20024+1609 BPM1949AB

 
 
20h 02m 23.45s +16 08' 57.0" P.A. 20.00 sep 117.2 mag 15.63,15.69
 
 
Coord 2000
20024+1609
Discov num
BPM1949
Comp
AB
Coord arcsec 2000
20 02 23.45 +16 08 57.0
Date first
1994
Date last
2015
Obs
8
Pa first
20
Pa last
20
P.A. Now (θ)
20°
Sep first
117.2
Sep last
117.2
Sep. Now (ρ)
117.2"
Mag pri
15.63
Mag sec
15.69
delta mag (ΔM)
0.06
Spectral class
Pri motion ra
-014
Sec motion ra
-011
Pri motion dec
-019
Sec motion dec
-012
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.323
This double is physical.
 
 
20024+1609 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20024+1609 BPM1949 AB 1994 2015 8 20 117.2 15.63 15.69 0.06 <===
Show 20024+1609 BPM1950 BC 1995 2015 8 267 49.5 15.69 15.79 0.10
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
19.5
Precise sep
117.22
Constellation
Sagitta
Gaia DR2
1808126741385880064
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20024+1609 BPM1949 AB 1999 2 20 117.0 15.63 15.69 NV 200223.45+160857.0
20024+1609 BPM1949 AB 2001 3 20 117.0 15.63 15.69 NV 200223.45+160857.0
20024+1609 BPM1949 AB 2015 4 20 117.2 15.63 15.69 NV 200223.45+160857.0

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