21144+3803 SEI 1461 AB
21h 14m 23.94s +38° 03' 13.5" P.A. 136.00 sep 10.7 mag 11.40,12.10
| Coord 2000 |
21144+3803 |
|
Discov num |
SEI1461 |
|
Comp |
AB |
|
Coord arcsec 2000 |
21 14 23.94 +38 03 13.5 |
|
| Date first |
1895 |
|
Date last |
2015 |
|
Obs |
13 |
|
| Pa first |
136 |
|
Pa last |
136.1 |
|
P.A. Now (θ) |
136.1° |
|
| Sep first |
10.2 |
|
Sep last |
10.704 |
|
Sep. Now (ρ) |
10.704" |
|
| Mag pri |
11.40 |
|
Mag sec |
12.10 |
|
delta mag (ΔM) |
0.7 |
|
Spectral class |
|
|
| Pri motion ra |
+001 |
|
Sec motion ra |
-001 |
|
| Pri motion dec |
+002 |
|
Sec motion dec |
-002 |
|
| Notes |
N
R
(See Notes, Red magnitudes) |
|
rPM=2
This double is not physical.
21144+3803 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
21 14 24 +38 03 14 |
SEI 1461 AB |
2015 |
13 |
136 |
10.7 |
11.40 |
12.10 |
0.70 |
|
<=== |
| Show |
|
|
21 14 24 +38 03 14 |
GUR 21 AC |
2015 |
7 |
183 |
23.9 |
11.60 |
13.60 |
2.00 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3169-01346-1 |
|
Gaia DR2 |
1964979118826624512 |
|
