19020+0846 BU  973AD

 
 
19h 02m 01.72s +08 46' 19.7" P.A. 2 sep 9.7 mag 10.59,12.90 Sp A0
 
 
Coord 2000
19020+0846
Discov num
BU  973
Comp
AD
Coord arcsec 2000
19 02 01.72 +08 46 19.7
Date first
1879
Date last
2001
Obs
13
Pa first
13
Pa last
2
P.A. Now (θ)
Sep first
9.2
Sep last
9.7
Sep. Now (ρ)
9.7"
Mag pri
10.59
Mag sec
12.90
delta mag (ΔM)
2.31
Spectral class
A0 (white)
Pri motion ra
+001
Sec motion ra
+007
Pri motion dec
-007
Sec motion dec
+229
Notes
N (See Notes)
rPM=1.03
This double is not physical.
 
 
19020+0846 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19020+0846 BU 973 AB 1880 2003 11 347 1.7 10.59 11.54 0.95
Show 19020+0846 STF2435 AC 1827 2001 16 18 10.8 10.59 12.90 2.31
Show 19020+0846 BU 973 AD 1879 2001 13 2 9.7 10.59 12.90 2.31 <===
Show 19020+0846 HWE 45 CD 1880 2001 13 260 3.3 12.90 12.90 0.00
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.7
Precise sep
9.729
Constellation
Aquila
last precise pa
1.7
last precise sep
9.729
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19020+0846 BU 973 AD 1999 12 1 9.6 10.59 13.50 A0 N D 190201.72+084619.7
19020+0846 BU 973 AD 2001 13 2 9.7 10.59 12.90 A0 N D 190201.72+084619.7

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