20180-3147 UC 4141
20h 18m 01.22s -31° 47' 06.5" P.A. 349.00 sep 51.4 mag 10.30,14.90 Sp G2
Coord 2000 |
20180-3147 |
|
Discov num |
UC 4141 |
|
Comp |
|
|
Coord arcsec 2000 |
20 18 01.22 -31 47 06.5 |
|
Date first |
1999 |
|
Date last |
2015 |
|
Obs |
4 |
|
Pa first |
349 |
|
Pa last |
349.3 |
|
P.A. Now (θ) |
349.3° |
|
Sep first |
51.5 |
|
Sep last |
51.427 |
|
Sep. Now (ρ) |
51.427" |
|
Mag pri |
10.30 |
|
Mag sec |
14.90 |
|
delta mag (ΔM) |
4.6 |
|
Spectral class |
G2 (yellow) |
|
Pri motion ra |
-015 |
|
Sec motion ra |
-021 |
|
Pri motion dec |
-074 |
|
Sec motion dec |
-076 |
|
Notes |
V
R
(Proper motion indicates physical, Red magnitudes) |
|
rPM=0.08 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Tycho2 |
7442-00591-1 |
|
Gaia DR2 |
6700947570799784576 |
|