20218+1729 BPM 2128
20h 21m 50.93s +17° 28' 52.4" P.A. 283.00 sep 75.4 mag 14.26,15.68
| Coord 2000 |
20218+1729 |
|
Discov num |
BPM2128 |
|
Comp |
|
|
Coord arcsec 2000 |
20 21 50.93 +17 28 52.4 |
|
| Date first |
1994 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
282 |
|
Pa last |
282.6 |
|
P.A. Now (θ) |
282.6° |
|
| Sep first |
75.5 |
|
Sep last |
75.435 |
|
Sep. Now (ρ) |
75.435" |
|
| Mag pri |
14.26 |
|
Mag sec |
15.68 |
|
delta mag (ΔM) |
1.42 |
|
Spectral class |
|
|
| Pri motion ra |
-022 |
|
Sec motion ra |
-024 |
|
| Pri motion dec |
-023 |
|
Sec motion dec |
-022 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.069 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Delphinus |
|
Gaia DR2 |
1809223298064998912 |
|
