02022+3643 A 1813 AB,C (V371 And)
02h 02m 12.83s +36° 43' 01.6" P.A. 198.00 sep 1.5 mag 8.29,11.19 Sp G5 dist. 57.11 pc (186.29 l.y.)
Coord 2000 |
02022+3643 |
|
Discov num |
A 1813 |
|
Comp |
AB,C |
|
Coord arcsec 2000 |
02 02 12.83 +36 43 01.6 |
|
Date first |
1908 |
|
Date last |
2016 |
|
Obs |
28 |
|
Pa first |
339 |
|
Pa last |
198.2 |
|
P.A. Now (θ) |
198.2° |
|
Sep first |
0.7 |
|
Sep last |
1.52 |
|
Sep. Now (ρ) |
1.52" |
|
Mag pri |
8.29 |
|
Mag sec |
11.19 |
|
delta mag (ΔM) |
2.9 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
+147 |
|
Sec motion ra |
+139 |
|
Pri motion dec |
-054 |
|
Sec motion dec |
-056 |
|
Notes |
O
(Orbital solution) |
|
rPM=0.053 (< 0.3, Physical double)
This double is physical.
02022+3643 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
55204 |
02 02 13 +36 43 02 |
A 1813 AB |
2014 |
59 |
133 |
0.0 |
8.70 |
8.90 |
0.20 |
Y |
|
Show |
V371 And |
55204 |
02 02 13 +36 43 02 |
A 1813 AB,C |
2016 |
28 |
198 |
1.5 |
8.29 |
11.19 |
2.90 |
Y |
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V371 And |
|
Constellation |
Andromeda |
|
SAO |
55204 |
|
HIP |
9500 |
|
Tycho2 |
2320-01525-1 |
|
Gaia DR2 |
330556527235711744 |
|
HD |
12376 |
|
ADS |
1613 |
|
BD |
BD+36 391 |
|
Distance |
57.11 |
|
Distance ly |
186.29 |
|
ORBITAL ELEMENTS
Period (P) | 234.6893y | ± 208.0889 |
Periastron (T) | 1895.7486y | ± 24.5043 |
Semi-major axis (a) | 1.40294a | ± 0.51872 |
Eccentricity (e) | 0.52293 | ± 0.21429 |
Inclination (i) | 118.095° | ± 12.57 |
Longitude of periastron (ω) | 131.547° | ± 38.966 |
Node (Ω) | 173.071° | ± 16.558 |
Notes | | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2009 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
207.9 |
1.446 |
2001 |
207.3 |
1.459 |
2002 |
206.7 |
1.472 |
2003 |
206.2 |
1.485 |
2004 |
205.6 |
1.498 |
2005 |
205.1 |
1.510 |
2006 |
204.6 |
1.523 |
2007 |
204.1 |
1.535 |
2008 |
203.5 |
1.547 |
2009 |
203.0 |
1.559 |
2010 |
202.5 |
1.570 |
2011 |
202.1 |
1.582 |
2012 |
201.6 |
1.593 |
2013 |
201.1 |
1.604 |
2014 |
200.6 |
1.614 |
2015 |
200.2 |
1.625 |
2016 |
199.7 |
1.635 |
2017 |
199.3 |
1.645 |
2018 |
198.8 |
1.655 |
2019 |
198.4 |
1.665 |
2020 |
197.9 |
1.674 |
2021 |
197.5 |
1.683 |
2022 |
197.1 |
1.692 |
2023 |
196.7 |
1.700 |
2024 |
196.3 |
1.709 |
2025 |
195.8 |
1.717 |
2026 |
195.4 |
1.725 |
2027 |
195.0 |
1.732 |
2028 |
194.6 |
1.739 |
2029 |
194.2 |
1.746 |
2030 |
193.8 |
1.753 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|