02388+1729 HJ 2153

 
 
02h 38m 48.09s +17 28' 35.4" P.A. 354 sep 19.8 mag 10.73,11.07 Sp A2
 
 
Coord 2000
02388+1729
Discov num
HJ 2153
Comp
Coord arcsec 2000
02 38 48.09 +17 28 35.4
Date first
1831
Date last
2016
Obs
8
Pa first
352
Pa last
354
P.A. Now (θ)
354°
Sep first
18.0
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
10.73
Mag sec
11.07
delta mag (ΔM)
0.34
Spectral class
A2 (white)
Pri motion ra
+002
Sec motion ra
+007
Pri motion dec
+006
Sec motion dec
+003
Notes
rPM=0.766
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
353.5
Precise sep
19.825
Constellation
Aries
Tycho2
1216-00301-1
last precise pa
353.5
last precise sep
19.825
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02388+1729 HJ 2153 2005 5 351 19.3 10.90 11.30 A2 D 023848.09+172835.4
02388+1729 HJ 2153 2010 8 353 19.6 10.73 11.07 A2 023848.09+172835.4
02388+1729 HJ 2153 2016 8 354 19.8 10.73 11.07 A2 023848.09+172835.4

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