20005+1643 BPMA225

 
 
20h 00m 28.47s +16 42' 54.0" P.A. 98.00 sep 247.3 mag 13.86,15.30
 
 
Coord 2000
20005+1643
Discov num
BPMA225
Comp
Coord arcsec 2000
20 00 28.47 +16 42 54.0
Date first
1996
Date last
2015
Obs
8
Pa first
98
Pa last
98
P.A. Now (θ)
98°
Sep first
247.2
Sep last
247.3
Sep. Now (ρ)
247.3"
Mag pri
13.86
Mag sec
15.30
delta mag (ΔM)
1.44
Spectral class
Pri motion ra
+023
Sec motion ra
+026
Pri motion dec
-051
Sec motion dec
-047
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.089 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
98.1
Precise sep
247.274
Constellation
Sagitta
Gaia DR2
17666139648
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20005+1643 BPMA225 1997 2 98 247.5 15.12 15.48 NV 200028.47+164254.0
20005+1643 BPMA225 2001 3 98 247.6 15.12 15.48 NV 200028.47+164254.0
20005+1643 BPMA225 2010 4 98 246.3 13.86 15.30 NV 200028.47+164254.0
20005+1643 BPMA225 2015 5 98 247.3 13.86 15.30 NV 200028.47+164254.0

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