06255+2320 MCA 26 (HD 44927)
06h 25m 32.94s +23° 19' 38.0" P.A. 165.00 sep 0.0 mag 6.06,6.70 Sp A2Vn dist. 150.6 pc (491.26 l.y.)
| Coord 2000 |
06255+2320 |
|
Discov num |
MCA 26 |
|
Comp |
|
|
Coord arcsec 2000 |
06 25 32.94 +23 19 38.0 |
|
| Date first |
1976 |
|
Date last |
2001 |
|
Obs |
19 |
|
| Pa first |
161 |
|
Pa last |
164.9 |
|
P.A. Now (θ) |
6.4° |
|
| Sep first |
0.1 |
|
Sep last |
0.037 |
|
Sep. Now (ρ) |
0.017" |
|
| Mag pri |
6.06 |
|
Mag sec |
6.70 |
|
delta mag (ΔM) |
0.64 |
|
Spectral class |
A2Vn (white) |
|
| Pri motion ra |
-009 |
|
Sec motion ra |
|
|
| Pri motion dec |
-018 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 44927 |
|
Constellation |
Gemini |
|
SAO |
78349 |
|
HIP |
30570 |
|
| Tycho2 |
1879-00374-1 |
|
Gaia DR2 |
3377336026995981312 |
|
HD |
44927 |
|
HR |
2304 |
|
| GC |
8290 |
|
BD |
BD+23 1347 |
|
Distance |
150.6 |
|
Distance ly |
491.26 |
|
ORBITAL ELEMENTS
| Period (P) | 42.841y | |
Periastron (T) | 2020.594y | |
Semi-major axis (a) | 0.087a | |
| Eccentricity (e) | 0.074 | |
Inclination (i) | 82.5° | |
Longitude of periastron (ω) | 236.8° | |
| Node (Ω) | 149.3° | |
Notes | n | |
Reference | Doc2018c | |
| Equinox | 2000 | |
Last observation | 2013 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
163.6 |
0.044 |
| 2001 |
169.1 |
0.034 |
| 2002 |
179.6 |
0.023 |
| 2003 |
204.3 |
0.015 |
| 2004 |
255.8 |
0.013 |
| 2005 |
292.1 |
0.019 |
| 2006 |
306.7 |
0.029 |
| 2007 |
313.8 |
0.040 |
| 2008 |
318.0 |
0.050 |
| 2009 |
320.8 |
0.059 |
| 2010 |
322.9 |
0.067 |
| 2011 |
324.6 |
0.073 |
| 2012 |
326.0 |
0.078 |
| 2013 |
327.3 |
0.082 |
| 2014 |
328.5 |
0.083 |
| 2015 |
329.7 |
0.083 |
| 2016 |
331.0 |
0.080 |
| 2017 |
332.3 |
0.076 |
| 2018 |
333.9 |
0.069 |
| 2019 |
335.8 |
0.061 |
| 2020 |
338.5 |
0.051 |
| 2021 |
342.4 |
0.040 |
| 2022 |
349.6 |
0.029 |
| 2023 |
6.4 |
0.017 |
| 2024 |
58.0 |
0.011 |
| 2025 |
110.8 |
0.017 |
| 2026 |
128.2 |
0.028 |
| 2027 |
135.4 |
0.040 |
| 2028 |
139.4 |
0.051 |
| 2029 |
142.0 |
0.062 |
| 2030 |
143.9 |
0.070 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
