20210+3919 TOB 186 BC
20h 21m 03.80s +39° 17' 52.5" P.A. 51.00 sep 16.2 mag 12.19,12.09
| Coord 2000 |
20210+3919 |
|
Discov num |
TOB 186 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 21 03.80 +39 17 52.5 |
|
| Date first |
1983 |
|
Date last |
2015 |
|
Obs |
10 |
|
| Pa first |
44 |
|
Pa last |
51 |
|
P.A. Now (θ) |
51° |
|
| Sep first |
16.1 |
|
Sep last |
16.242 |
|
Sep. Now (ρ) |
16.242" |
|
| Mag pri |
12.19 |
|
Mag sec |
12.09 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
| Pri motion ra |
+004 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+013 |
|
Sec motion dec |
-003 |
|
| Notes |
|
|
rPM=1.232
This double is not physical.
20210+3919 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 21 02 +39 17 34 |
SEI 1097 AB |
2015 |
23 |
44 |
27.2 |
11.20 |
12.19 |
0.99 |
|
|
| Show |
|
|
20 21 04 +39 17 52 |
TOB 186 BC |
2015 |
10 |
51 |
16.2 |
12.19 |
12.09 |
0.10 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3152-00343-1 |
|
Gaia DR2 |
2061412370255626752 |
|
