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Doubles in session


Current system
21190+3945
STT 434 AB
HD 203112


Nearby doubles
2' : 21191+3944
SEI1501

7' : 21184+3943
SEI1497

9' : 21196+3948
SEI1503AB

10' : 21191+3954
SEI1502

12' : 21199+3948
SEI1507

17' : 21176+3945
STF2785

17' : 21199+3957
SEI1506

17' : 21184+3930
SEI1496

18' : 21175+3950
SEI1493

19' : 21181+3929
MLB 895

23' : 21180+4003
LDS2506

23' : 21172+3936
SEI1490AB

28' : 21171+4001
A 1441AB

28' : 21171+4002
GRV 443

28' : 21209+4002
LDS2512

32' : 21175+3919
MLB 959

32' : 21212+4003
COU2230

33' : 21165+3959
SEI1484

33' : 21209+4010
UC 259AB

34' : 21215+4002
SEI1511

34' : 21169+4009
COU1972

36' : 21189+3909
AG 270

36' : 21204+4017
RAO 451

40' : 21190+3905
SEI1498AB

40' : 21174+4020
SEI1492

41' : 21224+3940
ALI1161



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21190+3945 STT 434 AB (HD 203112)

 
 
21h 19m 00.03s +39° 44' 57.6" P.A. 122.00 sep 24.4 mag 6.67,9.93 Sp B9V dist. 143.88 pc (469.34 l.y.)
 
 
Coord 2000 21190+3945 Discov num STT 434 Comp AB Coord arcsec 2000 21 19 00.03 +39 44 57.6
Date first 1828 Date last 2018 Obs 36
Pa first 114 Pa last 121.8 P.A. Now (θ) 121.8°
Sep first 26.5 Sep last 24.425 Sep. Now (ρ) 24.425"
Mag pri 6.67 Mag sec 9.93 delta mag (ΔM) 3.26 Spectral class B9V (blue-white)
Pri motion ra +015 Sec motion ra +017
Pri motion dec +008 Sec motion dec +008
Notes N (See Notes)
rPM=0.106 (< 0.3, Physical double)
This double is physical.
 
 
21190+3945 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 203112 71195 21 19 00 +39 44 58 STT 434 AB 2018 36 122 24.4 6.67 9.93 3.26 <===
Show 71195 21 19 00 +39 44 58 ARY 5 AC 2018 9 317 97.2 6.67 10.96 4.29
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 203112 Constellation Cygnus SAO 71195 HIP 105237
Tycho2 3173-02670-1 Gaia DR2 1965559008129381120 HD 203112 GC 29837
ADS 14850 BD BD+39 4519 Distance 143.88 Distance ly 469.34
 
 
WDS 21190+3945 STT 434 AB (HD 203112) : NOTES
 
 
discov_num notes refcode
STT 434 AB: H 4 39. 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 ARY Argyle, R.W.
72 STT Struve, O.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21190+3945 STT 434 AB 2006 34 122 23.9 6.67 9.93 B9V D 211900.03+394457.6
21190+3945 STT 434 AB 2017 35 123 24.5 6.67 9.93 B9V N 211900.03+394457.6
21190+3945 STT 434 AB 2018 36 122 24.4 6.67 9.93 B9V N 211900.03+394457.6

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

 
 
WDS 21190+3945 STT 434 AB (HD 203112) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21190+3945 STT 434 AB (HD 203112) : MEASURES
 
 
No records found.

 
 
WDS 21190+3945 (HD 203112) : VIRTUAL EYEPIECE
 
 

21190+3945 STT 434A mag 6.67 Sp B9V 21190+3945 STT 434B sep 20.5 P.A. 128.90 mag 9.93 21190+3945 ARY 5C sep 87.3 P.A. 323.90 mag 10.96 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21190+3945 (HD 203112) : ALADIN DSS IMAGE @ 21h 19m 00.03s +39° 44' 57.6"
 
 
 
