18031-2535 RCH   3

 
 
18h 03m 08.87s -25 35' 17.0" P.A. 359 sep 1.8 mag 7.13,8.28
 
 
Coord 2000
18031-2535
Discov num
RCH   3
Comp
Coord arcsec 2000
18 03 08.87 -25 35 17.0
Date first
2009
Date last
2009
Obs
1
Pa first
359
Pa last
359
P.A. Now (θ)
359°
Sep first
1.8
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
7.13
Mag sec
8.28
delta mag (ΔM)
1.15
Spectral class
Pri motion ra
+000
Sec motion ra
Pri motion dec
-002
Sec motion dec
Notes
K (K-band or other infrared magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
359
Precise sep
1.83
Constellation
Sagittarius
Tycho2
6846-00667-1
last precise pa
359
last precise sep
1.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18031-2535 RCH 3 2009 1 359 1.8 7.13 8.28 K 180308.87-253517.0

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