19213+0404 BAL 2509 (HD 181688)
19h 21m 17.55s +04° 04' 18.9" P.A. 213.00 sep 9.3 mag 10.20,11.70 Sp A0
Coord 2000 |
19213+0404 |
|
Discov num |
BAL2509 |
|
Comp |
|
|
Coord arcsec 2000 |
19 21 17.55 +04 04 18.9 |
|
Date first |
1910 |
|
Date last |
2020 |
|
Obs |
9 |
|
Pa first |
212 |
|
Pa last |
213 |
|
P.A. Now (θ) |
213° |
|
Sep first |
9.9 |
|
Sep last |
9.3 |
|
Sep. Now (ρ) |
9.3" |
|
Mag pri |
10.20 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
A0 (white) |
|
Pri motion ra |
-003 |
|
Sec motion ra |
-004 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
rPM=0.175 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 181688 |
|
Constellation |
Aquila |
|
Tycho2 |
0472-02616-1 |
|
Gaia DR2 |
4292209415934021376 |
|
HD |
181688 |
|