13427+2136 CVR 143

 
 
13h 42m 41.57s +21 36' 07.2" P.A. 204 sep 27.1 mag 18.20,19.10 Sp M2+M2
 
 
Coord 2000
13427+2136
Discov num
CVR 143
Comp
Coord arcsec 2000
13 42 41.57 +21 36 07.2
Date first
2000
Date last
2010
Obs
3
Pa first
204
Pa last
204
P.A. Now (θ)
204°
Sep first
27.1
Sep last
27.1
Sep. Now (ρ)
27.1"
Mag pri
18.20
Mag sec
19.10
delta mag (ΔM)
0.9
Spectral class
M2+M2 (red/red)
Pri motion ra
-039
Sec motion ra
-037
Pri motion dec
-092
Sec motion dec
-089
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.036 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
204.3
Precise sep
27.12
Constellation
Bootes
last precise pa
204.3
last precise sep
27.12
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13427+2136 CVR 143 2005 1 204 27.2 18.20 19.10 M2+M2 V R 134241.57+213607.2
13427+2136 CVR 143 2010 3 205 27.2 18.20 19.10 M2+M2 V R 134241.57+213607.2

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