18495+5157 UC 3685

 
 
18h 49m 32.27s +51 57' 15.6" P.A. 147 sep 73.5 mag 15.30,15.81
 
 
Coord 2000
18495+5157
Discov num
UC 3685
Comp
Coord arcsec 2000
18 49 32.27 +51 57 15.6
Date first
1998
Date last
2015
Obs
8
Pa first
147
Pa last
147
P.A. Now (θ)
147°
Sep first
73.1
Sep last
73.5
Sep. Now (ρ)
73.5"
Mag pri
15.30
Mag sec
15.81
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
-047
Sec motion ra
-041
Pri motion dec
-057
Sec motion dec
-074
Notes
V (Proper motion indicates physical)
rPM=0.213 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
146.8
Precise sep
73.466
Constellation
Draco
Gaia DR2
99021780224
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18495+5157 UC 3685 2000 2 147 73.2 15.30 15.80 V 184932.27+515715.6
18495+5157 UC 3685 2003 2 147 73.3 15.30 15.80 V 184932.27+515715.6
18495+5157 UC 3685 2010 3 147 73.4 15.30 15.81 V 184932.27+515715.6
18495+5157 UC 3685 2015 4 147 73.5 15.30 15.81 V 184932.27+515715.6

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