21105+3851 SEI1429

 
 
21h 10m 27.38s +38 51' 11.7" P.A. 351 sep 25.1 mag 9.86,11.01 Sp A2
 
 
Coord 2000
21105+3851
Discov num
SEI1429
Comp
Coord arcsec 2000
21 10 27.38 +38 51 11.7
Date first
1895
Date last
2010
Obs
7
Pa first
351
Pa last
351
P.A. Now (θ)
351°
Sep first
24.8
Sep last
25.1
Sep. Now (ρ)
25.1"
Mag pri
9.86
Mag sec
11.01
delta mag (ΔM)
1.15
Spectral class
A2 (white)
Pri motion ra
-001
Sec motion ra
-002
Pri motion dec
-005
Sec motion dec
-004
Notes
rPM=0.277 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
351
Precise sep
25.12
Constellation
Cygnus
SAO
71013
Tycho2
3169-02596-1
last precise pa
351
last precise sep
25.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21105+3851 SEI1429 1998 5 351 25.1 9.86 11.01 A2 D 211027.38+385111.7
21105+3851 SEI1429 2002 6 351 25.1 9.86 11.01 A2 D 211027.38+385111.7
21105+3851 SEI1429 2010 7 351 25.3 9.86 11.01 A2 211027.38+385111.7

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