19539+3906 SEI 718 (HD 188501)
19h 53m 51.79s +39° 06' 25.8" P.A. 354.00 sep 15.9 mag 8.04,11.70 Sp B9 dist. 729.93 pc (2381.03 l.y.)
| Coord 2000 |
19539+3906 |
|
Discov num |
SEI 718 |
|
Comp |
|
|
Coord arcsec 2000 |
19 53 51.79 +39 06 25.8 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
11 |
|
| Pa first |
351 |
|
Pa last |
353.9 |
|
P.A. Now (θ) |
353.9° |
|
| Sep first |
15.3 |
|
Sep last |
15.861 |
|
Sep. Now (ρ) |
15.861" |
|
| Mag pri |
8.04 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
3.66 |
|
Spectral class |
B9 (blue-white) |
|
| Pri motion ra |
+002 |
|
Sec motion ra |
+004 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=1.077
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 188501 |
|
Constellation |
Cygnus |
|
SAO |
69045 |
|
HIP |
97913 |
|
| Tycho2 |
3137-00479-1 |
|
Gaia DR2 |
2073380176377860096 |
|
HD |
188501 |
|
BD |
BD+38 3809 |
|
| Distance |
729.93 |
|
Distance ly |
2381.03 |
|
