19377+3022 BU  144

 
 
19h 37m 47.09s +30 21' 18.6" P.A. 356 sep 6 mag 9.53,9.63 Sp K0V
 
 
Coord 2000
19377+3022
Discov num
BU  144
Comp
Coord arcsec 2000
19 37 47.09 +30 21 18.6
Date first
1873
Date last
2015
Obs
36
Pa first
5
Pa last
356
P.A. Now (θ)
356°
Sep first
4.0
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
9.53
Mag sec
9.63
delta mag (ΔM)
0.1
Spectral class
K0V (yellow-orange)
Pri motion ra
+073
Sec motion ra
+077
Pri motion dec
+038
Sec motion dec
+042
Notes
rPM=0.064 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
356
Precise sep
6.02
Constellation
Cygnus
Tycho2
2655-04051-1
last precise pa
356
last precise sep
6.02
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19377+3022 BU 144 2004 30 356 5.9 9.53 9.63 K0V D 193747.09+302118.6
19377+3022 BU 144 2010 31 356 5.9 9.53 9.63 K0V D 193747.09+302118.6
19377+3022 BU 144 2012 33 356 6.0 9.53 9.63 K0V D 193747.09+302118.6
19377+3022 BU 144 2015 35 356 6.0 9.53 9.63 K0V 193747.09+302118.6

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