16399+3731 HJ  587

 
 
16h 39m 56.70s +37 31' 03.5" P.A. 283 sep 19.9 mag 8.71,12.87 Sp G5 dist. 44.6 pc (145.49 l.y.)
 
 
Coord 2000
16399+3731
Discov num
HJ  587
Comp
Coord arcsec 2000
16 39 56.70 +37 31 03.5
Date first
1827
Date last
2014
Obs
14
Pa first
300
Pa last
283
P.A. Now (θ)
283°
Sep first
7.5
Sep last
19.9
Sep. Now (ρ)
19.9"
Mag pri
8.71
Mag sec
12.87
delta mag (ΔM)
4.16
Spectral class
G5 (yellow)
Pri motion ra
+034
Sec motion ra
-012
Pri motion dec
+029
Sec motion dec
+002
Notes
rPM=1.194
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
283.2
Precise sep
19.9
Constellation
Hercules
SAO
65470
HIP
81605
Tycho2
3063-01302-1
HD
150510
BD
BD+37 2786
Distance
44.6
Distance ly
145.49
last precise pa
283.2
last precise sep
19.9
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16399+3731 HJ 587 1998 8 284 19.4 8.80 11.80 G5 D 163956.70+373103.5
16399+3731 HJ 587 2010 10 283 19.8 8.80 11.80 G5 D 163956.70+373103.5
16399+3731 HJ 587 2014 13 283 19.9 8.71 12.87 G5 163956.70+373103.5

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