18520+1047 STF2408

 
 
18h 51m 58.05s +10 46' 48.9" P.A. 91 sep 2.3 mag 8.47,9.38 Sp A0 dist. 699.3 pc (2281.12 l.y.)
 
 
Coord 2000
18520+1047
Discov num
STF2408
Comp
Coord arcsec 2000
18 51 58.05 +10 46 48.9
Date first
1830
Date last
2016
Obs
50
Pa first
97
Pa last
91
P.A. Now (θ)
91°
Sep first
2.3
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
8.47
Mag sec
9.38
delta mag (ΔM)
0.91
Spectral class
A0 (white)
Pri motion ra
-009
Sec motion ra
+004
Pri motion dec
+001
Sec motion dec
+003
Notes
N (See Notes)
rPM=1.452
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91.1
Precise sep
2.333
Constellation
Aquila
SAO
104193
HIP
92587
Tycho2
1030-01688-1
HD
174792
BD
BD+10 3703
Distance
699.3
Distance ly
2281.12
last precise pa
91.1
last precise sep
2.333
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18520+1047 STF2408 2005 47 91 2.4 8.47 9.38 A0 D 185158.05+104648.9
18520+1047 STF2408 2006 48 91 2.3 8.47 9.38 A0 D 185158.05+104648.9
18520+1047 STF2408 2008 51 91 2.3 8.47 9.38 A0 N D 185158.05+104648.9
18520+1047 STF2408 2011 53 91 2.3 8.47 9.38 A0 N 185158.05+104648.9
18520+1047 STF2408 2016 50 91 2.3 8.47 9.38 A0 N 185158.05+104648.9

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