20510+3915 SEI 1279 BC
20h 51m 01.51s +39° 15' 05.6" P.A. 189.00 sep 7.3 mag 11.90,12.50
Coord 2000 |
20510+3915 |
|
Discov num |
SEI1279 |
|
Comp |
BC |
|
Coord arcsec 2000 |
20 51 01.51 +39 15 05.6 |
|
Date first |
1998 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
191 |
|
Pa last |
189.1 |
|
P.A. Now (θ) |
189.1° |
|
Sep first |
7.7 |
|
Sep last |
7.342 |
|
Sep. Now (ρ) |
7.342" |
|
Mag pri |
11.90 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
0.6 |
|
Spectral class |
|
|
Pri motion ra |
-007 |
|
Sec motion ra |
+007 |
|
Pri motion dec |
-008 |
|
Sec motion dec |
-001 |
|
Notes |
N
(See Notes) |
|
rPM=1.472
This double is not physical.
20510+3915 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 51 01 +39 15 16 |
SEI 1279 AB |
2016 |
9 |
147 |
12.9 |
12.40 |
11.90 |
0.50 |
|
|
Show |
|
|
20 51 02 +39 15 06 |
SEI 1279 BC |
2016 |
7 |
189 |
7.3 |
11.90 |
12.50 |
0.60 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
1872790566402829568 |
|