21071+2508 BKO 768 AC
21h 07m 02.77s +25° 07' 50.8" P.A. 290.00 sep 8.4 mag 14.00,14.50
| Coord 2000 |
21071+2508 |
|
Discov num |
BKO 768 |
|
Comp |
AC |
|
Coord arcsec 2000 |
21 07 02.77 +25 07 50.8 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
4 |
|
| Pa first |
287 |
|
Pa last |
290.4 |
|
P.A. Now (θ) |
290.4° |
|
| Sep first |
8.4 |
|
Sep last |
8.38 |
|
Sep. Now (ρ) |
8.38" |
|
| Mag pri |
14.00 |
|
Mag sec |
14.50 |
|
delta mag (ΔM) |
0.5 |
|
Spectral class |
|
|
| Pri motion ra |
+022 |
|
Sec motion ra |
-037 |
|
| Pri motion dec |
-026 |
|
Sec motion dec |
-001 |
|
| Notes |
|
|
rPM=1.731
This double is not physical.
21071+2508 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 07 03 +25 07 51 |
POU 5171 AB |
2015 |
8 |
337 |
18.0 |
14.00 |
14.20 |
0.20 |
|
|
| Show |
|
|
21 07 03 +25 07 51 |
BKO 768 AC |
2015 |
4 |
290 |
8.4 |
14.00 |
14.50 |
0.50 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Vulpecula |
|
Gaia DR2 |
1841310345893024256 |
|
