22359+3938 STF 2922 AB (8 Lac)

 
 
22h 35m 52.28s +39° 38' 03.6" P.A. 186.00 sep 22.5 mag 5.66,6.29 Sp B2Ve+B5 dist. 662.25 pc (2160.26 l.y.)
 
 
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 2020 Obs 171
Pa first 186 Pa last 185.5 P.A. Now (θ) 185.5°
Sep first 17.2 Sep last 22.48 Sep. Now (ρ) 22.48"
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 wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 72508 22 35 52 +39 38 04 CHR 112 Aa,Ab 2020 34 138 0.0 5.66 Y
Show 8 Lac 72508 22 35 52 +39 38 04 STF 2922 AB 2020 171 186 22.5 5.66 6.29 0.63 <===
Show 72508 22 35 52 +39 38 04 A 1469 AC 2016 30 167 48.8 5.66 10.38 4.72
Show 72508 22 35 52 +39 38 04 A 1469 AD 2017 64 145 81.6 5.66 9.08 3.42
Show 72508 22 35 52 +39 38 04 A 1469 AE 2016 19 239 335.2 5.66 7.25 1.59
Show 72508 22 35 52 +39 38 04 DAL 28 AG 2015 6 193 77.6 5.66 14.08 8.42
Show 72509 22 35 52 +39 37 41 STF 2922 BC 2016 49 154 28.3 6.29 10.38 4.09
Show 72509 22 35 52 +39 37 41 A 1469 BD 2016 52 130 66.9 6.29 9.08 2.79
Show 72509 22 35 52 +39 37 41 A 1469 BE 2009 15 242 324.0 6.29 7.25 0.96
Show 72509 22 35 52 +39 37 41 COM 8 BF 2012 6 175 127.6 6.29 10.97 4.68
Show 22 35 53 +39 37 16 A 1469 CD 2016 32 115 42.4 10.38 9.08 1.30
Show 22 35 53 +39 37 16 A 1469 CH 2015 3 255 1.7 10.38 14.60 4.22
Show 22 35 56 +39 36 58 A 1469 DI 2015 14 227 10.0 9.08 13.30 4.22
Show 22 35 51 +39 36 48 DAL 28 GJ 2016 9 78 6.5 14.08 12.99 1.09
11-fold system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 8 Lac Var name NSV14242 Lac Constellation Lacerta SAO 72508
HIP 111546 Tycho2 3205-02482-1 Gaia DR2 1908368597999299840 HD 214167
HR 8603 GC 31550 ADS 16095 BD BD+38 4808
Flamsteed 8 Lacertae Flamsteed name 8 Lac Distance 662.25 Distance ly 2160.26
 
 
WDS 22359+3938 STF 2922 AB (8 Lac) : NOTES
 
 
discov_num notes refcode
CHR 112 8 Lac. A shows variable velocity, possibly due to motion in the Aa,Ab
system. Shell star.
STF2922 AB: H 4 86. MEv2010
 
 
REFERENCES
 
 
refcode metd author reference
MEv2010 - MacEvoy, B. ...................
MEv2010 private communication, 2010 (see http://www.handprint.com/ASTRO/index.html)
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
312 CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
314 COM Comstock, G.C.
341 DAL Daley, J.A.
391 STF Struve, F.G.W.
 
 
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
22359+3938 STF2922 AB 2018 169 186 22.3 5.66 6.29 B2Ve+B5 N 223552.28+393803.6
22359+3938 STF2922 AB 2020 171 186 22.5 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.

 
 
WDS 22359+3938 STF 2922 AB (8 Lac) : VISUAL OBSERVATIONS REPORTS
 
 
Show date username difficulty separation pa_estim interest notes
Show 23/07/24 Daedalus1 mean difficulty separated 186   A pair of white, evenly matched stars, the two brightest stars in a small group.

