22359+3938 STF2922AB (8 Lac)

 
 
22h 35m 52.28s +39 38' 03.6" P.A. 185 sep 22.3 mag 5.66,6.29 Sp B2Ve+B5
 
 
Coord 2000
22359+3938
Discov num
STF2922
Comp
AB
Coord arcsec 2000
22 35 52.28 +39 38 03.6
Date first
1782
Date last
2017
Obs
167
Pa first
186
Pa last
185
P.A. Now (θ)
185°
Sep first
17.2
Sep last
22.3
Sep. Now (ρ)
22.3"
Mag pri
5.66
Mag sec
6.29
delta mag (ΔM)
0.63
Spectral class
B2Ve+B5 (blue-white/blue-white)
Pri motion ra
+001
Sec motion ra
-014
Pri motion dec
-004
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.994
This double is not physical.
 
 
22359+3938 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 72509 22359+3938 CHR 112 Aa,Ab 1985 2002 9 76 0.0 5.66
Show 8 Lac 72509 22359+3938 STF2922 AB 1782 2017 167 185 22.3 5.66 6.29 0.63 <===
Show 22359+3938 A 1469 AC 1866 2016 29 168 48.8 5.66 10.38 4.72
Show 22359+3938 A 1469 AD 1823 2016 62 143 81.7 5.66 9.08 3.42
Show 22359+3938 A 1469 AE 1895 2016 19 239 335.2 5.66 7.25 1.59
Show 22359+3938 DAL 28 AG 1998 2012 5 194 78.6 5.66 14.08 8.42
Show 22359+3938 STF2922 BC 1828 2016 49 154 28.3 6.29 10.38 4.09
Show 22359+3938 A 1469 BD 1823 2016 52 131 66.9 6.29 9.08 2.79
Show 22359+3938 A 1469 BE 1880 2009 15 242 324.0 6.29 7.25 0.96
Show 22359+3938 COM 8 BF 1913 2012 6 175 127.6 6.29 10.97 4.68
Show 22359+3938 A 1469 CD 1828 2016 31 116 42.4 10.38 9.08 1.30
Show 22359+3938 A 1469 CH 1906 1932 2 254 1.4 10.38 14.60 4.22
Show 22359+3938 A 1469 DI 1906 2012 10 227 10.1 9.08 13.30 4.22
Show 22359+3938 DAL 28 GJ 1998 2016 5 78 6.5 14.08 12.99 1.09
11-fold system
10 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
185.1
Precise sep
22.306
Name
8 Lac
Cdsa2 id
STF 2922 AB
Constellation
Lacerta
SAO
72509
HD
214168
HR
8603
DM
BD+38 4808
Flamsteed
8 Lacertae
Flamsteed name
8 Lac
Ra deg
22.597855555555554
De deg
39.63433333333333
last precise pa
185.1
last precise sep
22.306
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22359+3938 STF2922 AB 2007 146 185 22.2 5.66 6.29 B2Ve B5 D 223552.28+393803.6
22359+3938 STF2922 AB 2008 149 185 22.2 5.66 6.29 B2Ve B5 D 223552.28+393803.6
22359+3938 STF2922 AB 2010 152 185 22.4 5.66 6.29 B2Ve B5 N D 223552.28+393803.6
22359+3938 STF2922 AB 2011 155 186 22.4 5.66 6.29 B2Ve B5 N D 223552.28+393803.6
22359+3938 STF2922 AB 2012 156 185 22.3 5.66 6.29 B2Ve B5 N D 223552.28+393803.6
22359+3938 STF2922 AB 2014 163 185 22.4 5.66 6.29 B2Ve B5 N D 223552.28+393803.6
22359+3938 STF2922 AB 2016 165 185 22.5 5.66 6.29 B2Ve+B5 N 223552.28+393803.6
22359+3938 STF2922 AB 2017 167 185 22.3 5.66 6.29 B2Ve+B5 N 223552.28+393803.6

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