18001+0537 TDT 623AB

 
 
18h 00m 06.34s +05 36' 52.8" P.A. 309 sep 0.6 mag 10.69,10.70 Sp A2
 
 
Coord 2000
18001+0537
Discov num
TDT 623
Comp
AB
Coord arcsec 2000
18 00 06.34 +05 36 52.8
Date first
1991
Date last
1991
Obs
1
Pa first
309
Pa last
309
P.A. Now (θ)
309°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.69
Mag sec
10.70
delta mag (ΔM)
0.01
Spectral class
A2 (white)
Pri motion ra
+001
Sec motion ra
+001
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
18001+0537 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18001+0537 TDT 623 AB 1991 1991 1 309 0.6 10.69 10.70 0.01 <===
Show 18001+0537 SKF1859 AB,C 2000 2003 2 186 3.9 10.30 13.00 2.70
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
309
Precise sep
0.57
Constellation
Ophiuchus
Tycho2
0438-00043-1
last precise pa
309
last precise sep
0.57
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18001+0537 TDT 623 AB 1991 1 309 0.6 10.69 10.70 A2 180006.34+053652.8

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