 
 
WDS 22359+3938 STF 2922 AB (8 Lac) : MEASURES
 
 
Records found: 1
Show date username difficulty sep sep_sigma pa pa_sigma delta_mag # notes
Show 23/07/24 Daedalus1 mean difficulty 22.46 0.07 186.00 0.00 0.02 12 Seeing: Pickering 5, poor
 
 
WDS 22359+3938 (8 Lac) : VIRTUAL EYEPIECE
 
 

22359+3938 STF2922A mag 5.66 Sp B2Ve 22359+3938 CHR 112Ab 22359+3938 STF2922B sep 22.4 P.A. 185.60 mag 6.29 Sp B2V 22359+3938 A  1469C sep 48.6 P.A. 168.20 mag 10.38 22359+3938 A  1469D sep 81.7 P.A. 143.90 mag 9.08 Sp A0 22359+3938 A  1469E sep 281.2 P.A. 231.60 mag 7.25 22359+3938 COM   8F sep 149.6 P.A. 177.80 mag 10.97 22359+3938 DAL  28G sep 77.7 P.A. 193.40 mag 14.08 22359+3938 A  1469H sep 48.8 P.A. 169.80 mag 14.6 22359+3938 A  1469I sep 84.4 P.A. 149.70 mag 13.3 22359+3938 DAL  28J sep 75.4 P.A. 190.00 mag 12.99 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 22359+3938 (8 Lac) : ALADIN DSS IMAGE @ 22h 35m 52.28s +39° 38' 03.6"
 
 
 
 
WDS 22359+3938 STF 2922 AB (8 Lac) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


22359+3938  STF2922AB distance=0' 22359+3938  COM   8BF distance=1' 22359+3938  STF2922BC distance=1' 22359+3938  A  1469BD distance=1' 22359+3938  A  1469BE distance=1' 22359+3938  A  1469CD distance=1' 22359+3938  A  1469CH distance=1' 22359+3938  DAL  28GJ distance=2' 22359+3938  A  1469DI distance=2' 22355+3953  ES 1698 distance=17' 22359+3919  STJ  81 distance=19' 22375+3923  HDS3211AB distance=25' 22375+3923  KIR   5AC distance=25' 22341+3920  BU  707AB distance=28' 22341+3920  BAG  47Aa,Ab distance=28' 22334+3935  HDS3200Aa,Ab distance=29' 22334+3935  COU1835AB distance=29' 22371+3909  MLB 797 distance=32' 22327+3936  COU1834AB distance=37' 22327+3936  GII  16AB,C distance=37' 22327+3936  ORL   7AD distance=37' 22324+3947  ROE  47AB distance=41' 22324+3947  ROE  47AC distance=41' 22324+3947  ROE  47AD distance=41' 22324+3947  FYM 109AF distance=41' 22324+3947  ROE  47DE distance=42' 22394+3926  MLB 798 distance=43' 22341+3900  ALI 993 distance=44' 22393+4000  MLB 906AB distance=45' 22328+3909  GRV 584 distance=46' 22364+4023  A  1471 distance=46' 22375+3855  STF2926 distance=48' 22393+3903  S   813AB distance=53' 22393+3903  TRN  36AC distance=53' 22399+3909  GRV 597 distance=56' 22350+3841  GRV 590 distance=58' 22339+4032  COU1837 distance=58' 22311+3957  TDT3563 distance=58' 22315+3907  ALI 992 distance=60' 22306+3938  MLB 964 distance=62' 22307+3923  A  1466 distance=62' 22409+3921  GRV 599 distance=62' 22308+4007  A  1467 distance=65' 22347+4042  ALR   2 distance=66' 22411+3909  NSN 800 distance=68' 22365+3831  COU1193 distance=68' 22345+4046  COU1838Aa,Ab distance=71' 22345+4046  HJ 1786AB distance=71' 22415+4014  S   815 distance=74' 22299+3912  MLB 905 distance=75' 22336+4049  BU  705 distance=76' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 22359+3938 CHR 112 Aa,Ab 138 0.0
Show 22359+3938 STF2922 AB 186 22.5
Show 22359+3938 DAL 28 AG 193 77.6
Show 22359+3938 A 1469 AC 167 48.8
Show 22359+3938 A 1469 AE 239 335.2
Show 22359+3938 A 1469 AD 145 81.6
Show 22359+3938 COM 8 BF 175 127.6 1
Show 22359+3938 STF2922 BC 154 28.3 1
Show 22359+3938 A 1469 BD 130 66.9 1
Show 22359+3938 A 1469 BE 242 324.0 1
Show 22359+3938 A 1469 CD 115 42.4 1
Show 22359+3938 A 1469 CH 255 1.7 1
Show 22359+3938 DAL 28 GJ 78 6.5 2
Show 22359+3938 A 1469 DI 227 10.0 2
Show 22355+3953 ES 1698 30 2.6 17
Show 22359+3919 STJ 81 110 1.2 19
Show 22375+3923 HDS3211 AB 11 0.3 25
Show 22375+3923 KIR 5 AC 112 33.3 25
Show 22341+3920 BU 707 AB 50 1.8 28
Show 22341+3920 BAG 47 Aa,Ab 8 0.0 28
Show 22334+3935 HDS3200 Aa,Ab 177 0.2 29
Show 22334+3935 COU1835 AB 52 1.8 29
Show 22371+3909 MLB 797 216 6.1 32
Show 22327+3936 COU1834 AB 39 1.7 37
Show 22327+3936 GII 16 AB,C 239 10.3 37
Show 22327+3936 ORL 7 AD 58 3.4 37
Show 22324+3947 ROE 47 AB 155 43.0 41
Show 22324+3947 ROE 47 AC 342 33.4 41
Show 22324+3947 ROE 47 AD 216 103.7 41
Show 22324+3947 FYM 109 AF 106 22.1 41
Show 22324+3947 ROE 47 DE 176 6.5 42
Show 22394+3926 MLB 798 265 8.9 43
Show 22341+3900 ALI 993 72 8.3 44
Show 22393+4000 MLB 906 AB 156 2.6 45
Show 22328+3909 GRV 584 343 17.4 46
Show 22364+4023 A 1471 21 2.3 46
Show 22375+3855 STF2926 335 21.5 48
Show 22393+3903 S 813 AB 47 62.6 53
Show 22393+3903 TRN 36 AC 85 3.6 53
Show 22399+3909 GRV 597 11 24.8 56
Show 22350+3841 GRV 590 137 15.9 58
Show 22339+4032 COU1837 3 0.2 58
Show 22311+3957 TDT3563 168 0.6 58
Show 22315+3907 ALI 992 349 15.5 60
Show 22306+3938 MLB 964 33 6.2 62
Show 22307+3923 A 1466 161 0.8 62
Show 22409+3921 GRV 599 209 32.8 62
Show 22308+4007 A 1467 268 0.3 65
Show 22347+4042 ALR 2 100 0.2 66
Show 22411+3909 NSN 800 316 19.9 68
Show 22365+3831 COU1193 92 1.0 68

