20291+1622 BPM 2172
20h 29m 03.48s +16° 21' 41.2" P.A. 155.00 sep 50.8 mag 12.40,12.75
Coord 2000 |
20291+1622 |
|
Discov num |
BPM2172 |
|
Comp |
|
|
Coord arcsec 2000 |
20 29 03.48 +16 21 41.2 |
|
Date first |
1973 |
|
Date last |
2015 |
|
Obs |
9 |
|
Pa first |
156 |
|
Pa last |
155.3 |
|
P.A. Now (θ) |
155.3° |
|
Sep first |
50.8 |
|
Sep last |
50.814 |
|
Sep. Now (ρ) |
50.814" |
|
Mag pri |
12.40 |
|
Mag sec |
12.75 |
|
delta mag (ΔM) |
0.35 |
|
Spectral class |
|
|
Pri motion ra |
+001 |
|
Sec motion ra |
+001 |
|
Pri motion dec |
-010 |
|
Sec motion dec |
+000 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.995
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Delphinus |
|
Gaia DR2 |
1811854532466918528 |
|