17555+2250 GRV 970
17h 55m 35.57s +22° 50' 14.1" P.A. 153.00 sep 44.4 mag 9.78,11.34 Sp G0
Coord 2000 |
17555+2250 |
|
Discov num |
GRV 970 |
|
Comp |
|
|
Coord arcsec 2000 |
17 55 35.57 +22 50 14.1 |
|
Date first |
1894 |
|
Date last |
2016 |
|
Obs |
16 |
|
Pa first |
154 |
|
Pa last |
153 |
|
P.A. Now (θ) |
153° |
|
Sep first |
44.1 |
|
Sep last |
44.379 |
|
Sep. Now (ρ) |
44.379" |
|
Mag pri |
9.78 |
|
Mag sec |
11.34 |
|
delta mag (ΔM) |
1.56 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-054 |
|
Sec motion ra |
-055 |
|
Pri motion dec |
-022 |
|
Sec motion dec |
-022 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.017 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hercules |
|
Tycho2 |
2090-01645-1 |
|
Gaia DR2 |
4577272270853565952 |
|