20458+0445 BAL 2971
20h 45m 43.17s +04° 44' 59.5" P.A. 21.00 sep 17.1 mag 11.83,11.36
Coord 2000 |
20458+0445 |
|
Discov num |
BAL2971 |
|
Comp |
|
|
Coord arcsec 2000 |
20 45 43.17 +04 44 59.5 |
|
Date first |
1910 |
|
Date last |
2015 |
|
Obs |
10 |
|
Pa first |
31 |
|
Pa last |
21.4 |
|
P.A. Now (θ) |
21.4° |
|
Sep first |
18.7 |
|
Sep last |
17.094 |
|
Sep. Now (ρ) |
17.094" |
|
Mag pri |
11.83 |
|
Mag sec |
11.36 |
|
delta mag (ΔM) |
0.47 |
|
Spectral class |
|
|
Pri motion ra |
+019 |
|
Sec motion ra |
-009 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
-006 |
|
Notes |
|
|
rPM=1.426
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Tycho2 |
0520-01868-1 |
|
Gaia DR2 |
1735234029592016896 |
|