20197+2408 BKO 640
20h 19m 38.67s +24° 08' 43.7" P.A. 356.00 sep 10.3 mag 13.00,13.50 dist. 238.1 pc (776.68 l.y.)
| Coord 2000 |
20197+2408 |
|
Discov num |
BKO 640 |
|
Comp |
|
|
Coord arcsec 2000 |
20 19 38.67 +24 08 43.7 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
356 |
|
Pa last |
355.7 |
|
P.A. Now (θ) |
355.7° |
|
| Sep first |
10.3 |
|
Sep last |
10.323 |
|
Sep. Now (ρ) |
10.323" |
|
| Mag pri |
13.00 |
|
Mag sec |
13.50 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+003 |
|
Sec motion ra |
-004 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
+003 |
|
| Notes |
|
|
rPM=1.059
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
SAO |
69841 |
|
HIP |
100239 |
|
Tycho2 |
2684-01111-1 |
|
| Gaia DR2 |
1831939032194934528 |
|
HD |
193621 |
|
HR |
7782 |
|
BD |
BD+36 4008 |
|
| Distance |
238.1 |
|
Distance ly |
776.68 |
|
