20404+3758 SEI 1212 AB
20h 40m 24.18s +37° 57' 47.5" P.A. 195.00 sep 18.9 mag 10.30,11.80
| Coord 2000 |
20404+3758 |
|
Discov num |
SEI1212 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 40 24.18 +37 57 47.5 |
|
| Date first |
1896 |
|
Date last |
2015 |
|
Obs |
12 |
|
| Pa first |
191 |
|
Pa last |
195 |
|
P.A. Now (θ) |
195° |
|
| Sep first |
24.9 |
|
Sep last |
18.9 |
|
Sep. Now (ρ) |
18.9" |
|
| Mag pri |
10.30 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
| Pri motion ra |
-003 |
|
Sec motion ra |
-003 |
|
| Pri motion dec |
-054 |
|
Sec motion dec |
+000 |
|
| Notes |
|
|
rPM=0.998
This double is not physical.
20404+3758 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 40 24 +37 57 48 |
SEI 1212 AB |
2015 |
12 |
195 |
18.9 |
10.30 |
11.80 |
1.50 |
|
<=== |
| Show |
|
|
20 40 24 +37 57 48 |
FYM 327 AC |
2015 |
7 |
30 |
14.0 |
10.30 |
14.90 |
4.60 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
Tycho2 |
3166-01587-1 |
|
Gaia DR2 |
2063493196004590208 |
|
