20423+4549 BKO 158 EH
20h 42m 24.92s +45° 48' 44.2" P.A. 340.00 sep 51.6 mag 10.55,12.60
Coord 2000 |
20423+4549 |
|
Discov num |
BKO 158 |
|
Comp |
EH |
|
Coord arcsec 2000 |
20 42 24.92 +45 48 44.2 |
|
Date first |
1998 |
|
Date last |
2015 |
|
Obs |
7 |
|
Pa first |
340 |
|
Pa last |
339.8 |
|
P.A. Now (θ) |
339.8° |
|
Sep first |
51.7 |
|
Sep last |
51.644 |
|
Sep. Now (ρ) |
51.644" |
|
Mag pri |
10.55 |
|
Mag sec |
12.60 |
|
delta mag (ΔM) |
2.05 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
-006 |
|
Pri motion dec |
-002 |
|
Sec motion dec |
-001 |
|
Notes |
N
(See Notes) |
|
rPM=0.838
This double is not physical.
20423+4549 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 197488 |
49960 |
20 42 20 +45 49 24 |
STT 411 AB |
2015 |
50 |
349 |
31.8 |
7.66 |
10.58 |
2.92 |
|
|
Show |
|
49960 |
20 42 20 +45 49 24 |
WAL 132 AC |
2015 |
16 |
357 |
71.2 |
7.66 |
10.23 |
2.57 |
|
|
Show |
|
49960 |
20 42 20 +45 49 24 |
BKO 158 AF |
2015 |
11 |
143 |
41.0 |
7.66 |
12.20 |
4.54 |
|
|
Show |
|
|
20 42 20 +45 49 53 |
WAL 132 BC |
2015 |
15 |
4 |
40.1 |
10.58 |
10.23 |
0.35 |
|
|
Show |
|
|
20 42 20 +45 49 53 |
CTT 15 BD |
2015 |
13 |
178 |
86.6 |
10.58 |
10.60 |
0.02 |
|
|
Show |
|
|
20 42 20 +45 49 53 |
CTT 15 BE |
2015 |
12 |
141 |
87.9 |
10.58 |
10.55 |
0.03 |
|
|
Show |
|
|
20 42 25 +45 48 44 |
BKO 158 EF |
2015 |
9 |
281 |
24.9 |
10.55 |
12.20 |
1.65 |
|
|
Show |
|
|
20 42 25 +45 48 44 |
BKO 158 EG |
2015 |
7 |
221 |
28.7 |
10.55 |
14.00 |
3.45 |
|
|
Show |
|
|
20 42 25 +45 48 44 |
BKO 158 EH |
2015 |
7 |
340 |
51.6 |
10.55 |
12.60 |
2.05 |
|
<=== |
Show |
|
|
20 42 25 +45 48 44 |
BKO 158 EI |
2014 |
6 |
236 |
39.6 |
10.55 |
13.60 |
3.05 |
|
|
Ninefold system
9 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3574-03272-1 |
|
Gaia DR2 |
2070448637851252352 |
|