20339+4031 OPI 9006
20h 33m 52.88s +40° 30' 55.4" P.A. 300.00 sep 17.0 mag 9.50,12.50
Coord 2000 |
20339+4031 |
|
Discov num |
OPI9006 |
|
Comp |
|
|
Coord arcsec 2000 |
20 33 52.88 +40 30 55.4 |
|
Date first |
1927 |
|
Date last |
2015 |
|
Obs |
11 |
|
Pa first |
301 |
|
Pa last |
299.6 |
|
P.A. Now (θ) |
299.6° |
|
Sep first |
16.6 |
|
Sep last |
17.047 |
|
Sep. Now (ρ) |
17.047" |
|
Mag pri |
9.50 |
|
Mag sec |
12.50 |
|
delta mag (ΔM) |
3 |
|
Spectral class |
|
|
Pri motion ra |
+021 |
|
Sec motion ra |
+015 |
|
Pri motion dec |
+023 |
|
Sec motion dec |
+022 |
|
Notes |
|
|
rPM=0.195 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
3157-00928-1 |
|
Gaia DR2 |
2064743340723243392 |
|