22061-0521 TOK 373 (NT Aqr)
22h 06m 05.33s -05° 21' 28.9" P.A. 225.00 sep 0.2 mag 7.60,11.30 Sp G5V dist. 35.15 pc (114.66 l.y.)
Coord 2000 |
22061-0521 |
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Discov num |
TOK 373 |
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Comp |
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Coord arcsec 2000 |
22 06 05.33 -05 21 28.9 |
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Date first |
2012 |
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Date last |
2020 |
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Obs |
10 |
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Pa first |
49 |
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Pa last |
225 |
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P.A. Now (θ) |
225° |
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Sep first |
0.1 |
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Sep last |
0.243 |
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Sep. Now (ρ) |
0.243" |
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Mag pri |
7.60 |
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Mag sec |
11.30 |
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delta mag (ΔM) |
3.7 |
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Spectral class |
G5V (yellow) |
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Pri motion ra |
+171 |
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Sec motion ra |
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Pri motion dec |
-046 |
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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
Var name |
NT Aqr |
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Constellation |
Aquarius |
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SAO |
145866 |
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HIP |
109110 |
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Tycho2 |
5230-00369-1 |
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Gaia DR2 |
2621051110038749440 |
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HD |
209779 |
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GC |
30903 |
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BD |
BD-06 5908 |
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Distance |
35.15 |
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Distance ly |
114.66 |
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ORBITAL ELEMENTS
Period (P) | 13.1y | |
Periastron (T) | 2013.53y | ± 0.22 |
Semi-major axis (a) | 0.182a | ± 0.003 |
Eccentricity (e) | 0.366 | ± 0.021 |
Inclination (i) | 96.4° | ± 1.1 |
Longitude of periastron (ω) | 352.3° | ± 8 |
Node (Ω) | 45.6° | ± 0.7 |
Notes | n | |
Reference | Tok2019c | |
Equinox | | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
50.0 |
0.098 |
2001 |
42.3 |
0.108 |
2002 |
23.5 |
0.043 |
2003 |
247.9 |
0.052 |
2004 |
234.1 |
0.129 |
2005 |
230.2 |
0.188 |
2006 |
228.1 |
0.228 |
2007 |
226.4 |
0.247 |
2008 |
224.9 |
0.243 |
2009 |
223.1 |
0.216 |
2010 |
220.5 |
0.166 |
2011 |
214.5 |
0.092 |
2012 |
122.8 |
0.017 |
2013 |
51.0 |
0.092 |
2014 |
43.1 |
0.111 |
2015 |
27.8 |
0.051 |
2016 |
251.9 |
0.044 |
2017 |
234.7 |
0.122 |
2018 |
230.5 |
0.183 |
2019 |
228.3 |
0.225 |
2020 |
226.6 |
0.246 |
2021 |
225.0 |
0.244 |
2022 |
223.3 |
0.220 |
2023 |
220.9 |
0.172 |
2024 |
215.5 |
0.100 |
2025 |
155.3 |
0.018 |
2026 |
52.2 |
0.085 |
2027 |
43.8 |
0.114 |
2028 |
31.0 |
0.058 |
2029 |
257.8 |
0.037 |
2030 |
235.3 |
0.114 |
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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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