20408+1332 GWP 2982
20h 40m 46.70s +13° 31' 42.7" P.A. 31.00 sep 88.8 mag 15.20,17.00
Coord 2000 |
20408+1332 |
|
Discov num |
GWP2982 |
|
Comp |
|
|
Coord arcsec 2000 |
20 40 46.70 +13 31 42.7 |
|
Date first |
1990 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
31 |
|
Pa last |
30.6 |
|
P.A. Now (θ) |
30.6° |
|
Sep first |
89.1 |
|
Sep last |
88.839 |
|
Sep. Now (ρ) |
88.839" |
|
Mag pri |
15.20 |
|
Mag sec |
17.00 |
|
delta mag (ΔM) |
1.8 |
|
Spectral class |
|
|
Pri motion ra |
+018 |
|
Sec motion ra |
+020 |
|
Pri motion dec |
-122 |
|
Sec motion dec |
-122 |
|
Notes |
V
(Proper motion indicates physical) |
|
rPM=0.016 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1756100634280044160 |
|