18034-2754 BRT3056

 
 
18h 03m 26.78s -27 53' 44.2" P.A. 171 sep 4.5 mag 11.70,12.42 Sp B0
 
 
Coord 2000
18034-2754
Discov num
BRT3056
Comp
Coord arcsec 2000
18 03 26.78 -27 53 44.2
Date first
1913
Date last
1999
Obs
3
Pa first
177
Pa last
171
P.A. Now (θ)
171°
Sep first
4.7
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
11.70
Mag sec
12.42
delta mag (ΔM)
0.72
Spectral class
B0 (blue-white)
Pri motion ra
+002
Sec motion ra
-019
Pri motion dec
+017
Sec motion dec
+085
Notes
B (Blue magnitudes)
rPM=0.817
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.9
Precise sep
4.509
Constellation
Sagittarius
Tycho2
6850-02594-1
last precise pa
170.9
last precise sep
4.509
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18034-2754 BRT3056 1998 2 168 4.5 11.70 12.42 DB 180326.78-275344.2
18034-2754 BRT3056 1999 3 171 4.5 11.70 12.42 DB 180326.78-275344.2

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