12533+2115 STF 1687 AB (35 Com)
12h 53m 17.77s +21° 14' 42.1" P.A. 203.00 sep 1.2 mag 5.15,7.08 Sp G7III dist. 86.81 pc (283.17 l.y.)
Coord 2000 |
12533+2115 |
|
Discov num |
STF1687 |
|
Comp |
AB |
|
Coord arcsec 2000 |
12 53 17.77 +21 14 42.1 |
|
Date first |
1829 |
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Date last |
2020 |
|
Obs |
402 |
|
Pa first |
25 |
|
Pa last |
202.8 |
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P.A. Now (θ) |
202.9° |
|
Sep first |
1.4 |
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Sep last |
1.2 |
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Sep. Now (ρ) |
1.205" |
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Mag pri |
5.15 |
|
Mag sec |
7.08 |
|
delta mag (ΔM) |
1.93 |
|
Spectral class |
G7III (yellow) |
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Pri motion ra |
-048 |
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Sec motion ra |
-048 |
|
Pri motion dec |
-027 |
|
Sec motion dec |
-027 |
|
Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
12533+2115 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
35 Com |
82550 |
12 53 18 +21 14 42 |
STF 1687 AB |
2020 |
402 |
203 |
1.2 |
5.15 |
7.08 |
1.93 |
Y |
<=== |
Show |
|
82550 |
12 53 18 +21 14 42 |
STF 1687 AC |
2016 |
109 |
127 |
28.5 |
5.15 |
9.76 |
4.61 |
|
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Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
35 Com |
|
Constellation |
Coma Berenices |
|
SAO |
82550 |
|
HIP |
62886 |
|
Tycho2 |
1455-01412-1 |
|
Gaia DR2 |
3942757338955937408 |
|
HD |
112033 |
|
HR |
4894 |
|
GC |
17493 |
|
ADS |
8695 |
|
BD |
BD+22 2519 |
|
Flamsteed |
35 Comae Berenices |
|
Flamsteed name |
35 Com |
|
Distance |
86.81 |
|
Distance ly |
283.17 |
|
ORBITAL ELEMENTS
Period (P) | 486.3482y | ± 101.6832 |
Periastron (T) | 1929.2214y | ± 53.8046 |
Semi-major axis (a) | 1.34595a | ± 0.11221 |
Eccentricity (e) | 0.14466 | ± 0.11126 |
Inclination (i) | 34.132° | ± 5.931 |
Longitude of periastron (ω) | 51.278° | ± 33.063 |
Node (Ω) | 60.531° | ± 12.35 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2014 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
183.5 |
1.084 |
2001 |
184.5 |
1.089 |
2002 |
185.4 |
1.094 |
2003 |
186.3 |
1.099 |
2004 |
187.2 |
1.104 |
2005 |
188.1 |
1.109 |
2006 |
189.0 |
1.114 |
2007 |
189.9 |
1.119 |
2008 |
190.7 |
1.125 |
2009 |
191.6 |
1.130 |
2010 |
192.5 |
1.135 |
2011 |
193.3 |
1.140 |
2012 |
194.1 |
1.146 |
2013 |
195.0 |
1.151 |
2014 |
195.8 |
1.156 |
2015 |
196.6 |
1.162 |
2016 |
197.4 |
1.167 |
2017 |
198.2 |
1.172 |
2018 |
199.0 |
1.178 |
2019 |
199.8 |
1.183 |
2020 |
200.6 |
1.189 |
2021 |
201.4 |
1.194 |
2022 |
202.1 |
1.199 |
2023 |
202.9 |
1.205 |
2024 |
203.7 |
1.210 |
2025 |
204.4 |
1.215 |
2026 |
205.1 |
1.221 |
2027 |
205.9 |
1.226 |
2028 |
206.6 |
1.231 |
2029 |
207.3 |
1.237 |
2030 |
208.0 |
1.242 |
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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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