16313+5557 MLR 636

 
 
16h 31m 21.28s +55 56' 31.0" P.A. 266 sep 0.4 mag 10.53,10.51 Sp F8
 
 
Coord 2000
16313+5557
Discov num
MLR 636
Comp
Coord arcsec 2000
16 31 21.28 +55 56 31.0
Date first
1989
Date last
1991
Obs
2
Pa first
275
Pa last
266
P.A. Now (θ)
266°
Sep first
0.4
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.53
Mag sec
10.51
delta mag (ΔM)
0.02
Spectral class
F8 (yellow-white)
Pri motion ra
+020
Sec motion ra
+020
Pri motion dec
-022
Sec motion dec
-022
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
266.3
Precise sep
0.37
Constellation
Draco
SAO
29974
Tycho2
3881-01238-1
HD
238570
last precise pa
266.3
last precise sep
0.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16313+5557 MLR 636 1991 2 266 0.4 10.53 10.51 163121.28+555631.0

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