18079-4713 BRT1020

 
 
18h 07m 54.36s -47 13' 08.8" P.A. 250 sep 4.7 mag 12.55,13.06
 
 
Coord 2000
18079-4713
Discov num
BRT1020
Comp
Coord arcsec 2000
18 07 54.36 -47 13 08.8
Date first
1904
Date last
1999
Obs
3
Pa first
242
Pa last
250
P.A. Now (θ)
250°
Sep first
3.4
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
12.55
Mag sec
13.06
delta mag (ΔM)
0.51
Spectral class
Pri motion ra
+021
Sec motion ra
-050
Pri motion dec
+002
Sec motion dec
-020
Notes
B (Blue magnitudes)
rPM=1.38
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
249.7
Precise sep
4.67
Constellation
Ara
last precise pa
249.7
last precise sep
4.67
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18079-4713 BRT1020 1904 1 242 3.4 12.55 13.06 B 180754.36-471308.8
18079-4713 BRT1020 1998 2 249 4.6 12.55 13.06 B 180754.36-471308.8
18079-4713 BRT1020 1999 3 250 4.7 12.55 13.06 B 180754.36-471308.8

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