22077+2622 COU 537
22h 07m 40.20s +26° 21' 35.8" P.A. 328.00 sep 0.2 mag 8.60,8.80 Sp G0
Coord 2000 |
22077+2622 |
|
Discov num |
COU 537 |
|
Comp |
|
|
Coord arcsec 2000 |
22 07 40.20 +26 21 35.8 |
|
Date first |
1970 |
|
Date last |
2013 |
|
Obs |
40 |
|
Pa first |
339 |
|
Pa last |
327.6 |
|
P.A. Now (θ) |
354.9° |
|
Sep first |
0.3 |
|
Sep last |
0.241 |
|
Sep. Now (ρ) |
0.234" |
|
Mag pri |
8.60 |
|
Mag sec |
8.80 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-017 |
|
Sec motion ra |
|
|
Pri motion dec |
-020 |
|
Sec motion dec |
|
|
Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Pegasus |
|
Tycho2 |
2212-01321-1 |
|
ORBITAL ELEMENTS
Period (P) | 47.43y | |
Periastron (T) | 1993.7y | |
Semi-major axis (a) | 0.185a | |
Eccentricity (e) | 0.595 | |
Inclination (i) | 35.1° | |
Longitude of periastron (ω) | 89.1° | |
Node (Ω) | 69.3° | |
Notes | | |
Reference | Doc2012g | |
Equinox | 2000 | |
Last observation | 2008 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
273.2 |
0.162 |
2001 |
279.3 |
0.174 |
2002 |
284.7 |
0.184 |
2003 |
289.5 |
0.192 |
2004 |
293.9 |
0.200 |
2005 |
298.1 |
0.207 |
2006 |
301.9 |
0.213 |
2007 |
305.6 |
0.218 |
2008 |
309.1 |
0.223 |
2009 |
312.5 |
0.227 |
2010 |
315.8 |
0.230 |
2011 |
319.0 |
0.233 |
2012 |
322.1 |
0.236 |
2013 |
325.1 |
0.238 |
2014 |
328.1 |
0.239 |
2015 |
331.1 |
0.240 |
2016 |
334.1 |
0.241 |
2017 |
337.0 |
0.241 |
2018 |
339.9 |
0.241 |
2019 |
342.9 |
0.241 |
2020 |
345.8 |
0.240 |
2021 |
348.8 |
0.238 |
2022 |
351.8 |
0.237 |
2023 |
354.9 |
0.234 |
2024 |
358.0 |
0.232 |
2025 |
1.3 |
0.229 |
2026 |
4.6 |
0.225 |
2027 |
8.0 |
0.221 |
2028 |
11.6 |
0.216 |
2029 |
15.4 |
0.210 |
2030 |
19.3 |
0.204 |
|
|
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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WDS 22077+2622 COU 537 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Doc2012g |
orb - |
Docobo, J.A. & Ling, J.F. |
2012IAUDS.177R...1D |
Doc2012g |
|
Inf. Circ. 177, 1, 2012 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
COU |
Couteau, P. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
22077+2622 |
COU 537 |
|
1996 |
33 |
242 |
0.1 |
8.60 |
8.80 |
G0 |
NO |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2006 |
34 |
303 |
0.2 |
8.60 |
8.80 |
G0 |
NO |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2007 |
35 |
136 |
0.2 |
8.60 |
8.80 |
G0 |
NO |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2008 |
36 |
319 |
0.3 |
8.60 |
8.80 |
G0 |
NO |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2009 |
37 |
320 |
0.3 |
8.60 |
8.80 |
G0 |
NO |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2010 |
39 |
325 |
0.3 |
8.60 |
8.80 |
G0 |
O |
220740.20+262135.8 |
22077+2622 |
COU 537 |
|
2013 |
40 |
328 |
0.2 |
8.60 |
8.80 |
G0 |
O |
220740.20+262135.8 |
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WDS 22077+2622 COU 537 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 22077+2622 COU 537 : MEASURES
No records found.
WDS 22077+2622 : VIRTUAL EYEPIECE
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WDS 22077+2622 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.