16143-1025 RST 3936 AB
16h 14m 16.53s -10° 24' 52.0" P.A. 269.00 sep 0.3 mag 8.20,8.40 Sp F7V dist. 78.99 pc (257.67 l.y.)
Coord 2000 |
16143-1025 |
|
Discov num |
RST3936 |
|
Comp |
AB |
|
Coord arcsec 2000 |
16 14 16.53 -10 24 52.0 |
|
Date first |
1937 |
|
Date last |
2018 |
|
Obs |
25 |
|
Pa first |
285 |
|
Pa last |
269.4 |
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P.A. Now (θ) |
266.6° |
|
Sep first |
0.2 |
|
Sep last |
0.301 |
|
Sep. Now (ρ) |
0.289" |
|
Mag pri |
8.20 |
|
Mag sec |
8.40 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
F7V (yellow-white) |
|
Pri motion ra |
+077 |
|
Sec motion ra |
|
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Pri motion dec |
-018 |
|
Sec motion dec |
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|
Notes |
O
(Orbital solution) |
|
This double is physical.
16143-1025 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
159803 |
16 14 17 -10 24 52 |
RST 3936 AB |
2018 |
25 |
269 |
0.3 |
8.20 |
8.40 |
0.20 |
Y |
<=== |
Show |
HD 145996 |
159803 |
16 14 17 -10 24 52 |
STF 2019 AB,C |
2018 |
22 |
153 |
22.3 |
7.38 |
9.84 |
2.46 |
|
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Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Scorpius |
|
SAO |
159803 |
|
HIP |
79588 |
|
Tycho2 |
5617-01373-1 |
|
Gaia DR2 |
4344884406644977280 |
|
HD |
145996 |
|
BD |
BD-10 4276 |
|
Distance |
78.99 |
|
Distance ly |
257.67 |
|
ORBITAL ELEMENTS
Period (P) | 35y | |
Periastron (T) | 1999.92y | |
Semi-major axis (a) | 0.173a | |
Eccentricity (e) | 0.818 | |
Inclination (i) | 109.7° | |
Longitude of periastron (ω) | 160.6° | |
Node (Ω) | 263.6° | |
Notes | | |
Reference | Tok2019c | |
Equinox | | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
85.4 |
0.032 |
2001 |
12.8 |
0.025 |
2002 |
312.8 |
0.047 |
2003 |
296.5 |
0.078 |
2004 |
289.5 |
0.108 |
2005 |
285.4 |
0.135 |
2006 |
282.6 |
0.159 |
2007 |
280.5 |
0.181 |
2008 |
278.9 |
0.201 |
2009 |
277.5 |
0.218 |
2010 |
276.4 |
0.234 |
2011 |
275.3 |
0.248 |
2012 |
274.4 |
0.260 |
2013 |
273.6 |
0.271 |
2014 |
272.8 |
0.280 |
2015 |
272.0 |
0.287 |
2016 |
271.3 |
0.293 |
2017 |
270.7 |
0.297 |
2018 |
270.0 |
0.300 |
2019 |
269.3 |
0.301 |
2020 |
268.7 |
0.301 |
2021 |
268.0 |
0.299 |
2022 |
267.3 |
0.295 |
2023 |
266.6 |
0.289 |
2024 |
265.9 |
0.282 |
2025 |
265.1 |
0.273 |
2026 |
264.3 |
0.261 |
2027 |
263.4 |
0.247 |
2028 |
262.3 |
0.230 |
2029 |
261.1 |
0.210 |
2030 |
259.6 |
0.187 |
|
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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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