19212+7111 UC 3898

 
 
19h 21m 11.65s +71 10' 45.3" P.A. 317 sep 25.5 mag 12.30,16.20
 
 
Coord 2000
19212+7111
Discov num
UC 3898
Comp
Coord arcsec 2000
19 21 11.65 +71 10 45.3
Date first
1999
Date last
2010
Obs
4
Pa first
317
Pa last
317
P.A. Now (θ)
317°
Sep first
25.4
Sep last
25.5
Sep. Now (ρ)
25.5"
Mag pri
12.30
Mag sec
16.20
delta mag (ΔM)
3.9
Spectral class
Pri motion ra
+021
Sec motion ra
+025
Pri motion dec
+054
Sec motion dec
+055
Notes
V (Proper motion indicates physical)
rPM=0.068 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
316.7
Precise sep
25.45
Constellation
Draco
last precise pa
316.7
last precise sep
25.45
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19212+7111 UC 3898 2000 2 317 25.5 12.30 16.20 V 192111.65+711045.3
19212+7111 UC 3898 2004 3 318 25.6 12.30 16.20 V 192111.65+711045.3
19212+7111 UC 3898 2010 4 317 25.4 12.30 16.20 V 192111.65+711045.3

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