18186-1348 SNA  87HI

 
 
18H 18M 36.03S -13 47' 36.4" P.A. 297 SEP 2.7 MAG 7.28,13.10 SP O6.5V
 
 
Coord 2000
18186-1348
Discov num
SNA  87
Comp
HI
Coord arcsec 2000
18 18 36.03 -13 47 36.4
Date first
2012
Date last
2012
Obs
1
Pa first
297
Pa last
297
P.A. Now (θ)
297°
Sep first
2.7
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
7.28
Mag sec
13.10
delta mag (ΔM)
5.82
Spectral class
O6.5V (blue)
Pri motion ra
+001
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
N V K (See Notes, Proper motion indicates physical, K-band or other infrared magnitudes)
This double is physical.
 
 
18186-1348 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 161303 18186-1348 DCH 26 AB 1998 2012 6 310 0.1 6.80 8.37 1.57
Show 161303 18186-1348 SNA 88 AC 2012 2012 1 5 3.7 6.57 13.71 7.14
Show 161303 18186-1348 SNA 88 AD 2012 2012 1 246 3.7 6.57 12.15 5.58
Show 161303 18186-1348 SNA 88 AE 2012 2012 1 177 3.8 6.57 14.15 7.58
Show 161303 18186-1348 SNA 88 AF 2012 2012 1 126 5.9 6.57 12.63 6.06
Show 161303 18186-1348 SNA 88 AG 2012 2012 1 303 6.6 6.57 12.10 5.53
Show 161302 18186-1348 SNA 87 Ha,Hb 2012 2012 1 49 0.0 7.30 11.00 3.70
Show 161302 18186-1348 SNA 87 HI 2012 2012 1 297 2.7 7.28 13.10 5.82 <===
Show 161302 18186-1348 SNA 87 HJ 2012 2012 1 139 3.5 7.28 11.41 4.13
Show 161302 18186-1348 SNA 87 HK 2012 2012 1 68 5.8 7.28 13.86 6.58
12-fold system
11 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
SAO
161302
Tycho2
5689-01208-1
HD
168075
last precise pa
297.2
last precise sep
2.74