19407+3124 GRF 8 AD
19h 40m 41.04s +31° 24' 23.4" P.A. 305.00 sep 135.2 mag 7.10,12.00 Sp G8III dist. 625 pc (2038.75 l.y.)
| Coord 2000 |
19407+3124 |
|
Discov num |
GRF 8 |
|
Comp |
AD |
|
Coord arcsec 2000 |
19 40 41.04 +31 24 23.4 |
|
| Date first |
1998 |
|
Date last |
2015 |
|
Obs |
5 |
|
| Pa first |
305 |
|
Pa last |
305 |
|
P.A. Now (θ) |
305° |
|
| Sep first |
135.1 |
|
Sep last |
135.171 |
|
Sep. Now (ρ) |
135.171" |
|
| Mag pri |
7.10 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
4.9 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
+004 |
|
Sec motion ra |
+003 |
|
| Pri motion dec |
-000 |
|
Sec motion dec |
+002 |
|
| Notes |
|
|
rPM=0.559
Nature of this double is uncertain.
19407+3124 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 185999 |
68679 |
19 40 41 +31 24 23 |
GRF 8 AB |
2010 |
4 |
305 |
44.4 |
7.10 |
11.40 |
4.30 |
|
|
| Show |
|
68679 |
19 40 41 +31 24 23 |
GRF 8 AC |
2015 |
5 |
102 |
83.4 |
7.10 |
11.60 |
4.50 |
|
|
| Show |
|
68679 |
19 40 41 +31 24 23 |
GRF 8 AD |
2015 |
5 |
305 |
135.2 |
7.10 |
12.00 |
4.90 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Cygnus |
|
SAO |
68679 |
|
HIP |
96804 |
|
Tycho2 |
2656-05243-1 |
|
| Gaia DR2 |
2033141521157809536 |
|
HD |
185999 |
|
BD |
BD+31 3717 |
|
Distance |
625 |
|
| Distance ly |
2038.75 |
|
