06319-0938 A 670 (HD 46244)
06h 31m 55.31s -09° 38' 11.8" P.A. 179.00 sep 0.5 mag 8.60,9.10 Sp F5
| Coord 2000 |
06319-0938 |
|
Discov num |
A 670 |
|
Comp |
|
|
Coord arcsec 2000 |
06 31 55.31 -09 38 11.8 |
|
| Date first |
1904 |
|
Date last |
2019 |
|
Obs |
12 |
|
| Pa first |
199 |
|
Pa last |
179.4 |
|
P.A. Now (θ) |
179.4° |
|
| Sep first |
0.5 |
|
Sep last |
0.495 |
|
Sep. Now (ρ) |
0.495" |
|
| Mag pri |
8.60 |
|
Mag sec |
9.10 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
F5 (yellow-white) |
|
| Pri motion ra |
+015 |
|
Sec motion ra |
|
|
| Pri motion dec |
-038 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 46244 |
|
Constellation |
Monoceros |
|
SAO |
133374 |
|
Tycho2 |
5369-01499-1 |
|
| Gaia DR2 |
3002971043794762496 |
|
HD |
46244 |
|
ADS |
5172 |
|
ORBITAL ELEMENTS
| Period (P) | 150.438y | |
Periastron (T) | 1989.53y | |
Semi-major axis (a) | 0.36a | |
| Eccentricity (e) | 0.689 | |
Inclination (i) | 63.9° | |
Longitude of periastron (ω) | 222° | |
| Node (Ω) | 177.5° | |
Notes | n | |
Reference | Msn2011c | |
| Equinox | 2000 | |
Last observation | 2010 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
161.8 |
0.203 |
| 2001 |
164.0 |
0.221 |
| 2002 |
165.9 |
0.239 |
| 2003 |
167.5 |
0.256 |
| 2004 |
168.9 |
0.272 |
| 2005 |
170.2 |
0.287 |
| 2006 |
171.3 |
0.301 |
| 2007 |
172.4 |
0.315 |
| 2008 |
173.3 |
0.328 |
| 2009 |
174.2 |
0.340 |
| 2010 |
175.0 |
0.352 |
| 2011 |
175.8 |
0.363 |
| 2012 |
176.5 |
0.374 |
| 2013 |
177.2 |
0.384 |
| 2014 |
177.9 |
0.393 |
| 2015 |
178.5 |
0.402 |
| 2016 |
179.1 |
0.411 |
| 2017 |
179.7 |
0.419 |
| 2018 |
180.2 |
0.427 |
| 2019 |
180.8 |
0.434 |
| 2020 |
181.3 |
0.441 |
| 2021 |
181.8 |
0.447 |
| 2022 |
182.3 |
0.454 |
| 2023 |
182.8 |
0.460 |
| 2024 |
183.2 |
0.465 |
| 2025 |
183.7 |
0.470 |
| 2026 |
184.1 |
0.475 |
| 2027 |
184.5 |
0.480 |
| 2028 |
185.0 |
0.484 |
| 2029 |
185.4 |
0.488 |
| 2030 |
185.8 |
0.492 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
