21323+5245 BU 370 AB (HD 205236)
21h 32m 16.33s +52° 45' 01.6" P.A. 325.00 sep 3.4 mag 8.76,9.62 Sp A0
Coord 2000 |
21323+5245 |
|
Discov num |
BU 370 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 32 16.33 +52 45 01.6 |
|
Date first |
1875 |
|
Date last |
2017 |
|
Obs |
30 |
|
Pa first |
340 |
|
Pa last |
324.9 |
|
P.A. Now (θ) |
324.9° |
|
Sep first |
4.0 |
|
Sep last |
3.427 |
|
Sep. Now (ρ) |
3.427" |
|
Mag pri |
8.76 |
|
Mag sec |
9.62 |
|
delta mag (ΔM) |
0.86 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
+009 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-028 |
|
Sec motion dec |
-017 |
|
Notes |
|
|
rPM=0.462
Nature of this double is uncertain.
21323+5245 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 205236 |
|
21 32 16 +52 45 02 |
BU 370 AB |
2017 |
30 |
325 |
3.4 |
8.76 |
9.62 |
0.86 |
|
<=== |
Show |
|
|
21 32 16 +52 45 04 |
A 1698 BC |
2015 |
4 |
0 |
4.0 |
9.62 |
14.60 |
4.98 |
|
|
Show |
|
|
21 32 16 +52 45 04 |
A 1698 BD |
2015 |
5 |
234 |
8.6 |
9.62 |
14.60 |
4.98 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 205236 |
|
Constellation |
Cygnus |
|
Tycho2 |
3966-01402-1 |
|
Gaia DR2 |
2172599551609614464 |
|
HD |
205236 |
|