19501+4748 AG 240 (HD 187877)
19h 50m 07.05s +47° 48' 23.3" P.A. 255.00 sep 14.6 mag 9.63,9.74 Sp A7+A3
| Coord 2000 |
19501+4748 |
|
Discov num |
AG 240 |
|
Comp |
|
|
Coord arcsec 2000 |
19 50 07.05 +47 48 23.3 |
|
| Date first |
1898 |
|
Date last |
2015 |
|
Obs |
22 |
|
| Pa first |
257 |
|
Pa last |
255.2 |
|
P.A. Now (θ) |
255.2° |
|
| Sep first |
14.6 |
|
Sep last |
14.567 |
|
Sep. Now (ρ) |
14.567" |
|
| Mag pri |
9.63 |
|
Mag sec |
9.74 |
|
delta mag (ΔM) |
0.11 |
|
Spectral class |
A7+A3 (white/white) |
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-017 |
|
Sec motion dec |
-017 |
|
| Notes |
T
(Parallax indicates physical) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 187877 |
|
Constellation |
Cygnus |
|
SAO |
48886 |
|
Tycho2 |
3561-02132-1 |
|
| Gaia DR2 |
2086413306165877376 |
|
HD |
187877 |
|