07486+2308 WRH 15 AB
07h 48m 33.65s +23° 08' 27.5" P.A. 28.00 sep 0.3 mag 6.85,7.30 Sp G2III+A4V dist. 241.55 pc (787.94 l.y.)
Coord 2000 |
07486+2308 |
|
Discov num |
WRH 15 |
|
Comp |
AB |
|
Coord arcsec 2000 |
07 48 33.65 +23 08 27.5 |
|
Date first |
1937 |
|
Date last |
2016 |
|
Obs |
70 |
|
Pa first |
99 |
|
Pa last |
27.7 |
|
P.A. Now (θ) |
27.7° |
|
Sep first |
0.2 |
|
Sep last |
0.258 |
|
Sep. Now (ρ) |
0.258" |
|
Mag pri |
6.85 |
|
Mag sec |
7.30 |
|
delta mag (ΔM) |
0.45 |
|
Spectral class |
G2III+A4V (yellow/white) |
|
Pri motion ra |
-011 |
|
Sec motion ra |
|
|
Pri motion dec |
+000 |
|
Sec motion dec |
|
|
Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
07486+2308 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
79704 |
07 48 34 +23 08 28 |
WRH 15 AB |
2016 |
70 |
28 |
0.3 |
6.85 |
7.30 |
0.45 |
Y |
<=== |
Show |
|
79704 |
07 48 34 +23 08 28 |
BU 1062 AB,C |
2012 |
8 |
33 |
4.3 |
5.63 |
13.50 |
7.87 |
|
|
Show |
HD 63208 |
79704 |
07 48 34 +23 08 28 |
BU 1062 AB,D |
2017 |
4 |
24 |
66.9 |
5.63 |
12.00 |
6.37 |
|
|
Quadruple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Gemini |
|
SAO |
79704 |
|
HIP |
38106 |
|
Tycho2 |
1912-02347-1 |
|
Gaia DR2 |
675332278144070784 |
|
HD |
63209 |
|
HR |
3021 |
|
GC |
10517 |
|
ADS |
6378 |
|
BD |
BD+23 1812 |
|
Flamsteed |
82 Geminorum |
|
Flamsteed name |
82 Gem |
|
Distance |
241.55 |
|
Distance ly |
787.94 |
|
ORBITAL ELEMENTS
Period (P) | 580y | |
Periastron (T) | 1954y | |
Semi-major axis (a) | 0.452a | |
Eccentricity (e) | 0.449 | |
Inclination (i) | 117.2° | |
Longitude of periastron (ω) | 321.7° | |
Node (Ω) | 55.4° | |
Notes | n | |
Reference | USN2002 | |
Equinox | 2000 | |
Last observation | 1995 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
39.0 |
0.276 |
2001 |
38.3 |
0.276 |
2002 |
37.6 |
0.275 |
2003 |
37.0 |
0.274 |
2004 |
36.3 |
0.274 |
2005 |
35.6 |
0.273 |
2006 |
34.9 |
0.272 |
2007 |
34.2 |
0.271 |
2008 |
33.5 |
0.270 |
2009 |
32.8 |
0.269 |
2010 |
32.0 |
0.268 |
2011 |
31.3 |
0.267 |
2012 |
30.6 |
0.266 |
2013 |
29.9 |
0.265 |
2014 |
29.1 |
0.264 |
2015 |
28.4 |
0.263 |
2016 |
27.6 |
0.262 |
2017 |
26.9 |
0.261 |
2018 |
26.1 |
0.260 |
2019 |
25.3 |
0.258 |
2020 |
24.5 |
0.257 |
2021 |
23.8 |
0.256 |
2022 |
23.0 |
0.255 |
2023 |
22.2 |
0.254 |
2024 |
21.4 |
0.252 |
2025 |
20.5 |
0.251 |
2026 |
19.7 |
0.250 |
2027 |
18.9 |
0.249 |
2028 |
18.0 |
0.248 |
2029 |
17.2 |
0.246 |
2030 |
16.3 |
0.245 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|