20177+1539 CHE 278
20h 17m 44.34s +15° 38' 58.8" P.A. 89.00 sep 10.5 mag 11.27,12.80
Coord 2000 |
20177+1539 |
|
Discov num |
CHE 278 |
|
Comp |
|
|
Coord arcsec 2000 |
20 17 44.34 +15 38 58.8 |
|
Date first |
1910 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
110 |
|
Pa last |
89.1 |
|
P.A. Now (θ) |
89.1° |
|
Sep first |
8.6 |
|
Sep last |
10.451 |
|
Sep. Now (ρ) |
10.451" |
|
Mag pri |
11.27 |
|
Mag sec |
12.80 |
|
delta mag (ΔM) |
1.53 |
|
Spectral class |
|
|
Pri motion ra |
-016 |
|
Sec motion ra |
+018 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
+012 |
|
Notes |
L
(Linear solution) |
|
rPM=1.979
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Tycho2 |
1631-00345-1 |
|
Gaia DR2 |
1808370317559169920 |
|
HD |
355375 |
|