06450+1045 A 2825 (HD 48688)
06h 44m 59.14s +10° 45' 09.6" P.A. 172.00 sep 0.2 mag 8.80,9.02 Sp G0III dist. 392.16 pc (1279.23 l.y.)
| Coord 2000 |
06450+1045 |
|
Discov num |
A 2825 |
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Comp |
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Coord arcsec 2000 |
06 44 59.14 +10 45 09.6 |
|
| Date first |
1914 |
|
Date last |
2013 |
|
Obs |
20 |
|
| Pa first |
324 |
|
Pa last |
172.1 |
|
P.A. Now (θ) |
172.1° |
|
| Sep first |
0.2 |
|
Sep last |
0.233 |
|
Sep. Now (ρ) |
0.233" |
|
| Mag pri |
8.80 |
|
Mag sec |
9.02 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
G0III (yellow) |
|
| Pri motion ra |
-010 |
|
Sec motion ra |
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| Pri motion dec |
-012 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 48688 |
|
Constellation |
Monoceros |
|
SAO |
96068 |
|
HIP |
32337 |
|
| Tycho2 |
0750-00344-1 |
|
Gaia DR2 |
3350818383513503360 |
|
HD |
48688 |
|
ADS |
5407 |
|
| BD |
BD+10 1253 |
|
Distance |
392.16 |
|
Distance ly |
1279.23 |
|
ORBITAL ELEMENTS
| Period (P) | 506.4y | |
Periastron (T) | 2011.1y | |
Semi-major axis (a) | 0.39a | |
| Eccentricity (e) | 0.342 | |
Inclination (i) | 103.7° | |
Longitude of periastron (ω) | 354.4° | |
| Node (Ω) | 172.2° | |
Notes | | |
Reference | Zir2013d | |
| Equinox | 2000 | |
Last observation | 2012 | |
Grade | 5 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
177.8 |
0.241 |
| 2001 |
177.4 |
0.243 |
| 2002 |
177.0 |
0.244 |
| 2003 |
176.6 |
0.246 |
| 2004 |
176.2 |
0.248 |
| 2005 |
175.8 |
0.249 |
| 2006 |
175.4 |
0.251 |
| 2007 |
175.1 |
0.252 |
| 2008 |
174.7 |
0.253 |
| 2009 |
174.3 |
0.254 |
| 2010 |
173.9 |
0.255 |
| 2011 |
173.6 |
0.255 |
| 2012 |
173.2 |
0.256 |
| 2013 |
172.8 |
0.256 |
| 2014 |
172.5 |
0.257 |
| 2015 |
172.1 |
0.257 |
| 2016 |
171.7 |
0.257 |
| 2017 |
171.4 |
0.257 |
| 2018 |
171.0 |
0.257 |
| 2019 |
170.6 |
0.257 |
| 2020 |
170.3 |
0.256 |
| 2021 |
169.9 |
0.256 |
| 2022 |
169.5 |
0.255 |
| 2023 |
169.2 |
0.254 |
| 2024 |
168.8 |
0.253 |
| 2025 |
168.4 |
0.252 |
| 2026 |
168.0 |
0.251 |
| 2027 |
167.7 |
0.250 |
| 2028 |
167.3 |
0.248 |
| 2029 |
166.9 |
0.247 |
| 2030 |
166.5 |
0.245 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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