21028+4551 KUI 104 CD
21h 02m 40.75s +45° 53' 05.1" P.A. 85.00 sep 2.7 mag 7.82,13.40 Sp K2 dist. 19.47 pc (63.51 l.y.)
Coord 2000 |
21028+4551 |
|
Discov num |
KUI 104 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 02 40.75 +45 53 05.1 |
|
Date first |
1934 |
|
Date last |
2017 |
|
Obs |
17 |
|
Pa first |
104 |
|
Pa last |
85.1 |
|
P.A. Now (θ) |
85.1° |
|
Sep first |
2.8 |
|
Sep last |
2.66 |
|
Sep. Now (ρ) |
2.66" |
|
Mag pri |
7.82 |
|
Mag sec |
13.40 |
|
delta mag (ΔM) |
5.58 |
|
Spectral class |
K2 (yellow-orange) |
|
Pri motion ra |
+404 |
|
Sec motion ra |
|
|
Pri motion dec |
+141 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
21028+4551 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
50390 |
21 02 49 +45 50 56 |
BU 1138 AB |
2006 |
57 |
172 |
0.1 |
7.10 |
7.30 |
0.20 |
Y |
|
Show |
HD 200595 |
50390 |
21 02 49 +45 50 56 |
BU 1138 AC |
2012 |
21 |
330 |
152.1 |
6.46 |
7.82 |
1.36 |
|
|
Show |
|
50388 |
21 02 41 +45 53 05 |
KUI 104 CD |
2017 |
17 |
85 |
2.7 |
7.82 |
13.40 |
5.58 |
|
<=== |
Show |
|
50388 |
21 02 41 +45 53 05 |
BU 1138 CE |
2003 |
8 |
249 |
23.6 |
7.82 |
12.38 |
4.56 |
|
|
Show |
|
50388 |
21 02 41 +45 53 05 |
FYM 331 CF |
2017 |
6 |
39 |
11.9 |
7.82 |
15.70 |
7.88 |
|
|
Show |
|
50388 |
21 02 41 +45 53 05 |
HLA 30 CG |
2016 |
1 |
148 |
7.3 |
5.40 |
14.30 |
8.90 |
|
|
Septuple system
7 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Var name |
V2436 Cyg |
|
Constellation |
Cygnus |
|
SAO |
50388 |
|
HIP |
103859 |
|
Tycho2 |
3588-03634-1 |
|
HD |
200560 |
|
GC |
29398 |
|
GL |
Gl 816.1A |
|
BD |
BD+45 3371 |
|
Distance |
19.47 |
|
Distance ly |
63.51 |
|