18303+3120 LDS 4789
18h 30m 19.03s +31° 19' 02.9" P.A. 154.00 sep 56.3 mag 13.80,14.00
Coord 2000 |
18303+3120 |
|
Discov num |
LDS4789 |
|
Comp |
|
|
Coord arcsec 2000 |
18 30 19.03 +31 19 02.9 |
|
Date first |
1960 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
154 |
|
Pa last |
153.6 |
|
P.A. Now (θ) |
153.6° |
|
Sep first |
57.0 |
|
Sep last |
56.266 |
|
Sep. Now (ρ) |
56.266" |
|
Mag pri |
13.80 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
0.2 |
|
Spectral class |
|
|
Pri motion ra |
-003 |
|
Sec motion ra |
-013 |
|
Pri motion dec |
-006 |
|
Sec motion dec |
-008 |
|
Notes |
|
|
rPM=0.668
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Lyra |
|
Gaia DR2 |
4588966642164959872 |
|