18379+1555 SLE 221
18h 37m 51.50s +15° 55' 19.1" P.A. 35.00 sep 19.3 mag 10.90,11.50
Coord 2000 |
18379+1555 |
|
Discov num |
SLE 221 |
|
Comp |
|
|
Coord arcsec 2000 |
18 37 51.50 +15 55 19.1 |
|
Date first |
1982 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
35 |
|
Pa last |
34.5 |
|
P.A. Now (θ) |
34.5° |
|
Sep first |
19.5 |
|
Sep last |
19.34 |
|
Sep. Now (ρ) |
19.34" |
|
Mag pri |
10.90 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
-012 |
|
Sec motion ra |
-003 |
|
Pri motion dec |
+009 |
|
Sec motion dec |
+007 |
|
Notes |
|
|
rPM=0.615
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4510001366330506112 |
|