 
 
WDS 22359+3938 : COMPONENTS
 
 
  A Ab B C D E F G H I
Ab pa=145.2°
sep=0.03"
 
B pa=185.6°
sep=22.41"
pa=185.7°
sep=22.38"
 
C pa=168.2°
sep=48.63"
pa=168.2°
sep=48.59"
pa=154.4°
sep=28.06"
 
D pa=143.9°
sep=81.71"
pa=143.9°
sep=81.68"
pa=130.9°
sep=66.69"
pa=115.7°
sep=42.44"
 
E pa=231.6°
sep=281.22"
pa=231.6°
sep=281.22"
pa=235.1°
sep=266.15"
pa=241.1°
sep=263.09"
pa=248.0°
sep=289.78"
 
F pa=177.8°
sep=149.59"
pa=177.8°
sep=149.56"
pa=176.4°
sep=127.43"
pa=182.3°
sep=101.95"
pa=206.9°
sep=93.59"
pa=83.7°
sep=227.74"
 
G pa=193.4°
sep=77.72"
pa=193.4°
sep=77.70"
pa=196.5°
sep=55.60"
pa=225.0°
sep=39.57"
pa=261.8°
sep=66.90"
pa=63.9°
sep=225.35"
pa=342.1°
sep=77.64"
 
