20073+3753 SKF 290

 
 
20h 07m 18.55s +37 52' 43.6" P.A. 157 sep 22.9 mag 11.70,16.20 Sp M0
 
 
Coord 2000
20073+3753
Discov num
SKF 290
Comp
Coord arcsec 2000
20 07 18.55 +37 52 43.6
Date first
1950
Date last
2015
Obs
5
Pa first
156
Pa last
157
P.A. Now (θ)
157°
Sep first
22.2
Sep last
22.9
Sep. Now (ρ)
22.9"
Mag pri
11.70
Mag sec
16.20
delta mag (ΔM)
4.5
Spectral class
M0 (red)
Pri motion ra
+293
Sec motion ra
+295
Pri motion dec
+210
Sec motion dec
+216
Notes
V (Proper motion indicates physical)
rPM=0.017 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
156.5
Precise sep
22.886
Constellation
Cygnus
Tycho2
3150-01792-1
Gaia DR2
50112961280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20073+3753 SKF 290 2001 3 157 22.9 12.20 16.20 M0 V 200718.55+375243.6
20073+3753 SKF 290 2002 4 157 22.9 11.70 16.20 M0 VD 200718.55+375243.6
20073+3753 SKF 290 2010 4 157 23.2 11.70 16.20 M0 V 200718.55+375243.6
20073+3753 SKF 290 2015 5 157 22.9 11.70 16.20 M0 V 200718.55+375243.6

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