16344+5737 MLB  74

 
 
16h 34m 32.55s +57 35' 21.0" P.A. 254 sep 7.1 mag 10.57,13.20
 
 
Coord 2000
16344+5737
Discov num
MLB  74
Comp
Coord arcsec 2000
16 34 32.55 +57 35 21.0
Date first
1918
Date last
2010
Obs
5
Pa first
271
Pa last
254
P.A. Now (θ)
254°
Sep first
5.5
Sep last
7.1
Sep. Now (ρ)
7.1"
Mag pri
10.57
Mag sec
13.20
delta mag (ΔM)
2.63
Spectral class
Pri motion ra
+007
Sec motion ra
+015
Pri motion dec
+002
Sec motion dec
+018
Notes
rPM=0.763
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.5
Precise sep
7.08
Constellation
Draco
Tycho2
3884-01889-1
last precise pa
253.5
last precise sep
7.08
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16344+5737 MLB 74 1999 3 253 6.9 10.57 13.20 D 163432.55+573521.0
16344+5737 MLB 74 2003 4 252 6.9 10.57 13.20 D 163432.55+573521.0
16344+5737 MLB 74 2010 5 253 6.9 10.57 13.20 163432.55+573521.0

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