20509+1517 J 3113
20h 51m 01.66s +15° 19' 45.0" P.A. 111.00 sep 4.8 mag 12.80,12.90
Coord 2000 |
20509+1517 |
|
Discov num |
J 3113 |
|
Comp |
|
|
Coord arcsec 2000 |
20 51 01.66 +15 19 45.0 |
|
Date first |
1944 |
|
Date last |
2015 |
|
Obs |
6 |
|
Pa first |
105 |
|
Pa last |
110.7 |
|
P.A. Now (θ) |
110.7° |
|
Sep first |
4.0 |
|
Sep last |
4.751 |
|
Sep. Now (ρ) |
4.751" |
|
Mag pri |
12.80 |
|
Mag sec |
12.90 |
|
delta mag (ΔM) |
0.1 |
|
Spectral class |
|
|
Pri motion ra |
-018 |
|
Sec motion ra |
+008 |
|
Pri motion dec |
+007 |
|
Sec motion dec |
-016 |
|
Notes |
|
|
rPM=1.797
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1762755600206149632 |
|