20228+5325 STF 2681 CD
20h 22m 48.13s +53° 24' 26.5" P.A. 101.00 sep 23.3 mag 8.89,11.80 Sp A3 dist. 139.47 pc (454.95 l.y.)
Coord 2000 |
20228+5325 |
|
Discov num |
STF2681 |
|
Comp |
CD |
|
Coord arcsec 2000 |
20 22 48.13 +53 24 26.5 |
|
Date first |
1830 |
|
Date last |
2015 |
|
Obs |
22 |
|
Pa first |
103 |
|
Pa last |
101.3 |
|
P.A. Now (θ) |
101.3° |
|
Sep first |
22.0 |
|
Sep last |
23.271 |
|
Sep. Now (ρ) |
23.271" |
|
Mag pri |
8.89 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
2.91 |
|
Spectral class |
A3 (white) |
|
Pri motion ra |
+031 |
|
Sec motion ra |
+036 |
|
Pri motion dec |
+031 |
|
Sec motion dec |
+031 |
|
Notes |
|
|
rPM=0.105 (< 0.3, Physical double)
This double is physical.
20228+5325 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 194354 |
32516 |
20 22 50 +53 25 03 |
STF 2681 AB |
2015 |
25 |
39 |
6.8 |
7.97 |
10.61 |
2.64 |
|
|
Show |
|
32516 |
20 22 50 +53 25 03 |
STF 2681 AC |
2015 |
31 |
199 |
38.2 |
7.97 |
8.89 |
0.92 |
|
|
Show |
|
32516 |
20 22 50 +53 25 03 |
STF 2681 AD |
2015 |
15 |
166 |
42.0 |
7.97 |
11.80 |
3.83 |
|
|
Show |
|
32515 |
20 22 48 +53 24 26 |
STF 2681 CD |
2015 |
22 |
101 |
23.3 |
8.89 |
11.80 |
2.91 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
32515 |
|
HIP |
100505 |
|
Tycho2 |
3937-01761-1 |
|
Gaia DR2 |
2184841106046100224 |
|
HD |
235207 |
|
BD |
BD+52 2693 |
|
Distance |
139.47 |
|
Distance ly |
454.95 |
|