20423+4549 CTT 15 BD
20h 42m 19.66s +45° 49' 53.1" P.A. 178.00 sep 86.6 mag 10.58,10.60
Coord 2000 |
20423+4549 |
|
Discov num |
CTT 15 |
|
Comp |
BD |
|
Coord arcsec 2000 |
20 42 19.66 +45 49 53.1 |
|
Date first |
1892 |
|
Date last |
2015 |
|
Obs |
13 |
|
Pa first |
179 |
|
Pa last |
178.1 |
|
P.A. Now (θ) |
178.1° |
|
Sep first |
88.5 |
|
Sep last |
86.633 |
|
Sep. Now (ρ) |
86.633" |
|
Mag pri |
10.58 |
|
Mag sec |
10.60 |
|
delta mag (ΔM) |
0.02 |
|
Spectral class |
|
|
Pri motion ra |
-001 |
|
Sec motion ra |
+004 |
|
Pri motion dec |
-009 |
|
Sec motion dec |
+007 |
|
Notes |
N
(See Notes) |
|
rPM=1.851
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 |
3574-02542-1 |
|
Gaia DR2 |
2070448912720759040 |
|