14172+1646 SLW 988

 
 
14h 17m 10.52s +16 45' 53.2" P.A. 159 sep 21.2 mag 16.54,17.88 Sp M2.4+M3.4
 
 
Coord 2000
14172+1646
Discov num
SLW 988
Comp
Coord arcsec 2000
14 17 10.52 +16 45 53.2
Date first
2000
Date last
2010
Obs
3
Pa first
159
Pa last
159
P.A. Now (θ)
159°
Sep first
21.4
Sep last
21.2
Sep. Now (ρ)
21.2"
Mag pri
16.54
Mag sec
17.88
delta mag (ΔM)
1.34
Spectral class
M2.4+M3.4 (red/red)
Pri motion ra
-100
Sec motion ra
-102
Pri motion dec
+037
Sec motion dec
+034
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.034 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
159.4
Precise sep
21.23
Cdsa2 id
SLW 988
Constellation
Bootes
Ra deg
14.286255555555556
De deg
16.764777777777777
last precise pa
159.4
last precise sep
21.23
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
14172+1646 SLW 988 2005 1 159 21.4 16.54 17.88 M2.4 M3.4 V R 141710.52+164553.2
14172+1646 SLW 988 2010 3 160 21.2 16.54 17.88 M2.4+M3.4 V R 141710.52+164553.2

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