19537+3742 SMA 108

 
 
19h 53m 44.62s +37 42' 09.2" P.A. 221 sep 10.7 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
2015
Obs
10
Pa first
220
Pa last
221
P.A. Now (θ)
221°
Sep first
11.6
Sep last
10.7
Sep. Now (ρ)
10.7"
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
220.7
Precise sep
10.733
Constellation
Cygnus
Tycho2
3137-03269-1
Gaia DR2
77555356544
 
 
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
19537+3742 SMA 108 2015 6 221 10.7 12.72 12.90 195344.62+374209.2

If you need more information about this double, apply for a data request form to the WDS.