17547+0636 HEI 866

 
 
17h 54m 41.06s +06 35' 37.4" P.A. 127 sep 2.7 mag 9.80,10.90 Sp G5
 
 
Coord 2000
17547+0636
Discov num
HEI 866
Comp
Coord arcsec 2000
17 54 41.06 +06 35 37.4
Date first
1994
Date last
2001
Obs
2
Pa first
129
Pa last
127
P.A. Now (θ)
127°
Sep first
2.4
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
9.80
Mag sec
10.90
delta mag (ΔM)
1.1
Spectral class
G5 (yellow)
Pri motion ra
-007
Sec motion ra
Pri motion dec
-021
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
127.1
Precise sep
2.66
Constellation
Ophiuchus
Tycho2
0429-00009-1
last precise pa
127.1
last precise sep
2.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17547+0636 HEI 866 2001 2 127 2.7 9.80 10.90 G5 175441.06+063537.4

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