20516-2943 DAM 668

 
 
20h 51m 34.40s -29 43' 09.5" P.A. 309 sep 11.2 mag 12.60,12.70
 
 
Coord 2000
20516-2943
Discov num
DAM 668
Comp
Coord arcsec 2000
20 51 34.40 -29 43 09.5
Date first
1998
Date last
2015
Obs
4
Pa first
310
Pa last
309
P.A. Now (θ)
309°
Sep first
11.4
Sep last
11.2
Sep. Now (ρ)
11.2"
Mag pri
12.60
Mag sec
12.70
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-001
Sec motion ra
-003
Pri motion dec
-001
Sec motion dec
-002
Notes
R (Red magnitudes)
rPM=0.62
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309.2
Precise sep
11.239
Constellation
Microscopium
SAO
189780
Gaia DR2
96631741056
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20516-2943 DAM 668 2000 3 310 11.3 12.50 12.50 205134.40-294309.5
20516-2943 DAM 668 2015 4 309 11.2 12.60 12.70 R 205134.40-294309.5

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