02217+5345 HJ 2128AB

 
 
02h 21m 39.54s +53 44' 24.4" P.A. 49 sep 9.3 mag 10.45,12.00
 
 
Coord 2000
02217+5345
Discov num
HJ 2128
Comp
AB
Coord arcsec 2000
02 21 39.54 +53 44 24.4
Date first
1903
Date last
2015
Obs
8
Pa first
59
Pa last
49
P.A. Now (θ)
49°
Sep first
10.4
Sep last
9.3
Sep. Now (ρ)
9.3"
Mag pri
10.45
Mag sec
12.00
delta mag (ΔM)
1.55
Spectral class
Pri motion ra
+001
Sec motion ra
-012
Pri motion dec
-005
Sec motion dec
-002
Notes
rPM=1.097
This double is not physical.
 
 
02217+5345 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 02217+5345 HJ 2128 AB 1903 2015 8 49 9.3 10.45 12.00 1.55 <===
Show 02217+5345 OPI 1 AC 1926 2013 4 103 16.3 10.45 13.70 3.25
Show 02217+5345 OPI 1 AD 1903 2013 9 137 105.5 10.45 11.35 0.90
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
49.4
Precise sep
9.29
Cdsa2 id
HJ 2128 AB
Constellation
Perseus
Tycho2
3686-00140-1
Ra deg
2.3609833333333334
De deg
53.74011111111111
last precise pa
49.4
last precise sep
9.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
02217+5345 HJ 2128 AB 1999 5 51 9.4 10.45 12.00 D 022139.54+534424.4
02217+5345 HJ 2128 AB 2002 6 50 9.4 10.45 12.00 D 022139.54+534424.4
02217+5345 HJ 2128 AB 2013 7 50 9.2 10.45 12.00 022139.54+534424.4
02217+5345 HJ 2128 AB 2015 8 49 9.3 10.45 12.00 022139.54+534424.4

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