20186+1905 J 835
20h 18m 30.61s +19° 01' 51.7" P.A. 45.00 sep 3.4 mag 12.05,13.46 dist. 78.19 pc (255.06 l.y.)
| Coord 2000 |
20186+1905 |
|
Discov num |
J 835 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 30.61 +19 01 51.7 |
|
| Date first |
1895 |
|
Date last |
2019 |
|
Obs |
9 |
|
| Pa first |
46 |
|
Pa last |
45.4 |
|
P.A. Now (θ) |
45.4° |
|
| Sep first |
3.2 |
|
Sep last |
3.4 |
|
Sep. Now (ρ) |
3.4" |
|
| Mag pri |
12.05 |
|
Mag sec |
13.46 |
|
delta mag (ΔM) |
1.41 |
|
Spectral class |
|
|
| Pri motion ra |
-010 |
|
Sec motion ra |
-030 |
|
| Pri motion dec |
+007 |
|
Sec motion dec |
-004 |
|
| Notes |
B
(Blue magnitudes) |
|
rPM=0.754
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Spectr |
F2 |
|
Constellation |
Sagitta |
|
HIP |
100111 |
|
Tycho2 |
1639-00673-1 |
|
| Gaia DR2 |
1816366928194936704 |
|
HD |
351880 |
|
Distance |
78.19 |
|
Distance ly |
255.06 |
|