19444+3859 ALI 899AB

 
 
19h 44m 23.30s +38 59' 14.6" P.A. 183 sep 3.4 mag 11.10,12.00
 
 
Coord 2000
19444+3859
Discov num
ALI 899
Comp
AB
Coord arcsec 2000
19 44 23.30 +38 59 14.6
Date first
1928
Date last
2002
Obs
4
Pa first
189
Pa last
183
P.A. Now (θ)
183°
Sep first
3.2
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
11.10
Mag sec
12.00
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
+019
Sec motion ra
+017
Pri motion dec
+058
Sec motion dec
-018
Notes
N (See Notes)
rPM=1.246
This double is not physical.
 
 
19444+3859 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19444+3859 ALI 899 AB 1928 2002 4 183 3.4 11.10 12.00 0.90 <===
Show 19444+3859 ALI 899 AC 1928 2011 4 73 11.0 11.10 12.60 1.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
182.5
Precise sep
3.428
Cdsa2 id
ALI 899 AB
Constellation
Cygnus
Ra deg
19.739805555555556
De deg
38.98738888888889
last precise pa
182.5
last precise sep
3.428
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19444+3859 ALI 899 AB 1929 3 190 3.3 11.99 13.40 194423.28+385914.8
19444+3859 ALI 899 AB 2002 4 183 3.4 11.10 12.00 194423.30+385914.6

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