18505-3028 JSP 790

 
 
18h 50m 32.37s -30 28' 15.3" P.A. 325 sep 4.7 mag 10.23,13.40
 
 
Coord 2000
18505-3028
Discov num
JSP 790
Comp
Coord arcsec 2000
18 50 32.37 -30 28 15.3
Date first
1930
Date last
2015
Obs
6
Pa first
324
Pa last
325
P.A. Now (θ)
325°
Sep first
4.2
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
10.23
Mag sec
13.40
delta mag (ΔM)
3.17
Spectral class
Pri motion ra
-009
Sec motion ra
Pri motion dec
+014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
324.5
Precise sep
4.699
Constellation
Sagittarius
SAO
210618
Tycho2
7408-00197-1
Gaia DR2
6761141468736524160
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18505-3028 JSP 790 1945 3 324 4.5 10.23 13.40 185032.37-302815.3
18505-3028 JSP 790 2000 4 325 4.8 10.23 13.40 185032.37-302815.3
18505-3028 JSP 790 2015 6 325 4.7 10.23 13.40 185032.37-302815.3

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