03342+4837 BU 787 AD
03h 34m 12.97s +48° 37' 02.9" P.A. 181.00 sep 34.5 mag 7.38,11.75 Sp B9.5V dist. 261.1 pc (851.71 l.y.)
Coord 2000 |
03342+4837 |
|
Discov num |
BU 787 |
|
Comp |
AD |
|
Coord arcsec 2000 |
03 34 12.97 +48 37 02.9 |
|
Date first |
1898 |
|
Date last |
2016 |
|
Obs |
14 |
|
Pa first |
176 |
|
Pa last |
181 |
|
P.A. Now (θ) |
181° |
|
Sep first |
36.8 |
|
Sep last |
34.47 |
|
Sep. Now (ρ) |
34.47" |
|
Mag pri |
7.38 |
|
Mag sec |
11.75 |
|
delta mag (ΔM) |
4.37 |
|
Spectral class |
B9.5V (blue-white) |
|
Pri motion ra |
+021 |
|
Sec motion ra |
+022 |
|
Pri motion dec |
-027 |
|
Sec motion dec |
+018 |
|
Notes |
N
(See Notes) |
|
rPM=1.316
This double is not physical.
03342+4837 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 21931 |
38946 |
03 34 13 +48 37 03 |
BU 787 AB |
2016 |
20 |
293 |
5.2 |
7.38 |
11.90 |
4.52 |
Y |
|
Show |
|
38946 |
03 34 13 +48 37 03 |
BU 787 AD |
2016 |
14 |
181 |
34.5 |
7.38 |
11.75 |
4.37 |
|
<=== |
Show |
|
38946 |
03 34 13 +48 37 03 |
ARN 57 AE |
2015 |
14 |
29 |
175.2 |
7.38 |
8.81 |
1.43 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Perseus |
|
SAO |
38946 |
|
HIP |
16649 |
|
Tycho2 |
3317-00589-1 |
|
Gaia DR2 |
249282105184992384 |
|
HD |
21931 |
|
BD |
BD+48 949 |
|
Distance |
261.1 |
|
Distance ly |
851.71 |
|