H pa=169.8°
sep=48.82"
pa=169.8°
sep=48.78"
pa=157.1°
sep=27.94"
pa=250.9°
sep=1.36"
pa=294.4°
sep=43.41"
pa=61.1°
sep=261.75"
pa=1.6°
sep=101.47"
pa=44.1°
sep=38.36"
 
I pa=149.7°
sep=84.36"
pa=149.7°
sep=84.32"
pa=138.4°
sep=67.51"
pa=127.7°
sep=41.26"
pa=219.4°
sep=8.82"
pa=68.8°
sep=282.07"
pa=25.6°
sep=85.00"
pa=87.4°
sep=60.68"
pa=126.1°
sep=42.02"
 
J pa=190.0°
sep=75.38"
pa=190.0°
sep=75.35"
pa=191.9°
sep=53.07"
pa=220.9°
sep=35.23"
pa=262.4°
sep=61.87"
pa=64.2°
sep=230.36"
pa=345.8°
sep=77.60"
pa=74.3°
sep=5.08"
pa=219.8°
sep=34.06"
pa=268.6°
sep=55.74"
 
 
22359+3938 A
 
 
Name 8 Lac Coord arcsec 2000 223552.28+393803.6 Mag 5.66 Spectral class B2Ve (blue-white)
PmRA 1.00 PmDE -4.0 SAO 72508 HIP 111546
Tycho2 3205-02482-1 HD 214167 GC 31550 BD BD+38 4808
Flamsteed 8 Lacertae Flamsteed name 8 Lac
Tycho2
Tycho2 3205-02482-1 Pflag RAmdeg 338.96784629 DEmdeg 39.63433835
PmRA -2.2 PmDE -2.7 E RAmdeg 3 E DEmdeg 4
E pmRA 1.2 E pmDE 1.3 EpRAm 1991.63 EpDEm 1991.47
Num 12 Q RAmdeg 1.3 Q DEmdeg 1.8 Q pmRA 1.2
Q pmDE 1.6 BTmag 5.479 E BTmag 0.014 VTmag 5.661
E VTmag 0.009 Prox 224 TYC T HIP 111546
CCDM A RAdeg 338.96785278 DEdeg 39.63434472 EpRA 1990 1.74
EpDE 1990 1.64 E RAdeg 3.4 E DEdeg 3.6 Posflg
Corr -0.2
SAO
SAO 72508 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 0.001 Vmag 6.5 SpType B5
Double code Source 70 CatNum 31550 DM BD+38 4808
DMcomp B BDsup HD 214167 M HD 0
GC 31550 RA1950rad 5.90636381 DE1950rad 0.68711634 PmRA2000 -0.0006
PmDE2000 -0.003
Hipparcos
Catalog H HIP 111546 Proxy RAhms 22 35 52.28
DEdms +39 38 03.6 Vmag 5.73 VarFlag R Vmag G
RAdeg 338.968 DEdeg 39.6343 AstroRef A Plx 5.1
CCDM 22358+3937 N CCDM I Nsys 3 Ncomp 1
MultFlag C Source P Qual B M HIP
Theta Rho HD 214167 BD BD+38 4808
CD CP Dm number +38 4808 VIred -0.3
SpType B1Ve R SpType Coord arcsec 2000 223552.28+393803.6
Hipparcos 2
HIP 111546 Sn 95 So 3 Nc 1
RArad 5.9161050695 DErad 0.6917497516 Plx 1.51 PmRA 0.04
PmDE -5.2 E RArad 1.04 E DErad 0.93 E Plx 1.31
E pmRA 1.53 E pmDE 1.28 Hpmag 5.6818 E Hpmag 0.0281
SHp 0.069 VA 0 BV -0.16 E BV 0.064
VI -0.3
 
 
22359+3938 Ab
 
 
Coord arcsec 2000 223552.28+393803.6 GC 31550 DM BD+38 4808 Calc delta mag 5.66
Calc coord yes
 
