18543-7423 LDS 654
18h 54m 13.81s -74° 23' 49.3" P.A. 146.00 sep 6.6 mag 15.10,16.30
Coord 2000 |
18543-7423 |
|
Discov num |
LDS 654 |
|
Comp |
|
|
Coord arcsec 2000 |
18 54 13.81 -74 23 49.3 |
|
Date first |
1920 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
135 |
|
Pa last |
145.7 |
|
P.A. Now (θ) |
145.7° |
|
Sep first |
6.0 |
|
Sep last |
6.637 |
|
Sep. Now (ρ) |
6.637" |
|
Mag pri |
15.10 |
|
Mag sec |
16.30 |
|
delta mag (ΔM) |
1.2 |
|
Spectral class |
|
|
Pri motion ra |
-020 |
|
Sec motion ra |
|
|
Pri motion dec |
-128 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS