20072+3616 BKO 89 EF
20h 07m 02.23s +36° 16' 32.3" P.A. 19.00 sep 7.6 mag 11.00,14.00 Sp G2:V:
| Coord 2000 |
20072+3616 |
|
Discov num |
BKO 89 |
|
Comp |
EF |
|
Coord arcsec 2000 |
20 07 02.23 +36 16 32.3 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
20 |
|
Pa last |
19.2 |
|
P.A. Now (θ) |
19.2° |
|
| Sep first |
7.7 |
|
Sep last |
7.588 |
|
Sep. Now (ρ) |
7.588" |
|
| Mag pri |
11.00 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
3 |
|
Spectral class |
G2:V: (yellow) |
|
| Pri motion ra |
+006 |
|
Sec motion ra |
-027 |
|
| Pri motion dec |
+000 |
|
Sec motion dec |
-004 |
|
| Notes |
|
|
rPM=1.218
This double is not physical.
20072+3616 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 07 12 +36 16 07 |
SEI 891 AB |
2015 |
11 |
171 |
18.7 |
11.15 |
12.53 |
1.38 |
|
|
| Show |
|
|
20 07 12 +36 16 07 |
BKO 89 AC |
2015 |
8 |
349 |
29.1 |
11.15 |
12.46 |
1.31 |
|
|
| Show |
|
|
20 07 12 +36 16 07 |
BKO 89 AE |
2015 |
14 |
282 |
120.8 |
11.15 |
11.00 |
0.15 |
|
|
| Show |
|
|
20 07 12 +36 16 35 |
BKO 89 CD |
2015 |
8 |
192 |
9.7 |
13.20 |
13.70 |
0.50 |
|
|
| Show |
|
|
20 07 02 +36 16 32 |
BKO 89 EF |
2015 |
8 |
19 |
7.6 |
11.00 |
14.00 |
3.00 |
|
<=== |
Sextuple system
6 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
2683-01424-1 |
|
Gaia DR2 |
2059125420454537984 |
|