 
WDS 21190+3945 STT 434 AB (HD 203112) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21190+3945 STT 434AB distance=0' 21191+3944 SEI1501 distance=2' 21184+3943 SEI1497 distance=7' 21196+3948 SEI1503AB distance=9' 21196+3948 SEI1504AC distance=9' 21196+3948 ABH 143AD distance=9' 21196+3948 ABH 143AE distance=9' 21196+3948 ABH 143AF distance=9' 21196+3948 ABH 143AG distance=9' 21196+3948 ABH 143AH distance=9' 21196+3948 ABH 143AI distance=9' 21191+3954 SEI1502 distance=10' 21199+3948 SEI1507 distance=12' 21176+3945 STF2785 distance=17' 21199+3957 SEI1506 distance=17' 21184+3930 SEI1496 distance=17' 21175+3950 SEI1493 distance=18' 21181+3929 MLB 895 distance=19' 21172+3936 LDS2504BC distance=22' 21180+4003 LDS2506 distance=23' 21172+3936 SEI1490AB distance=23' 21171+4001 A 1441AB distance=28' 21171+4001 SEI1489AC distance=28' 21171+4002 GRV 443 distance=28' 21209+4002 LDS2512 distance=28' 21175+3919 MLB 959 distance=32' 21212+4003 COU2230 distance=32' 21165+3959 SEI1484 distance=33' 21209+4010 UC 259AB distance=33' 21215+4002 SEI1511 distance=34' 21169+4009 COU1972 distance=34' 21189+3909 AG 270 distance=36' 21204+4017 RAO 451 distance=36' 21190+3905 TOB 220BC distance=40' 21190+3905 SEI1498AB distance=40' 21174+4020 SEI1492 distance=40' 21224+3940 ALI1161 distance=41' 21192+4026 LDS2508AB distance=42' 21170+4020 SEI1487 distance=42' 21221+4011 ES 2518 distance=43' 21168+4019 TOB 219 distance=43' 21176+4023 LDS2505 distance=43' 21169+3906 SEI1486 distance=46' 21200+3854 SEI1505 distance=52' 21146+3947 LDS2500 distance=52' 21181+3854 SEI1494 distance=52' 21154+3912 MLB 894 distance=53' 21153+4017 A 1440 distance=53' 21169+3855 MLB1020 distance=56' 21182+3850 ES 1993 distance=56' 21163+3856 TDT2875 distance=59' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21190+3945 STT 434 AB 122 24.4
Show 21190+3945 ARY 5 AC 317 97.2
Show 21191+3944 SEI1501 240 29.7 2
Show 21184+3943 SEI1497 213 10.0 7
Show 21196+3948 SEI1503 AB 278 9.7 9
Show 21196+3948 SEI1504 AC 66 22.5 9
Show 21196+3948 ABH 143 AD 119 104.7 9
Show 21196+3948 ABH 143 AE 161 54.4 9
Show 21196+3948 ABH 143 AF 229 50.9 9
Show 21196+3948 ABH 143 AG 45 111.9 9
Show 21196+3948 ABH 143 AH 66 86.5 9
Show 21196+3948 ABH 143 AI 74 124.3 9
Show 21191+3954 SEI1502 274 13.1 10
Show 21199+3948 SEI1507 146 11.6 12
Show 21176+3945 STF2785 234 2.9 17
Show 21199+3957 SEI1506 60 7.8 17
Show 21184+3930 SEI1496 352 19.5 17
Show 21175+3950 SEI1493 142 24.1 18
Show 21181+3929 MLB 895 182 5.7 19
Show 21172+3936 LDS2504 BC 67 23.5 22
Show 21180+4003 LDS2506 161 14.1 23
Show 21172+3936 SEI1490 AB 95 20.1 23
Show 21171+4001 A 1441 AB 273 0.2 28
Show 21171+4001 SEI1489 AC 102 16.4 28
Show 21171+4002 GRV 443 333 16.6 28
Show 21209+4002 LDS2512 30 85.1 28
Show 21175+3919 MLB 959 291 7.8 32
Show 21212+4003 COU2230 81 0.4 32
Show 21165+3959 SEI1484 7 4.2 33
Show 21209+4010 UC 259 AB 110 55.0 33
Show 21215+4002 SEI1511 283 28.5 34
Show 21169+4009 COU1972 145 0.2 34
Show 21189+3909 AG 270 112 5.8 36
Show 21204+4017 RAO 451 116 2.8 36
Show 21190+3905 TOB 220 BC 75 12.5 40
Show 21190+3905 SEI1498 AB 89 28.9 40
Show 21174+4020 SEI1492 246 24.6 40
Show 21224+3940 ALI1161 292 15.5 41
Show 21192+4026 LDS2508 AB 357 7.8 42
Show 21170+4020 SEI1487 238 21.2 42
Show 21221+4011 ES 2518 247 2.7 43
Show 21168+4019 TOB 219 212 35.0 43
Show 21176+4023 LDS2505 23 4.3 43
Show 21169+3906 SEI1486 318 23.9 46
Show 21200+3854 SEI1505 341 10.8 52
Show 21146+3947 LDS2500 355 14.5 52
Show 21181+3854 SEI1494 357 24.5 52
Show 21154+3912 MLB 894 200 3.1 53
Show 21153+4017 A 1440 213 1.2 53
Show 21169+3855 MLB1020 159 4.6 56
Show 21182+3850 ES 1993 264 9.4 56

