18000-1133 HU  753

 
 
17h 59m 57.55s -11 32' 45.1" P.A. 129 sep 5.6 mag 8.97,12.50 Sp A5
 
 
Coord 2000
18000-1133
Discov num
HU  753
Comp
Coord arcsec 2000
17 59 57.55 -11 32 45.1
Date first
1900
Date last
2001
Obs
10
Pa first
128
Pa last
129
P.A. Now (θ)
129°
Sep first
5.7
Sep last
5.6
Sep. Now (ρ)
5.6"
Mag pri
8.97
Mag sec
12.50
delta mag (ΔM)
3.53
Spectral class
A5 (white)
Pri motion ra
-007
Sec motion ra
-005
Pri motion dec
+002
Sec motion dec
-002
Notes
rPM=0.614
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128.5
Precise sep
5.634
Constellation
Serpens
SAO
160975
Tycho2
5682-01250-1
HD
164084
last precise pa
128.5
last precise sep
5.634
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18000-1133 HU 753 1999 8 129 5.5 8.97 12.50 A5 D 175957.55-113245.1
18000-1133 HU 753 2001 10 129 5.6 8.97 12.50 A5 D 175957.55-113245.1
18000-1133 HU 753 2010 11 130 4.9 8.97 12.50 A5 175957.55-113245.1

If you need more information about this double, apply for a data request form to the WDS.