22070+3605 STT 462 AB (HD 210087)
22h 07m 02.19s +36° 05' 37.4" P.A. 315.00 sep 1.1 mag 8.05,9.53 Sp A5III dist. 183.15 pc (597.44 l.y.)
Coord 2000 |
22070+3605 |
|
Discov num |
STT 462 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 07 02.19 +36 05 37.4 |
|
Date first |
1843 |
|
Date last |
2016 |
|
Obs |
52 |
|
Pa first |
336 |
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Pa last |
315.2 |
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P.A. Now (θ) |
315.2° |
|
Sep first |
1.4 |
|
Sep last |
1.127 |
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Sep. Now (ρ) |
1.127" |
|
Mag pri |
8.05 |
|
Mag sec |
9.53 |
|
delta mag (ΔM) |
1.48 |
|
Spectral class |
A5III (white) |
|
Pri motion ra |
+006 |
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Sec motion ra |
+006 |
|
Pri motion dec |
-014 |
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Sec motion dec |
-014 |
|
Notes |
O
(Orbital solution) |
|
This double is physical.
22070+3605 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 210087 |
72040 |
22 07 02 +36 05 37 |
STT 462 AB |
2016 |
52 |
315 |
1.1 |
8.05 |
9.53 |
1.48 |
Y |
<=== |
Show |
|
72040 |
22 07 02 +36 05 37 |
STT 462 AC |
2015 |
21 |
31 |
7.6 |
8.06 |
11.71 |
3.65 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 210087 |
|
Constellation |
Lacerta |
|
SAO |
72040 |
|
HIP |
109180 |
|
Tycho2 |
2732-02102-1 |
|
Gaia DR2 |
1954584026652159360 |
|
HD |
210087 |
|
GC |
30937 |
|
ADS |
15645 |
|
BD |
BD+35 4712 |
|
Distance |
183.15 |
|
Distance ly |
597.44 |
|
ORBITAL ELEMENTS
Period (P) | 3710y | ± 449 |
Periastron (T) | 2262.4y | ± 53.1 |
Semi-major axis (a) | 1.968a | ± 0.157 |
Eccentricity (e) | 0.347 | ± 0.021 |
Inclination (i) | 117.1° | ± 0.9 |
Longitude of periastron (ω) | 278.1° | ± 12.8 |
Node (Ω) | 163.6° | ± 1 |
Notes | | |
Reference | PkO2018b | |
Equinox | | |
Last observation | | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
318.3 |
1.096 |
2001 |
318.2 |
1.093 |
2002 |
318.1 |
1.090 |
2003 |
317.9 |
1.087 |
2004 |
317.8 |
1.084 |
2005 |
317.7 |
1.081 |
2006 |
317.5 |
1.078 |
2007 |
317.4 |
1.075 |
2008 |
317.3 |
1.072 |
2009 |
317.1 |
1.069 |
2010 |
317.0 |
1.066 |
2011 |
316.8 |
1.063 |
2012 |
316.7 |
1.060 |
2013 |
316.5 |
1.057 |
2014 |
316.4 |
1.054 |
2015 |
316.3 |
1.051 |
2016 |
316.1 |
1.048 |
2017 |
316.0 |
1.045 |
2018 |
315.8 |
1.042 |
2019 |
315.7 |
1.039 |
2020 |
315.5 |
1.036 |
2021 |
315.4 |
1.033 |
2022 |
315.2 |
1.030 |
2023 |
315.1 |
1.027 |
2024 |
314.9 |
1.024 |
2025 |
314.8 |
1.021 |
2026 |
314.6 |
1.018 |
2027 |
314.4 |
1.015 |
2028 |
314.3 |
1.012 |
2029 |
314.1 |
1.009 |
2030 |
314.0 |
1.006 |
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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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