20067+1256 BU 428 (HD 190887)
20h 06m 43.37s +12° 56' 12.1" P.A. 355.00 sep 0.8 mag 7.55,9.13 Sp F4III
| Coord 2000 |
20067+1256 |
|
Discov num |
BU 428 |
|
Comp |
|
|
Coord arcsec 2000 |
20 06 43.37 +12 56 12.1 |
|
| Date first |
1876 |
|
Date last |
2011 |
|
Obs |
66 |
|
| Pa first |
344 |
|
Pa last |
354.7 |
|
P.A. Now (θ) |
354.7° |
|
| Sep first |
0.6 |
|
Sep last |
0.81 |
|
Sep. Now (ρ) |
0.81" |
|
| Mag pri |
7.55 |
|
Mag sec |
9.13 |
|
delta mag (ΔM) |
1.58 |
|
Spectral class |
F4III (yellow-white) |
|
| Pri motion ra |
+018 |
|
Sec motion ra |
+018 |
|
| Pri motion dec |
-005 |
|
Sec motion dec |
-005 |
|
| Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 190887 |
|
Constellation |
Aquila |
|
SAO |
105700 |
|
Tycho2 |
1080-00068-1 |
|
| Gaia DR2 |
1806098589090413184 |
|
HD |
190887 |
|