 
 
WDS 21190+3945 : COMPONENTS
 
 
  A B
B pa=128.9°
sep=20.50"
 
C pa=323.9°
sep=87.31"
pa=321.0°
sep=107.24"
 
 
21190+3945 A
 
 
Name HD 203112 Coord arcsec 2000 211900.03+394457.6 Mag 6.67 Spectral class B9V (blue-white)
PmRA 15.00 PmDE 8.0 SAO 71195 HIP 105237
Tycho2 3173-02670-1 HD 203112 GC 29837 ADS 14850
BD BD+39 4519
Tycho2
Tycho2 3173-02670-1 Pflag RAmdeg 319.75015869 DEmdeg 39.74934154
PmRA 14.5 PmDE 8.0 E RAmdeg 4 E DEmdeg 3
E pmRA 1.1 E pmDE 1.1 EpRAm 1991.36 EpDEm 1991.61
Num 11 Q RAmdeg 1.0 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 6.638 E BTmag 0.014 VTmag 6.667
E VTmag 0.009 Prox 247 TYC T HIP 105237
CCDM RAdeg 319.75011417 DEdeg 39.74932306 EpRA 1990 1.53
EpDE 1990 1.71 E RAdeg 3.6 E DEdeg 3.4 Posflg
Corr 0.1
SAO
SAO 71195 DelFlag RA1950 PmRA1950 0.0018
DE1950 PmDE1950 0.012 Vmag 6.6 SpType A0
Double code Source 70 CatNum 29837 DM BD+39 4519
DMcomp BDsup HD 203112 M HD 0
GC 29837 RA1950rad 5.57212156 DE1950rad 0.69006082 PmRA2000 0.002
PmDE2000 0.009
Hipparcos
Catalog H HIP 105237 Proxy RAhms 21 19 00.03
DEdms +39 44 57.6 Vmag 6.68 VarFlag R Vmag H
RAdeg 319.75 DEdeg 39.7493 AstroRef Plx 7.02
CCDM 21190+3945 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 203112 BD BD+39 4519
CD CP Dm number +39 4519 VIred -0.01
SpType A0 R SpType Coord arcsec 2000 211900.03+394457.6
Hipparcos 2
HIP 105237 Sn 5 So 0 Nc 1
RArad 5.5806922424 DErad 0.6937565695 Plx 6.95 PmRA 14.63
PmDE 8.01 E RArad 0.25 E DErad 0.31 E Plx 0.41
E pmRA 0.28 E pmDE 0.34 Hpmag 6.6812 E Hpmag 0.0009
SHp 0.01 VA 0 BV -0.028 E BV 0.005
VI -0.01
CCDM
Ccdm 21190+3945 RComp Comp A Note1
Note2 Discov num DRAs -0.06 DDEs -2.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.7 Sp A0 PmNote *
PmRA -6 PmDE 15 Dm number +39 4519 Cat1 BD
Name2 +39 2263 Cat2 AGK2/3 HD 203112 M HD
ADS BDS A14850 M ADS BDS N IDS IDS 21151N3920A
HIC 105237
 
 
21190+3945 B
 
 
Coord arcsec 2000 211901.41+394444.7 Mag 9.93 PmRA 17.00 PmDE 8.0
Calc delta mag 3.26 Calc coord yes
CCDM
Ccdm 21190+3945 RComp Comp B Note1
Note2 Discov num STT 434 DRAs 1.76 DDEs -14.9
R dRAs 90 Year 1866 Theta 122 Rho 24.7
Obs 12 Vmag 9.5 Sp PmNote
PmRA -6 PmDE 15 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14850 M ADS BDS N N IDS IDS 21151N3920B
HIC
 
 
21190+3945 C
 
 
Coord arcsec 2000 211855.57+394608.1 Mag 10.96 PmRA -1.00 PmDE -2.0
Calc delta mag 4.29 Calc coord yes