20569-0942 BU 1034 AB (7 Aqr)
20h 56m 54.02s -09° 41' 51.1" P.A. 166.00 sep 2.2 mag 5.70,11.40 Sp gK5 dist. 167.5 pc (546.38 l.y.)
Coord 2000 |
20569-0942 |
|
Discov num |
BU 1034 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 56 54.02 -09 41 51.1 |
|
Date first |
1888 |
|
Date last |
2016 |
|
Obs |
10 |
|
Pa first |
165 |
|
Pa last |
165.8 |
|
P.A. Now (θ) |
165.8° |
|
Sep first |
2.1 |
|
Sep last |
2.172 |
|
Sep. Now (ρ) |
2.172" |
|
Mag pri |
5.70 |
|
Mag sec |
11.40 |
|
delta mag (ΔM) |
5.7 |
|
Spectral class |
gK5 |
|
Pri motion ra |
-003 |
|
Sec motion ra |
|
|
Pri motion dec |
-010 |
|
Sec motion dec |
|
|
Notes |
N
(See Notes) |
|
Nature of this double is uncertain.
20569-0942 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
7 Aqr |
144968 |
20 56 54 -09 41 51 |
BU 1034 AB |
2016 |
10 |
166 |
2.2 |
5.70 |
11.40 |
5.70 |
|
<=== |
Show |
|
144968 |
20 56 54 -09 41 51 |
BU 1034 AC |
2012 |
13 |
66 |
177.8 |
5.66 |
9.97 |
4.31 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
7 Aqr |
|
Var name |
NSV13419 Aqr |
|
Constellation |
Aquarius |
|
SAO |
144968 |
|
HIP |
103401 |
|
Tycho2 |
5774-01594-1 |
|
Gaia DR2 |
6902502796794441600 |
|
HD |
199345 |
|
HR |
8015 |
|
GC |
29220 |
|
ADS |
14449 |
|
BD |
BD-10 5553 |
|
Flamsteed |
7 Aquarii |
|
Flamsteed name |
7 Aqr |
|
Distance |
167.5 |
|
Distance ly |
546.38 |
|