18155+1156 ROE 144

 
 
18h 15m 26.09s +11 55' 43.3" P.A. 291 sep 6.5 mag 11.00,13.00
 
 
Coord 2000
18155+1156
Discov num
ROE 144
Comp
Coord arcsec 2000
18 15 26.09 +11 55 43.3
Date first
1919
Date last
2001
Obs
4
Pa first
294
Pa last
291
P.A. Now (θ)
291°
Sep first
5.0
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
11.00
Mag sec
13.00
delta mag (ΔM)
2
Spectral class
Pri motion ra
+008
Sec motion ra
-008
Pri motion dec
+004
Sec motion dec
+014
Notes
B (Blue magnitudes)
rPM=1.17
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
291.1
Precise sep
6.5
Constellation
Ophiuchus
last precise pa
291.1
last precise sep
6.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18155+1156 ROE 144 1998 4 291 6.4 11.00 13.00 DB 181526.09+115543.3
18155+1156 ROE 144 2001 4 291 6.5 11.00 13.00 DB 181526.09+115543.3

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