148 |
0.0 |
8.30 |
9.40 |
1.10 |
Y |
|
Triple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 214608 |
|
Constellation |
Lacerta |
|
SAO |
52218 |
|
HIP |
111805 |
|
| Tycho2 |
3213-01727-1 |
|
Gaia DR2 |
1982245024787856384 |
|
HD |
214608 |
|
GC |
31613 |
|
| ADS |
16138 |
|
BD |
BD+43 4260 |
|
Distance |
38.2 |
|
Distance ly |
124.61 |
|
ORBITAL ELEMENTS
| Period (P) | 30.127y | ± 0.031 |
Periastron (T) | 2010.179y | ± 0.073 |
Semi-major axis (a) | 0.3361a | ± 0.0015 |
| Eccentricity (e) | 0.324 | ± 0.004 |
Inclination (i) | 88.28° | ± 0.1 |
Longitude of periastron (ω) | 84.92° | ± 0.18 |
| Node (Ω) | 154.25° | ± 0.09 |
Notes | n | |
Reference | Tok2017a | |
| Equinox | 2000 | |
Last observation | 2014 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
151.0 |
0.194 |
| 2001 |
151.9 |
0.233 |
| 2002 |
152.5 |
0.266 |
| 2003 |
153.0 |
0.291 |
| 2004 |
153.4 |
0.306 |
| 2005 |
153.8 |
0.308 |
| 2006 |
154.2 |
0.294 |
| 2007 |
154.7 |
0.261 |
| 2008 |
155.4 |
0.206 |
| 2009 |
156.8 |
0.130 |
| 2010 |
164.4 |
0.038 |
| 2011 |
327.9 |
0.060 |
| 2012 |
332.0 |
0.150 |
| 2013 |
333.2 |
0.223 |
| 2014 |
333.8 |
0.276 |
| 2015 |
334.2 |
0.309 |
| 2016 |
334.6 |
0.325 |
| 2017 |
335.0 |
0.327 |
| 2018 |
335.3 |
0.316 |
| 2019 |
335.8 |
0.296 |
| 2020 |
336.2 |
0.267 |
| 2021 |
336.8 |
0.232 |
| 2022 |
337.7 |
0.192 |
| 2023 |
339.0 |
0.148 |
| 2024 |
341.6 |
0.101 |
| 2025 |
348.7 |
0.053 |
| 2026 |
58.0 |
0.013 |
| 2027 |
139.1 |
0.050 |
| 2028 |
146.8 |
0.098 |
| 2029 |
149.5 |
0.145 |
| 2030 |
150.9 |
0.189 |
|
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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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