19539+3746 ALI 644

 
 
19h 53m 54.72s +37 45' 36.1" P.A. 210 sep 14.3 mag 11.97,13.26
 
 
Coord 2000
19539+3746
Discov num
ALI 644
Comp
Coord arcsec 2000
19 53 54.72 +37 45 36.1
Date first
1929
Date last
2010
Obs
5
Pa first
210
Pa last
210
P.A. Now (θ)
210°
Sep first
13.8
Sep last
14.3
Sep. Now (ρ)
14.3"
Mag pri
11.97
Mag sec
13.26
delta mag (ΔM)
1.29
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+000
Sec motion dec
-007
Notes
rPM=0.868
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
209.7
Precise sep
14.34
Cdsa2 id
ALI 644
Constellation
Cygnus
Tycho2
3137-00062-1
Ra deg
19.898533333333333
De deg
37.76002777777778
last precise pa
209.7
last precise sep
14.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19539+3746 ALI 644 1998 3 210 14.4 11.97 13.26 D 195354.72+374536.1
19539+3746 ALI 644 2002 4 210 14.4 11.97 13.26 D 195354.72+374536.1
19539+3746 ALI 644 2010 5 210 14.3 11.97 13.26 195354.72+374536.1

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