20589+1741 BRT 2487
20h 58m 53.58s +17° 41' 15.8" P.A. 120.00 sep 4.4 mag 10.25,10.31 Sp G0
Coord 2000 |
20589+1741 |
|
Discov num |
BRT2487 |
|
Comp |
|
|
Coord arcsec 2000 |
20 58 53.58 +17 41 15.8 |
|
Date first |
1904 |
|
Date last |
2020 |
|
Obs |
14 |
|
Pa first |
120 |
|
Pa last |
120.3 |
|
P.A. Now (θ) |
120.3° |
|
Sep first |
4.5 |
|
Sep last |
4.378 |
|
Sep. Now (ρ) |
4.378" |
|
Mag pri |
10.25 |
|
Mag sec |
10.31 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
G0 (yellow) |
|
Pri motion ra |
-036 |
|
Sec motion ra |
-033 |
|
Pri motion dec |
-014 |
|
Sec motion dec |
-012 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.093 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Tycho2 |
1652-00716-1 |
|
Gaia DR2 |
1764947133038933376 |
|