19031-1915 HJ 5082BC

 
 
19h 03m 04.30s -19 14' 44.5" P.A. 127 sep 13.5 mag 9.00,10.80
 
 
Coord 2000
19031-1915
Discov num
HJ 5082
Comp
BC
Coord arcsec 2000
19 03 04.30 -19 14 44.5
Date first
1877
Date last
2017
Obs
18
Pa first
127
Pa last
127
P.A. Now (θ)
127°
Sep first
13.4
Sep last
13.5
Sep. Now (ρ)
13.5"
Mag pri
9.00
Mag sec
10.80
delta mag (ΔM)
1.8
Spectral class
Pri motion ra
+003
Sec motion ra
+004
Pri motion dec
-011
Sec motion dec
-010
Notes
rPM=0.124 (< 0.3, Physical double)
This double is physical.
 
 
19031-1915 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 162130 19031-1915 HJ 5082 AB 1836 2016 28 89 7.7 6.15 9.00 2.85
Show 19031-1915 HJ 5082 AC 1836 2016 18 112 20.2 6.15 10.80 4.65
Show 19031-1915 HJ 5082 AD 1958 1999 4 262 25.9 6.15 13.70 7.55
Show 19031-1915 HJ 5082 BC 1877 2017 18 127 13.5 9.00 10.80 1.80 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
127.2
Precise sep
13.51
Constellation
Sagittarius
last precise pa
127.2
last precise sep
13.51
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19031-1915 HJ 5082 BC 1998 16 125 13.9 9.50 10.70 D 190304.30-191444.5
19031-1915 HJ 5082 BC 1999 17 128 12.8 9.00 10.80 D 190304.30-191444.5
19031-1915 HJ 5082 BC 2017 18 127 13.5 9.00 10.80 190304.30-191444.5

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