07555+2422 A 2537 (HD 64583)
07h 55m 31.40s +24° 21' 47.5" P.A. 33.00 sep 0.2 mag 9.16,9.51 Sp A2 dist. 209.21 pc (682.44 l.y.)
Coord 2000 |
07555+2422 |
|
Discov num |
A 2537 |
|
Comp |
|
|
Coord arcsec 2000 |
07 55 31.40 +24 21 47.5 |
|
Date first |
1913 |
|
Date last |
2012 |
|
Obs |
12 |
|
Pa first |
166 |
|
Pa last |
33 |
|
P.A. Now (θ) |
33° |
|
Sep first |
0.3 |
|
Sep last |
0.182 |
|
Sep. Now (ρ) |
0.182" |
|
Mag pri |
9.16 |
|
Mag sec |
9.51 |
|
delta mag (ΔM) |
0.35 |
|
Spectral class |
A2 (white) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
|
|
Pri motion dec |
-011 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 64583 |
|
Constellation |
Gemini |
|
SAO |
79798 |
|
HIP |
38711 |
|
Tycho2 |
1925-00868-1 |
|
Gaia DR2 |
681477895308334720 |
|
HD |
64583 |
|
ADS |
6459 |
|
BD |
BD+24 1802 |
|
Distance |
209.21 |
|
Distance ly |
682.44 |
|
ORBITAL ELEMENTS
Period (P) | 428y | |
Periastron (T) | 2083y | |
Semi-major axis (a) | 0.338a | |
Eccentricity (e) | 0 | |
Inclination (i) | 113.8° | |
Longitude of periastron (ω) | 0° | |
Node (Ω) | 3.6° | |
Notes | | |
Reference | Zir2012b | |
Equinox | 2000 | |
Last observation | 2004 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
51.3 |
0.173 |
2001 |
50.0 |
0.176 |
2002 |
48.8 |
0.179 |
2003 |
47.6 |
0.181 |
2004 |
46.4 |
0.184 |
2005 |
45.3 |
0.187 |
2006 |
44.2 |
0.190 |
2007 |
43.1 |
0.193 |
2008 |
42.1 |
0.195 |
2009 |
41.1 |
0.198 |
2010 |
40.1 |
0.201 |
2011 |
39.2 |
0.204 |
2012 |
38.2 |
0.207 |
2013 |
37.4 |
0.210 |
2014 |
36.5 |
0.213 |
2015 |
35.7 |
0.216 |
2016 |
34.8 |
0.219 |
2017 |
34.0 |
0.222 |
2018 |
33.3 |
0.225 |
2019 |
32.5 |
0.228 |
2020 |
31.8 |
0.231 |
2021 |
31.0 |
0.234 |
2022 |
30.3 |
0.237 |
2023 |
29.7 |
0.239 |
2024 |
29.0 |
0.242 |
2025 |
28.3 |
0.245 |
2026 |
27.7 |
0.248 |
2027 |
27.1 |
0.251 |
2028 |
26.5 |
0.254 |
2029 |
25.9 |
0.256 |
2030 |
25.3 |
0.259 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|