19508+0852 STFB 10AB (Altair)

 
 
19h 50m 46.99s +08 52' 05.9" P.A. 286 sep 195.8 mag 0.95,9.82 Sp A7V dist. 5.13 pc (16.73 l.y.)
 
 
Coord 2000
19508+0852
Discov num
STFB 10
Comp
AB
Coord arcsec 2000
19 50 46.99 +08 52 05.9
Date first
1781
Date last
2015
Obs
42
Pa first
335
Pa last
286
P.A. Now (θ)
286°
Sep first
143.3
Sep last
195.8
Sep. Now (ρ)
195.8"
Mag pri
0.95
Mag sec
9.82
delta mag (ΔM)
8.87
Spectral class
A7V (white)
Pri motion ra
+537
Sec motion ra
+006
Pri motion dec
+386
Sec motion dec
-001
Notes
N L U (See Notes, Linear solution, Proper motion indicates non-physical)
rPM=0.994
This double is not physical.
 
 
19508+0852 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Altair 125122 19508+0852 STFB 10 AB 1781 2015 42 286 195.8 0.95 9.82 8.87 <===
Show 125122 19508+0852 STFB 10 AC 1905 2015 15 110 186.4 0.95 10.30 9.35
Show 125122 19508+0852 DAL 27 AD 2005 2015 11 105 26.8 0.95 11.90 10.95
Show 125122 19508+0852 SMR 5 AE 2000 2015 8 354 151.3 0.95 11.00 10.05
Show 125122 19508+0852 SMR 5 AF 2000 2015 7 48 292.4 0.95 10.30 9.35
Show 125122 19508+0852 GMC 5 AG 2000 2012 3 121 185.1 0.95 13.00 12.05
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285.8
Precise sep
195.83
Common name
Altair
Meaning
one who flies
Other names
Atair
Constellation
Aquila
SAO
125122
HIP
97649
HD
187642
HR
7557
GC
27470
GL
Gl 768
BD
BD+08 4236
Bayer
Alpha Aquilae
Bayer name
Alp Aql
Flamsteed
53 Aquilae
Flamsteed name
53 Aql
Distance
5.13
Distance ly
16.73
last precise pa
285.8
last precise sep
195.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19508+0852 STFB 10 AB 2007 28 287 192.1 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2008 30 286 192.5 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2009 33 286 192.0 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2010 35 286 194.0 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2011 36 286 192.3 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2013 40 286 194.5 0.95 9.82 A7V NLD 195046.99+085205.9
19508+0852 STFB 10 AB 2015 42 286 195.8 0.95 9.82 A7V NL U 195046.99+085205.9

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