 
22359+3938 B
 
 
Coord arcsec 2000 223552.09+393741.3 Coord calc 223552.09+393741.3 Mag 6.29 Spectral class B2V (blue-white)
PmRA -14.00 PmDE -6.0 SAO 72509 HIP 111544
Tycho2 3205-02483-1 HD 214168 HR 8603 GC 31551
Flamsteed 8 Lacertae Flamsteed name 8 Lac Calc delta mag 0.63
Tycho2
Tycho2 3205-02483-1 Pflag RAmdeg 338.96705841 DEmdeg 39.62814657
PmRA -6.7 PmDE -1.7 E RAmdeg 4 E DEmdeg 4
E pmRA 2.2 E pmDE 2.2 EpRAm 1991.58 EpDEm 1991.55
Num 3 Q RAmdeg 0.0 Q DEmdeg 5.0 Q pmRA 0.1
Q pmDE 5.2 BTmag 6.117 E BTmag 0.014 VTmag 6.288
E VTmag 0.010 Prox 224 TYC T HIP 111544
CCDM B RAdeg 338.96707889 DEdeg 39.62815056 EpRA 1990 1.62
EpDE 1990 1.59 E RAdeg 3.6 E DEdeg 3.8 Posflg
Corr -0.1
SAO
SAO 72509 DelFlag RA1950 PmRA1950 0.0002
DE1950 PmDE1950 -0.002 Vmag 5.8 SpType B3p
Double code Source 70 CatNum 31551 DM BD+38 4808
DMcomp A BDsup HD 214168 M HD 0
GC 31551 RA1950rad 5.9063804 DE1950rad 0.68722455 PmRA2000 0.0004
PmDE2000 -0.006
Hipparcos
Catalog H HIP 111544 Proxy RAhms 22 35 52.10
DEdms +39 37 41.4 Vmag 6.6 VarFlag R Vmag H
RAdeg 338.967 DEdeg 39.6282 AstroRef B Plx 12.92
CCDM 22358+3937 N CCDM I Nsys 3 Ncomp 1
MultFlag C Source I Qual B M HIP
Theta Rho HD 214168 BD
CD CP Dm number VIred -0.26
SpType B2V R SpType Coord arcsec 2000 223552.10+393741.4
Hipparcos 2
HIP 111544 Sn 95 So 3 Nc 1
RArad 5.9160916721 DErad 0.6916419038 Plx -32.75 PmRA 9.95
PmDE -11.54 E RArad 4.91 E DErad 4.12 E Plx 5.8
E pmRA 6.63 E pmDE 4.92 Hpmag 6.4878 E Hpmag 0.0488
SHp 0 VA 0 BV -0.148 E BV 0.014
VI -0.26
 
 
22359+3938 C
 
 
Coord arcsec 2000 223553.14+393716.0 Coord calc 223553.14+393716.0 Mag 10.38 PmRA 0.00
PmDE -8.0 Calc delta mag 4.72
 
 
22359+3938 D
 
 
Coord arcsec 2000 223556.45+393657.6 Coord calc 223556.45+393657.6 Mag 9.08 Spectral class A0 (white)
PmRA -2.00 PmDE -6.0 Calc delta mag 3.42
 
 
22359+3938 E
 
 
Coord arcsec 2000 223533.21+393509.0 Mag 7.25 PmRA 14.00 PmDE 7.0
Calc delta mag 1.59 Calc coord yes
 
 
22359+3938 F
 
 
Coord arcsec 2000 223552.79+393534.1 Mag 10.97 PmRA -4.00 PmDE -5.0
Calc delta mag 5.31 Calc coord yes
 
 
22359+3938 G
 
 
Coord arcsec 2000 223550.72+393648.0 Coord calc 223550.72+393648.0 Mag 14.08 PmRA -36.00
PmDE -11.0 Calc delta mag 8.42
 
 
22359+3938 H
 
 
Coord arcsec 2000 223553.03+393715.6 Mag 14.6 Calc delta mag 8.94 Calc coord yes
 
 
22359+3938 I
 
 
Coord arcsec 2000 223555.97+393650.8 Mag 13.3 Calc delta mag 7.64 Calc coord yes
 
 
22359+3938 J
 
 
Coord arcsec 2000 223551.14+393649.4 Mag 12.99 PmRA -88.00 PmDE 0.0
Calc delta mag 7.33 Calc coord yes