18265+0741 A 580 (HD 169890)
18h 26m 28.09s +07° 41' 10.6" P.A. 322.00 sep 4.6 mag 9.31,10.90 Sp G0
Coord 2000 |
18265+0741 |
|
Discov num |
A 580 |
|
Comp |
|
|
Coord arcsec 2000 |
18 26 28.09 +07 41 10.6 |
|
Date first |
1903 |
|
Date last |
2016 |
|
Obs |
19 |
|
Pa first |
323 |
|
Pa last |
322.3 |
|
P.A. Now (θ) |
322.3° |
|
Sep first |
4.1 |
|
Sep last |
4.568 |
|
Sep. Now (ρ) |
4.568" |
|
Mag pri |
9.31 |
|
Mag sec |
10.90 |
|
delta mag (ΔM) |
1.59 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
+014 |
|
Sec motion ra |
|
|
Pri motion dec |
-005 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Name |
HD 169890 |
|
Constellation |
Ophiuchus |
|
Tycho2 |
1023-00979-1 |
|
Gaia DR2 |
4477641330384538240 |
|
HD |
169890 |
|