07336+1550 MCA 32 (68 Gem)
07h 33m 36.50s +15° 49' 36.1" P.A. 104.00 sep 0.2 mag 5.40,7.60 Sp A1Vn dist. 129.87 pc (423.64 l.y.)
| Coord 2000 |
07336+1550 |
|
Discov num |
MCA 32 |
|
Comp |
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Coord arcsec 2000 |
07 33 36.50 +15 49 36.1 |
|
| Date first |
1980 |
|
Date last |
2018 |
|
Obs |
33 |
|
| Pa first |
89 |
|
Pa last |
103.6 |
|
P.A. Now (θ) |
103.6° |
|
| Sep first |
0.2 |
|
Sep last |
0.213 |
|
Sep. Now (ρ) |
0.213" |
|
| Mag pri |
5.40 |
|
Mag sec |
7.60 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
A1Vn (white) |
|
| Pri motion ra |
-021 |
|
Sec motion ra |
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|
| Pri motion dec |
-014 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
68 Gem |
|
Var name |
NSV3642 Gem |
|
Constellation |
Gemini |
|
SAO |
97016 |
|
| HIP |
36760 |
|
Tycho2 |
1360-02332-1 |
|
Gaia DR2 |
3168484239974909312 |
|
HD |
60107 |
|
| HR |
2886 |
|
GC |
10106 |
|
BD |
BD+16 1510 |
|
Flamsteed |
68 Geminorum |
|
| Flamsteed name |
68 Gem |
|
Distance |
129.87 |
|
Distance ly |
423.64 |
|
ORBITAL ELEMENTS
| Period (P) | 167y | ± 27 |
Periastron (T) | 1993.71y | ± 0.17 |
Semi-major axis (a) | 0.428a | ± 0.058 |
| Eccentricity (e) | 0.879 | ± 0.033 |
Inclination (i) | 83.6° | ± 0.7 |
Longitude of periastron (ω) | 269.1° | ± 0.8 |
| Node (Ω) | 97.1° | ± 0.4 |
Notes | n | |
Reference | Tok2019c | |
| Equinox | | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
101.9 |
0.169 |
| 2001 |
102.6 |
0.178 |
| 2002 |
103.2 |
0.185 |
| 2003 |
103.8 |
0.191 |
| 2004 |
104.3 |
0.196 |
| 2005 |
104.9 |
0.200 |
| 2006 |
105.4 |
0.204 |
| 2007 |
105.9 |
0.206 |
| 2008 |
106.4 |
0.209 |
| 2009 |
106.9 |
0.211 |
| 2010 |
107.3 |
0.212 |
| 2011 |
107.8 |
0.213 |
| 2012 |
108.3 |
0.214 |
| 2013 |
108.7 |
0.214 |
| 2014 |
109.2 |
0.215 |
| 2015 |
109.6 |
0.215 |
| 2016 |
110.1 |
0.214 |
| 2017 |
110.5 |
0.214 |
| 2018 |
111.0 |
0.213 |
| 2019 |
111.5 |
0.213 |
| 2020 |
111.9 |
0.212 |
| 2021 |
112.4 |
0.210 |
| 2022 |
112.9 |
0.209 |
| 2023 |
113.4 |
0.208 |
| 2024 |
113.8 |
0.206 |
| 2025 |
114.3 |
0.205 |
| 2026 |
114.8 |
0.203 |
| 2027 |
115.4 |
0.201 |
| 2028 |
115.9 |
0.199 |
| 2029 |
116.4 |
0.197 |
| 2030 |
117.0 |
0.195 |
|
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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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