18580-2145 B  2870

 
 
18h 57m 58.99s -21 44' 42.6" P.A. 263 sep 6 mag 10.19,12.70
 
 
Coord 2000
18580-2145
Discov num
B  2870
Comp
Coord arcsec 2000
18 57 58.99 -21 44 42.6
Date first
1926
Date last
2015
Obs
5
Pa first
266
Pa last
263
P.A. Now (θ)
263°
Sep first
5.9
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
10.19
Mag sec
12.70
delta mag (ΔM)
2.51
Spectral class
Pri motion ra
+014
Sec motion ra
-002
Pri motion dec
+008
Sec motion dec
-002
Notes
rPM=1.17
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
262.8
Precise sep
5.983
Constellation
Sagittarius
SAO
187506
Tycho2
6294-02479-1
Gaia DR2
4081796494188884864
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18580-2145 B 2870 2000 3 262 5.9 10.19 12.70 D 185758.99-214442.6
18580-2145 B 2870 2015 5 263 6.0 10.19 12.70 185758.99-214442.6

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