18574-3142 UC 3738

 
 
18h 57m 26.40s -31 41' 35.2" P.A. 48 sep 147.3 mag 15.60,16.40
 
 
Coord 2000
18574-3142
Discov num
UC 3738
Comp
Coord arcsec 2000
18 57 26.40 -31 41 35.2
Date first
1996
Date last
2010
Obs
4
Pa first
47
Pa last
48
P.A. Now (θ)
48°
Sep first
141.9
Sep last
147.3
Sep. Now (ρ)
147.3"
Mag pri
15.60
Mag sec
16.40
delta mag (ΔM)
0.8
Spectral class
Pri motion ra
+172
Sec motion ra
+167
Pri motion dec
-050
Sec motion dec
-067
Notes
V (Proper motion indicates physical)
rPM=0.098 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
47.5
Precise sep
147.3
Cdsa2 id
UC 3738
Constellation
Sagittarius
Ra deg
18.95733333333333
De deg
-31.69311111111111
last precise pa
47.5
last precise sep
147.3
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18574-3142 UC 3738 1999 2 47 141.7 15.60 16.40 V 185726.40-314135.2
18574-3142 UC 3738 2000 2 47 141.8 15.60 16.40 V 185726.40-314135.2
18574-3142 UC 3738 2010 4 48 147.3 15.60 16.40 V 185726.40-314135.2

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