07269+2015 CHR 26 (61 Gem)
07h 26m 56.33s +20° 15' 27.3" P.A. 24.00 sep 0.1 mag 5.90, Sp F2V dist. 136.99 pc (446.86 l.y.)
| Coord 2000 |
07269+2015 |
|
Discov num |
CHR 26 |
|
Comp |
|
|
Coord arcsec 2000 |
07 26 56.33 +20 15 27.3 |
|
| Date first |
1984 |
|
Date last |
2021 |
|
Obs |
18 |
|
| Pa first |
128 |
|
Pa last |
23.5 |
|
P.A. Now (θ) |
68.4° |
|
| Sep first |
0.0 |
|
Sep last |
0.053 |
|
Sep. Now (ρ) |
0.045" |
|
| Mag pri |
5.90 |
|
Mag sec |
|
|
delta mag (ΔM) |
|
|
Spectral class |
F2V (yellow-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-012 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
61 Gem |
|
Var name |
NSV3592 Gem |
|
Constellation |
Gemini |
|
SAO |
79391 |
|
| HIP |
36156 |
|
Tycho2 |
1355-00489-1 |
|
Gaia DR2 |
864977826113333376 |
|
HD |
58579 |
|
| HR |
2837 |
|
GC |
9937 |
|
BD |
BD+20 1805 |
|
Flamsteed |
61 Geminorum |
|
| Flamsteed name |
61 Gem |
|
Distance |
136.99 |
|
Distance ly |
446.86 |
|
ORBITAL ELEMENTS
| Period (P) | 8.571y | ± 0.068 |
Periastron (T) | 2000.494y | ± 0.113 |
Semi-major axis (a) | 0.0518a | ± 0.0025 |
| Eccentricity (e) | 0.412 | ± 0.068 |
Inclination (i) | 50.1° | ± 5 |
Longitude of periastron (ω) | 246.7° | ± 6.7 |
| Node (Ω) | 341.4° | ± 5.7 |
Notes | n | |
Reference | Tok2017b | |
| Equinox | 2000 | |
Last observation | | |
Grade | 2 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
171.9 |
0.033 |
| 2001 |
291.5 |
0.025 |
| 2002 |
340.2 |
0.051 |
| 2003 |
1.2 |
0.059 |
| 2004 |
20.3 |
0.057 |
| 2005 |
43.1 |
0.050 |
| 2006 |
73.1 |
0.044 |
| 2007 |
108.8 |
0.043 |
| 2008 |
145.4 |
0.041 |
| 2009 |
208.9 |
0.023 |
| 2010 |
321.0 |
0.038 |
| 2011 |
350.0 |
0.056 |
| 2012 |
9.2 |
0.059 |
| 2013 |
29.4 |
0.054 |
| 2014 |
55.0 |
0.047 |
| 2015 |
88.1 |
0.043 |
| 2016 |
124.3 |
0.043 |
| 2017 |
164.1 |
0.036 |
| 2018 |
274.4 |
0.022 |
| 2019 |
336.3 |
0.048 |
| 2020 |
358.5 |
0.059 |
| 2021 |
17.4 |
0.058 |
| 2022 |
39.5 |
0.051 |
| 2023 |
68.4 |
0.045 |
| 2024 |
103.6 |
0.043 |
| 2025 |
140.0 |
0.042 |
| 2026 |
193.3 |
0.026 |
| 2027 |
313.7 |
0.034 |
| 2028 |
347.0 |
0.055 |
| 2029 |
6.6 |
0.059 |
| 2030 |
26.2 |
0.055 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
