19238+3942 HJ 2870AB

 
 
19h 23m 47.38s +39 42' 08.8" P.A. 168 sep 15.1 mag 10.95,11.63 Sp K1III
 
 
Coord 2000
19238+3942
Discov num
HJ 2870
Comp
AB
Coord arcsec 2000
19 23 47.38 +39 42 08.8
Date first
1895
Date last
2015
Obs
15
Pa first
168
Pa last
168
P.A. Now (θ)
168°
Sep first
15.2
Sep last
15.1
Sep. Now (ρ)
15.1"
Mag pri
10.95
Mag sec
11.63
delta mag (ΔM)
0.68
Spectral class
K1III (yellow-orange)
Pri motion ra
-004
Sec motion ra
-006
Pri motion dec
+012
Sec motion dec
+005
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=0.576
This double is not physical.
 
 
19238+3942 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19238+3942 HJ 2870 AB 1895 2015 15 168 15.1 10.95 11.63 0.68 <===
Show 19238+3942 ABH 117 AD 1988 2015 5 345 41.4 10.95 14.68 3.73
Show 19238+3942 ABH 117 AE 1988 2015 4 283 51.5 10.95 15.54 4.59
Show 19238+3942 ABH 117 AF 1988 2015 5 62 58.8 10.95 12.93 1.98
Show 19238+3942 ABH 117 AG 1988 2015 4 83 53.1 10.95 15.20 4.25
Show 19238+3942 ABH 117 AH 1988 2015 5 67 69.6 10.95 14.89 3.94
Show 19238+3942 ABH 117 AI 1988 2015 5 78 85.0 10.95 13.71 2.76
Show 19238+3942 ABH 117 AJ 1988 2015 5 268 118.5 10.95 15.43 4.48
Show 19238+3942 ABH 117 AK 1988 2015 4 305 109.6 10.95 15.90 4.95
Show 19238+3942 ABH 117 AL 1988 2015 5 300 108.3 10.95 12.98 2.03
Show 19238+3942 ABH 117 AM 1988 2015 5 286 114.6 10.95 15.10 4.15
Show 19238+3942 ABH 117 AN 1988 2015 5 240 122.2 10.95 13.35 2.40
Show 19238+3942 HJ 2870 AO 1905 2012 5 154 5.2 10.95 13.50 2.55
Show 19238+3942 HJ 2870 BC 1831 2015 8 108 12.3 11.63 11.70 0.07
15-fold system
15 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
167.9
Precise sep
15.097
Constellation
Lyra
Tycho2
3138-01078-1
Gaia DR2
32764211712
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19238+3942 HJ 2870 AB 1998 11 168 15.0 10.95 11.63 K1III D 192347.38+394208.8
19238+3942 HJ 2870 AB 2008 12 168 15.5 10.95 11.63 K1III D 192347.38+394208.8
19238+3942 HJ 2870 AB 2012 13 168 15.5 10.95 11.63 K1III UD 192347.38+394208.8
19238+3942 HJ 2870 AB 2013 14 168 15.3 10.95 11.63 K1III U 192347.38+394208.8
19238+3942 HJ 2870 AB 2015 15 168 15.1 10.95 11.63 K1III NU 192347.38+394208.8

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