20387+3838 STF 2708 AC
20h 38m 40.19s +38° 38' 06.3" P.A. 336.00 sep 40.6 mag 6.83,13.70 Sp G2V dist. 27.16 pc (88.6 l.y.)
| Coord 2000 |
20387+3838 |
|
Discov num |
STF2708 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 38 40.19 +38 38 06.3 |
|
| Date first |
1878 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
48 |
|
Pa last |
335.6 |
|
P.A. Now (θ) |
335.6° |
|
| Sep first |
15.0 |
|
Sep last |
40.598 |
|
Sep. Now (ρ) |
40.598" |
|
| Mag pri |
6.83 |
|
Mag sec |
13.70 |
|
delta mag (ΔM) |
6.87 |
|
Spectral class |
G2V (yellow) |
|
| Pri motion ra |
+201 |
|
Sec motion ra |
-000 |
|
| Pri motion dec |
-193 |
|
Sec motion dec |
+009 |
|
| Notes |
N
U
(See Notes, Proper motion indicates non-physical) |
|
rPM=1.023
This double is not physical.
20387+3838 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 196850 |
70321 |
20 38 40 +38 38 06 |
STF 2708 AB |
2018 |
133 |
323 |
57.9 |
6.83 |
8.67 |
1.84 |
|
|
| Show |
|
70321 |
20 38 40 +38 38 06 |
STF 2708 AC |
2015 |
8 |
336 |
40.6 |
6.83 |
13.70 |
6.87 |
|
<=== |
| Show |
|
70321 |
20 38 40 +38 38 06 |
STF 2708 AD |
2015 |
16 |
231 |
115.6 |
6.83 |
11.26 |
4.43 |
|
|
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
70321 |
|
HIP |
101875 |
|
Tycho2 |
3153-00705-1 |
|
| Gaia DR2 |
2063583390317759616 |
|
HD |
196850 |
|
GL |
Gl 794.3 |
|
BD |
BD+38 4172 |
|
| Distance |
27.16 |
|
Distance ly |
88.6 |
|
