19480-1434 HDS2814

 
 
19h 48m 01.78s -14 34' 02.7" P.A. 139 sep 18.3 mag 8.54,10.56 Sp B9IV/V dist. 578.03 pc (1885.53 l.y.)
 
 
Coord 2000
19480-1434
Discov num
HDS2814
Comp
Coord arcsec 2000
19 48 01.78 -14 34 02.7
Date first
1905
Date last
2016
Obs
9
Pa first
137
Pa last
139
P.A. Now (θ)
139°
Sep first
17.3
Sep last
18.3
Sep. Now (ρ)
18.3"
Mag pri
8.54
Mag sec
10.56
delta mag (ΔM)
2.02
Spectral class
B9IV/V (blue-white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-009
Sec motion dec
-011
Notes
rPM=0.175 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
138.7
Precise sep
18.311
Cdsa2 id
HDS 2814
Constellation
Sagittarius
HIP
97422
Tycho2
5737-02473-1
HD
186967
Ra deg
19.800494444444446
De deg
-14.567416666666666
Distance
578.03
Distance ly
1885.53
last precise pa
138.7
last precise sep
18.311
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19480-1434 HDS2814 2004 6 139 18.3 8.54 10.56 B9IV/V D 194801.78-143402.7
19480-1434 HDS2814 2010 8 139 18.1 8.54 10.56 B9IV/V 194801.78-143402.7
19480-1434 HDS2814 2016 9 139 18.3 8.54 10.56 B9IV/V 194801.78-143402.7

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