16218+2501 SLW1174

 
 
16h 21m 49.05s +25 01' 02.6" P.A. 335 sep 138.5 mag 15.59,17.70 Sp K4.9+M0.1
 
 
Coord 2000
16218+2501
Discov num
SLW1174
Comp
Coord arcsec 2000
16 21 49.05 +25 01 02.6
Date first
2000
Date last
2010
Obs
3
Pa first
335
Pa last
335
P.A. Now (θ)
335°
Sep first
138.6
Sep last
138.5
Sep. Now (ρ)
138.5"
Mag pri
15.59
Mag sec
17.70
delta mag (ΔM)
2.11
Spectral class
K4.9+M0.1 (yellow-orange/red)
Pri motion ra
-025
Sec motion ra
-023
Pri motion dec
-032
Sec motion dec
-032
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.049 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
335.1
Precise sep
138.49
Constellation
Hercules
last precise pa
335.1
last precise sep
138.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16218+2501 SLW1174 2003 1 335 138.6 15.59 17.70 K4.9 M0.1 V R 162149.05+250102.6
16218+2501 SLW1174 2010 3 335 138.5 15.59 17.70 K4.9+M0.1 V R 162149.05+250102.6

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