17578+2751 ALL 2 (HD 163970)
17h 57m 45.93s +27° 51' 02.6" P.A. 206.00 sep 18.9 mag 8.86,9.93 Sp G0V
Coord 2000 |
17578+2751 |
|
Discov num |
ALL 2 |
|
Comp |
|
|
Coord arcsec 2000 |
17 57 45.93 +27 51 02.6 |
|
Date first |
1895 |
|
Date last |
2015 |
|
Obs |
21 |
|
Pa first |
208 |
|
Pa last |
206.2 |
|
P.A. Now (θ) |
206.2° |
|
Sep first |
19.0 |
|
Sep last |
18.92 |
|
Sep. Now (ρ) |
18.92" |
|
Mag pri |
8.86 |
|
Mag sec |
9.93 |
|
delta mag (ΔM) |
1.07 |
|
Spectral class |
G0V (yellow) |
|
Pri motion ra |
+029 |
|
Sec motion ra |
+030 |
|
Pri motion dec |
+059 |
|
Sec motion dec |
+056 |
|
Notes |
N
T
(See Notes, Parallax indicates physical) |
|
rPM=0.048 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 163970 |
|
Constellation |
Hercules |
|
SAO |
85589 |
|
Tycho2 |
2098-00978-1 |
|
Gaia DR2 |
4584190569810772864 |
|
HD |
163970 |
|