21329+4959 CHR 102 AB
21h 32m 56.58s +49° 58' 39.4" P.A. 211.00 sep 0.0 mag 6.40,6.62 Sp A0V dist. 151.06 pc (492.76 l.y.)
| Coord 2000 |
21329+4959 |
|
Discov num |
CHR 102 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 32 56.58 +49 58 39.4 |
|
| Date first |
1985 |
|
Date last |
2002 |
|
Obs |
11 |
|
| Pa first |
63 |
|
Pa last |
210.8 |
|
P.A. Now (θ) |
210.8° |
|
| Sep first |
0.0 |
|
Sep last |
0.046 |
|
Sep. Now (ρ) |
0.046" |
|
| Mag pri |
6.40 |
|
Mag sec |
6.62 |
|
delta mag (ΔM) |
0.22 |
|
Spectral class |
A0V (white) |
|
| Pri motion ra |
+012 |
|
Sec motion ra |
|
|
| Pri motion dec |
+015 |
|
Sec motion dec |
|
|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
21329+4959 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
51019 |
21 32 57 +49 58 39 |
CHR 102 AB |
2002 |
11 |
211 |
0.0 |
6.40 |
6.62 |
0.22 |
Y |
<=== |
| Show |
|
51019 |
21 32 57 +49 58 39 |
RBR 52 AB,C |
2003 |
2 |
37 |
3.8 |
5.75 |
14.00 |
8.25 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
51019 |
|
HIP |
106393 |
|
Tycho2 |
3598-02134-1 |
|
| Gaia DR2 |
2171316219676385664 |
|
HD |
205314 |
|
HR |
8246 |
|
GC |
30185 |
|
| BD |
BD+49 3553 |
|
Distance |
151.06 |
|
Distance ly |
492.76 |
|
SUSPECTED ORBITAL ELEMENTS
| Identifier | 21329+4959 CHR 102 |
| coord_arcsec_2000 | 213256.58+495839.4 |
| Period (P) | 9.68y | |
Periastron (T) | 1984.26y | |
Semi-major axis (a) | 0.055a | |
| Eccentricity (e) | 0.587 | |
Inclination (i) | 58.6° | |
Longitude of periastron (ω) | 89.7° | |
| Node (Ω) | 223.7° | |
Notes | n | |
Reference | McA1993 | |
| Equinox | | |
Last observation | | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
160.5 |
0.047 |
| 2001 |
181.0 |
0.049 |
| 2002 |
200.6 |
0.048 |
| 2003 |
227.6 |
0.033 |
| 2004 |
25.8 |
0.025 |
| 2005 |
61.3 |
0.047 |
| 2006 |
81.1 |
0.050 |
| 2007 |
100.9 |
0.048 |
| 2008 |
122.6 |
0.046 |
| 2009 |
145.5 |
0.046 |
| 2010 |
167.3 |
0.048 |
| 2011 |
187.2 |
0.049 |
| 2012 |
207.5 |
0.046 |
| 2013 |
248.3 |
0.021 |
| 2014 |
42.8 |
0.035 |
| 2015 |
67.9 |
0.049 |
| 2016 |
87.3 |
0.049 |
| 2017 |
107.6 |
0.047 |
| 2018 |
129.9 |
0.046 |
| 2019 |
152.6 |
0.046 |
| 2020 |
173.8 |
0.048 |
| 2021 |
193.4 |
0.049 |
| 2022 |
215.4 |
0.042 |
| 2023 |
319.9 |
0.012 |
| 2024 |
52.7 |
0.042 |
| 2025 |
74.2 |
0.050 |
| 2026 |
93.6 |
0.049 |
| 2027 |
114.6 |
0.046 |
| 2028 |
137.3 |
0.045 |
| 2029 |
159.7 |
0.047 |
| 2030 |
180.2 |
0.049 |
|
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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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