20022+1537 BPMA230

 
 
20h 02m 09.12s +15 37' 20.6" P.A. 42.00 sep 244.4 mag 13.81,14.43
 
 
Coord 2000
20022+1537
Discov num
BPMA230
Comp
Coord arcsec 2000
20 02 09.12 +15 37 20.6
Date first
1997
Date last
2015
Obs
8
Pa first
42
Pa last
42
P.A. Now (θ)
42°
Sep first
244.1
Sep last
244.4
Sep. Now (ρ)
244.4"
Mag pri
13.81
Mag sec
14.43
delta mag (ΔM)
0.62
Spectral class
Pri motion ra
-020
Sec motion ra
-019
Pri motion dec
-043
Sec motion dec
-049
Notes
N V (See Notes, Proper motion indicates physical)
Visually invisible, K-band or other infrared star rPM=0.116 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
41.8
Precise sep
244.405
Constellation
Aquila
Gaia DR2
63760302336
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20022+1537 BPMA230 1997 2 42 243.9 13.81 14.43 NV 200209.12+153720.6
20022+1537 BPMA230 2001 3 42 244.0 13.81 14.43 NV 200209.12+153720.6
20022+1537 BPMA230 2010 4 42 244.3 13.81 14.43 NV 200209.12+153720.6
20022+1537 BPMA230 2015 5 42 244.4 13.81 14.43 NV 200209.12+153720.6

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