20109+7616 LDS1929

 
 
20h 09m 57.15s +76 15' 51.8" P.A. 14 sep 15.2 mag 15.30,15.70
 
 
Coord 2000
20109+7616
Discov num
LDS1929
Comp
Coord arcsec 2000
20 09 57.15 +76 15 51.8
Date first
1953
Date last
2015
Obs
11
Pa first
13
Pa last
14
P.A. Now (θ)
14°
Sep first
15.2
Sep last
15.2
Sep. Now (ρ)
15.2"
Mag pri
15.30
Mag sec
15.70
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+050
Sec motion ra
+048
Pri motion dec
-068
Sec motion dec
-057
Notes
V (Proper motion indicates physical)
rPM=0.132 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
13.7
Precise sep
15.225
Constellation
Cepheus
SAO
9669
Gaia DR2
92290421120
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20109+7616 LDS1929 1999 2 13 15.3 15.30 15.70 DI 200957.15+761551.8
20109+7616 LDS1929 2003 3 14 15.3 15.30 15.70 DI 200957.15+761551.8
20109+7616 LDS1929 2013 7 14 15.2 15.30 15.70 V 200957.15+761551.8
20109+7616 LDS1929 2015 8 14 15.3 15.30 15.70 V 200957.15+761551.8

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