03521+4048 STT 66 (HD 24117)
03h 52m 04.69s +40° 47' 50.7" P.A. 146.00 sep 1.0 mag 8.11,8.54 Sp A2 dist. 236.41 pc (771.17 l.y.)
Coord 2000 |
03521+4048 |
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Discov num |
STT 66 |
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Comp |
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Coord arcsec 2000 |
03 52 04.69 +40 47 50.7 |
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Date first |
1843 |
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Date last |
2018 |
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Obs |
61 |
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Pa first |
147 |
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Pa last |
145.6 |
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P.A. Now (θ) |
145.6° |
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Sep first |
0.4 |
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Sep last |
1.016 |
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Sep. Now (ρ) |
1.016" |
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Mag pri |
8.11 |
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Mag sec |
8.54 |
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delta mag (ΔM) |
0.43 |
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Spectral class |
A2 (white) |
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Pri motion ra |
-006 |
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Sec motion ra |
-006 |
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Pri motion dec |
-010 |
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Sec motion dec |
-010 |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 24117 |
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Constellation |
Perseus |
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SAO |
39161 |
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HIP |
18095 |
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Tycho2 |
2868-00297-1 |
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Gaia DR2 |
230846765518191104 |
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HD |
24117 |
|
ADS |
2815 |
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BD |
BD+40 847 |
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Distance |
236.41 |
|
Distance ly |
771.17 |
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ORBITAL ELEMENTS
Period (P) | 1198.4681y | ± 585.6737 |
Periastron (T) | 2090.1841y | ± 46.7034 |
Semi-major axis (a) | 2.49681a | ± 1.56078 |
Eccentricity (e) | 0.8157 | ± 0.18813 |
Inclination (i) | 87.97° | ± 1.959 |
Longitude of periastron (ω) | 74.298° | ± 20.882 |
Node (Ω) | 147.528° | ± 1.661 |
Notes | | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
144.3 |
0.984 |
2001 |
144.3 |
0.985 |
2002 |
144.4 |
0.986 |
2003 |
144.4 |
0.988 |
2004 |
144.5 |
0.989 |
2005 |
144.5 |
0.990 |
2006 |
144.5 |
0.991 |
2007 |
144.6 |
0.992 |
2008 |
144.6 |
0.992 |
2009 |
144.7 |
0.993 |
2010 |
144.7 |
0.994 |
2011 |
144.7 |
0.994 |
2012 |
144.8 |
0.995 |
2013 |
144.8 |
0.995 |
2014 |
144.8 |
0.995 |
2015 |
144.9 |
0.996 |
2016 |
144.9 |
0.996 |
2017 |
145.0 |
0.996 |
2018 |
145.0 |
0.996 |
2019 |
145.0 |
0.995 |
2020 |
145.1 |
0.995 |
2021 |
145.1 |
0.995 |
2022 |
145.2 |
0.994 |
2023 |
145.2 |
0.993 |
2024 |
145.2 |
0.993 |
2025 |
145.3 |
0.992 |
2026 |
145.3 |
0.991 |
2027 |
145.4 |
0.990 |
2028 |
145.4 |
0.988 |
2029 |
145.4 |
0.987 |
2030 |
145.5 |
0.985 |
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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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