22269+4943 BU 380 AB (HD 212939)
22h 26m 55.18s +49° 42' 43.0" P.A. 324.00 sep 24.8 mag 8.15,11.29 Sp B8
| Coord 2000 |
22269+4943 |
|
Discov num |
BU 380 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 26 55.18 +49 42 43.0 |
|
| Date first |
1875 |
|
Date last |
2015 |
|
Obs |
17 |
|
| Pa first |
325 |
|
Pa last |
324.3 |
|
P.A. Now (θ) |
324.3° |
|
| Sep first |
20.0 |
|
Sep last |
24.831 |
|
Sep. Now (ρ) |
24.831" |
|
| Mag pri |
8.15 |
|
Mag sec |
11.29 |
|
delta mag (ΔM) |
3.14 |
|
Spectral class |
B8 (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
+001 |
|
Sec motion dec |
+008 |
|
| Notes |
|
|
rPM=0.807
This double is not physical.
22269+4943 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 212939 |
52009 |
22 26 55 +49 42 43 |
BU 380 AB |
2015 |
17 |
324 |
24.8 |
8.15 |
11.29 |
3.14 |
|
<=== |
| Show |
|
52009 |
22 26 55 +49 42 43 |
STTA 234 AC |
2017 |
29 |
134 |
36.3 |
8.15 |
8.49 |
0.34 |
|
|
| Show |
|
52009 |
22 26 55 +49 42 43 |
BU 380 AE |
2015 |
7 |
88 |
23.6 |
8.15 |
14.40 |
6.25 |
|
|
| Show |
|
|
22 26 58 +49 42 18 |
BU 380 CD |
2015 |
9 |
242 |
21.7 |
8.49 |
13.30 |
4.81 |
|
|
| Show |
|
|
22 26 58 +49 42 18 |
BU 380 CR |
2015 |
6 |
18 |
16.6 |
8.49 |
14.40 |
5.91 |
|
|
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 212939 |
|
Constellation |
Lacerta |
|
SAO |
52009 |
|
Tycho2 |
3615-00740-1 |
|
| Gaia DR2 |
1988151635620519040 |
|
HD |
212939 |
|
