18380+5722 STI2380

 
 
18h 38m 01.10s +57 21' 57.7" P.A. 3 sep 10.2 mag 10.53,11.50
 
 
Coord 2000
18380+5722
Discov num
STI2380
Comp
Coord arcsec 2000
18 38 01.10 +57 21 57.7
Date first
1920
Date last
2010
Obs
6
Pa first
1
Pa last
3
P.A. Now (θ)
Sep first
11.4
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
10.53
Mag sec
11.50
delta mag (ΔM)
0.97
Spectral class
Pri motion ra
-008
Sec motion ra
-002
Pri motion dec
-016
Sec motion dec
-027
Notes
rPM=0.463
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
2.7
Precise sep
10.21
Constellation
Draco
Tycho2
3913-00617-1
last precise pa
2.7
last precise sep
10.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18380+5722 STI2380 2006 4 3 10.4 10.53 11.50 D 183801.10+572157.7
18380+5722 STI2380 2010 6 4 10.1 10.53 11.50 183801.10+572157.7

If you need more information about this double, apply for a data request form to the WDS.