21172-0414 BU 161 AE
21h 17m 10.66s -04° 14' 22.3" P.A. 327.00 sep 39.9 mag 8.18,13.10 Sp K0 dist. 414.94 pc (1353.53 l.y.)
Coord 2000 |
21172-0414 |
|
Discov num |
BU 161 |
|
Comp |
AE |
|
Coord arcsec 2000 |
21 17 10.66 -04 14 22.3 |
|
Date first |
1899 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
332 |
|
Pa last |
327.4 |
|
P.A. Now (θ) |
327.4° |
|
Sep first |
40.6 |
|
Sep last |
39.934 |
|
Sep. Now (ρ) |
39.934" |
|
Mag pri |
8.18 |
|
Mag sec |
13.10 |
|
delta mag (ΔM) |
4.92 |
|
Spectral class |
K0 (yellow-orange) |
|
Pri motion ra |
+010 |
|
Sec motion ra |
-019 |
|
Pri motion dec |
+002 |
|
Sec motion dec |
+028 |
|
Notes |
N
(See Notes) |
|
rPM=1.151
This double is not physical.
21172-0414 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 202632 |
145265 |
21 17 11 -04 14 22 |
BU 161 AB |
2014 |
15 |
350 |
101.2 |
8.18 |
10.29 |
2.11 |
|
|
Show |
|
145265 |
21 17 11 -04 14 22 |
BU 161 AD |
2015 |
8 |
315 |
32.4 |
8.18 |
13.60 |
5.42 |
|
|
Show |
|
145265 |
21 17 11 -04 14 22 |
BU 161 AE |
2015 |
6 |
327 |
39.9 |
8.18 |
13.10 |
4.92 |
|
<=== |
Show |
|
|
21 17 09 -04 12 43 |
BU 161 BC |
2015 |
13 |
315 |
8.2 |
10.29 |
11.60 |
1.31 |
|
|
Show |
|
|
21 17 09 -04 13 59 |
BU 161 DE |
2015 |
6 |
8 |
10.8 |
13.70 |
13.70 |
0.00 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Aquarius |
|
SAO |
145265 |
|
HIP |
105075 |
|
Tycho2 |
5202-00262-1 |
|
Gaia DR2 |
6911816038238650368 |
|
HD |
202632 |
|
BD |
BD-04 5404 |
|
Distance |
414.94 |
|
Distance ly |
1353.53 |
|