18018+4052 BVD 259
18h 01m 47.73s +40° 51' 39.4" P.A. 277.00 sep 10.6 mag 17.40,18.10
Coord 2000 |
18018+4052 |
|
Discov num |
BVD 259 |
|
Comp |
|
|
Coord arcsec 2000 |
18 01 47.73 +40 51 39.4 |
|
Date first |
1999 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
277 |
|
Pa last |
277.1 |
|
P.A. Now (θ) |
277.1° |
|
Sep first |
10.6 |
|
Sep last |
10.622 |
|
Sep. Now (ρ) |
10.622" |
|
Mag pri |
17.40 |
|
Mag sec |
18.10 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
Pri motion ra |
-028 |
|
Sec motion ra |
-028 |
|
Pri motion dec |
+053 |
|
Sec motion dec |
+054 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.016 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Gaia DR2 |
4611584524057500032 |
|