20042+1952 J 819 AB
20h 04m 16.52s +19° 51' 44.6" P.A. 134.00 sep 2.1 mag 9.70,10.50
| Coord 2000 |
20042+1952 |
|
Discov num |
J 819 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 04 16.52 +19 51 44.6 |
|
| Date first |
1912 |
|
Date last |
2018 |
|
Obs |
10 |
|
| Pa first |
132 |
|
Pa last |
134 |
|
P.A. Now (θ) |
134° |
|
| Sep first |
1.9 |
|
Sep last |
2.09 |
|
Sep. Now (ρ) |
2.09" |
|
| Mag pri |
9.70 |
|
Mag sec |
10.50 |
|
delta mag (ΔM) |
0.8 |
|
Spectral class |
|
|
| Pri motion ra |
+000 |
|
Sec motion ra |
|
|
| Pri motion dec |
-008 |
|
Sec motion dec |
|
|
| Notes |
|
|
Nature of this double is uncertain.
20042+1952 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
|
|
20 04 17 +19 51 45 |
J 819 AB |
2018 |
10 |
134 |
2.1 |
9.70 |
10.50 |
0.80 |
|
<=== |
| Show |
|
|
20 04 17 +19 51 45 |
J 819 AC |
2016 |
1 |
307 |
6.7 |
9.70 |
12.60 |
2.90 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
