21390+5729 GUI 36 CD
21h 38m 58.88s +57° 29' 14.6" P.A. 324.00 sep 30.6 mag 7.48,7.53 Sp B1.5V+B1V
Coord 2000 |
21390+5729 |
|
Discov num |
GUI 36 |
|
Comp |
CD |
|
Coord arcsec 2000 |
21 38 58.88 +57 29 14.6 |
|
Date first |
1783 |
|
Date last |
2018 |
|
Obs |
81 |
|
Pa first |
329 |
|
Pa last |
324.4 |
|
P.A. Now (θ) |
324.4° |
|
Sep first |
28.6 |
|
Sep last |
30.62 |
|
Sep. Now (ρ) |
30.62" |
|
Mag pri |
7.48 |
|
Mag sec |
7.53 |
|
delta mag (ΔM) |
0.05 |
|
Spectral class |
B1.5V+B1V (blue-white/blue-white) |
|
Pri motion ra |
-006 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
+004 |
|
Sec motion dec |
-002 |
|
Notes |
N
(See Notes) |
|
rPM=1.083
This double is not physical.
21390+5729 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
33626 |
21 38 58 +57 29 20 |
MIU 2 Aa,Ab |
2018 |
16 |
196 |
0.1 |
5.73 |
|
|
|
|
Show |
|
33626 |
21 38 58 +57 29 20 |
BU 1143 AB |
2018 |
9 |
319 |
1.8 |
5.73 |
13.30 |
7.57 |
|
|
Show |
HD 206267 |
33626 |
21 38 58 +57 29 20 |
STF 2816 AC |
2018 |
111 |
120 |
11.8 |
5.73 |
7.48 |
1.75 |
|
|
Show |
|
33626 |
21 38 58 +57 29 20 |
STF 2816 AD |
2018 |
110 |
339 |
20.6 |
5.73 |
7.53 |
1.80 |
|
|
Show |
|
|
21 38 59 +57 29 15 |
GUI 36 CD |
2018 |
81 |
324 |
30.6 |
7.48 |
7.53 |
0.05 |
|
<=== |
Show |
|
|
21 38 57 +57 29 39 |
FLE 3 DE |
2015 |
8 |
351 |
55.2 |
7.53 |
13.19 |
5.66 |
|
|
Sextuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cepheus |
|
Tycho2 |
3975-01823-1 |
|
Gaia DR2 |
2178396937123252736 |
|