07006+3157 RED 16
07h 00m 36.64s +31° 57' 26.6" P.A. 284.00 sep 0.3 mag 13.48,14.70 Sp L3.5+L6
Coord 2000 |
07006+3157 |
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Discov num |
RED 16 |
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Comp |
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Coord arcsec 2000 |
07 00 36.64 +31 57 26.6 |
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Date first |
2005 |
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Date last |
2015 |
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Obs |
21 |
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Pa first |
102 |
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Pa last |
284 |
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P.A. Now (θ) |
284° |
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Sep first |
0.2 |
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Sep last |
0.304 |
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Sep. Now (ρ) |
0.304" |
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Mag pri |
13.48 |
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Mag sec |
14.70 |
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delta mag (ΔM) |
1.22 |
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Spectral class |
L3.5+L6 (very deep red/very deep red) |
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Pri motion ra |
+076 |
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Sec motion ra |
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Pri motion dec |
-556 |
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Sec motion dec |
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Notes |
N
O
K
(See Notes, Orbital solution, K-band or other infrared magnitudes) |
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Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
ORBITAL ELEMENTS
Period (P) | 23.9y | ± 0.5 |
Periastron (T) | 62600d (2030.269y) | ± 5 |
Semi-major axis (a) | 377m | ± 6 |
Eccentricity (e) | 0.013 | ± 0.007 |
Inclination (i) | 88.14° | ± 0.025 |
Longitude of periastron (ω) | 80° | ± 60 |
Node (Ω) | 102.666° | ± 0.022 |
Notes | n | |
Reference | Dup2017 | |
Equinox | | |
Last observation | 2015 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
102.1 |
0.360 |
2001 |
102.6 |
0.376 |
2002 |
103.1 |
0.366 |
2003 |
103.7 |
0.330 |
2004 |
104.4 |
0.271 |
2005 |
105.7 |
0.193 |
2006 |
109.3 |
0.101 |
2007 |
185.1 |
0.012 |
2008 |
275.9 |
0.098 |
2009 |
279.5 |
0.190 |
2010 |
280.9 |
0.269 |
2011 |
281.6 |
0.329 |
2012 |
282.2 |
0.366 |
2013 |
282.7 |
0.378 |
2014 |
283.2 |
0.364 |
2015 |
283.8 |
0.325 |
2016 |
284.6 |
0.265 |
2017 |
286.0 |
0.187 |
2018 |
289.7 |
0.098 |
2019 |
12.6 |
0.012 |
2020 |
95.6 |
0.097 |
2021 |
99.4 |
0.187 |
2022 |
100.8 |
0.265 |
2023 |
101.6 |
0.325 |
2024 |
102.1 |
0.363 |
2025 |
102.6 |
0.376 |
2026 |
103.1 |
0.363 |
2027 |
103.7 |
0.325 |
2028 |
104.5 |
0.264 |
2029 |
105.9 |
0.184 |
2030 |
110.0 |
0.092 |
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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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