20498+3900 MLB 983
20h 49m 48.27s +38° 59' 46.8" P.A. 191.00 sep 3.8 mag 10.50,12.00
Coord 2000 |
20498+3900 |
|
Discov num |
MLB 983 |
|
Comp |
|
|
Coord arcsec 2000 |
20 49 48.27 +38 59 46.8 |
|
Date first |
1935 |
|
Date last |
2015 |
|
Obs |
5 |
|
Pa first |
193 |
|
Pa last |
190.9 |
|
P.A. Now (θ) |
190.9° |
|
Sep first |
3.2 |
|
Sep last |
3.823 |
|
Sep. Now (ρ) |
3.823" |
|
Mag pri |
10.50 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
1.5 |
|
Spectral class |
|
|
Pri motion ra |
+014 |
|
Sec motion ra |
|
|
Pri motion dec |
+047 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Gaia DR2 |
2064911531649254016 |
|