19537+3742 SMA 108

 
 
19h 53m 44.62s +37 42' 09.2" P.A. 219 sep 10.6 mag 12.72,12.90
 
 
Coord 2000
19537+3742
Discov num
SMA 108
Comp
Coord arcsec 2000
19 53 44.62 +37 42 09.2
Date first
1909
Date last
2010
Obs
5
Pa first
220
Pa last
219
P.A. Now (θ)
219°
Sep first
11.6
Sep last
10.6
Sep. Now (ρ)
10.6"
Mag pri
12.72
Mag sec
12.90
delta mag (ΔM)
0.18
Spectral class
Pri motion ra
-007
Sec motion ra
-004
Pri motion dec
-009
Sec motion dec
-004
Notes
rPM=0.511
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
219.3
Precise sep
10.63
Constellation
Cygnus
Tycho2
3137-03269-1
last precise pa
219.3
last precise sep
10.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19537+3742 SMA 108 1998 3 221 10.9 12.72 12.90 D 195344.62+374209.2
19537+3742 SMA 108 2002 4 221 10.8 12.72 12.90 D 195344.62+374209.2
19537+3742 SMA 108 2010 5 219 10.5 12.72 12.90 195344.62+374209.2

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