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Doubles in session


Current system
19159+2727
STT 371 AB
HD 180553


Nearby doubles
2' : 19161+2730
HLM 21

9' : 19155+2721
BRT3339

17' : 19171+2724
TDT1350

22' : 19170+2712
ELS 5

28' : 19157+2754
MLB 601

29' : 19162+2757
HO 447

29' : 19200+2756
EVS 41

32' : 19173+2702
BRT3340

34' : 19184+2717
TDT1362

36' : 19133+2719
MLB 694

38' : 19139+2753
MLB 695

40' : 19189+2729
TDT1369

50' : 19162+2817
STF2491

54' : 19144+2638
STJ 55

55' : 19175+2638
A 267AB

56' : 19133+2811
TDT1301

56' : 19163+2823
MLB 525

58' : 19117+2712
J 1206AB

59' : 19162+2827
ELS 4

64' : 19141+2826
FMR 145

66' : 19142+2626
AG 375

66' : 19113+2705
AG 373

66' : 19125+2812
HJ 1375

69' : 19128+2823
TDT1296

74' : 19139+2836
TDT1309

75' : 19201+2639
STTA181AB



Selections
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Binary Systems
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Quadruple Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19159+2727 STT 371 AB (HD 180553)

 
 
19h 15m 56.96s +27° 27' 21.4" P.A. 161.00 sep 0.9 mag 7.03,7.55 Sp B8V dist. 277.01 pc (903.61 l.y.)
 
 
Coord 2000 19159+2727 Discov num STT 371 Comp AB Coord arcsec 2000 19 15 56.96 +27 27 21.4
Date first 1843 Date last 2018 Obs 212
Pa first 149 Pa last 160.5 P.A. Now (θ) 160.5°
Sep first 0.7 Sep last 0.872 Sep. Now (ρ) 0.872"
Mag pri 7.03 Mag sec 7.55 delta mag (ΔM) 0.52 Spectral class B8V (blue-white)
Pri motion ra +001 Sec motion ra +001
Pri motion dec -005 Sec motion dec -005
Notes N (See Notes)
Nature of this double is uncertain.
 
 
19159+2727 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 180553 87005 19 15 57 +27 27 21 STT 371 AB 2018 212 161 0.9 7.03 7.55 0.52 <===
Show 87005 19 15 57 +27 27 21 STT 371 AB,C 2019 36 268 47.2 7.03 9.77 2.74
Show 87005 19 15 57 +27 27 21 WAL 108 AB,D 2002 5 7 47.0 7.03 11.50 4.47
Quadruple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 180553 Constellation Lyra SAO 87005 HIP 94679
Tycho2 2132-03774-1 Gaia DR2 2036442873509850880 HD 180553 HR 7305
GC 26560 ADS 12239 BD BD+27 3313 Distance 277.01
Distance ly 903.61
 
 
WDS 19159+2727 STT 371 AB (HD 180553) : NOTES
 
 
discov_num notes refcode
STT 371 A spectroscopic binary.
 
 
DISCOVERER
 
 
discov author
STT (O. Struve DD - Appendix list)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
19159+2727 STT 371 AB 2006 196 161 0.8 7.03 7.55 B8V +27 3313 N D 191556.96+272721.4
19159+2727 STT 371 AB 2009 209 161 0.8 7.03 7.55 B8V +27 3313 N D 191556.96+272721.4
19159+2727 STT 371 AB 2013 229 160 0.9 7.03 7.55 B8V +27 3313 N D 191556.96+272721.4
19159+2727 STT 371 AB 2015 206 161 0.9 7.03 7.55 B8V +27 3313 N 191556.96+272721.4
19159+2727 STT 371 AB 2018 208 161 0.9 7.03 7.55 B8V +27 3313 N 191556.96+272721.4

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

 
 
WDS 19159+2727 STT 371 AB (HD 180553) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19159+2727 STT 371 AB (HD 180553) : MEASURES
 
 
No records found.

 
 
WDS 19159+2727 (HD 180553) : VIRTUAL EYEPIECE
 
 

19159+2727 STT 371A mag 7.03 Sp B8V 19159+2727 STT 371B sep 0.9 P.A. 160.50 mag 7.55 19159+2727 STT 371C sep 47.2 P.A. 268.30 mag 9.77 19159+2727 WAL 108D sep 47.0 P.A. 6.90 mag 11.5 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 19159+2727 (HD 180553) : ALADIN DSS IMAGE @ 19h 15m 56.96s +27° 27' 21.4"
 
 
 
 
WDS 19159+2727 STT 371 AB (HD 180553) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19159+2727 STT 371AB distance=0' 19161+2730 HLM 21 distance=2' 19155+2721 BRT3339 distance=9' 19171+2724 TDT1350 distance=17' 19170+2712 ELS 5 distance=22' 19157+2754 MLB 601 distance=28' 19162+2757 HO 447 distance=29' 19200+2756 EVS 41 distance=29' 19173+2702 BRT3340 distance=32' 19184+2717 TDT1362 distance=34' 19133+2719 MLB 694 distance=36' 19139+2753 MLB 695 distance=38' 19189+2729 TDT1369 distance=40' 19162+2817 STF2491 distance=50' 19144+2638 STJ 55 distance=54' 19175+2638 A 267AB distance=55' 19175+2638 A 267AB,C distance=55' 19133+2811 TDT1301 distance=56' 19163+2823 MLB 525 distance=56' 19117+2712 J 1206AB distance=58' 19117+2712 J 1206AC distance=58' 19162+2827 ELS 4 distance=59' 19141+2826 FMR 145 distance=64' 19142+2626 AG 375 distance=66' 19113+2705 AG 373 distance=66' 19125+2812 HJ 1375 distance=66' 19128+2823 TDT1296 distance=69' 19201+2639 STTA181BD distance=74' 19139+2836 TDT1309 distance=74' 19201+2639 STTA181AB distance=75' 19201+2639 STTA181AC distance=75' 19149+2841 MRZ 1 distance=76' 19143+2840 A 265AB distance=77' 19143+2840 A 265AB,C distance=77' 19102+2737 BRT 189 distance=78' 19101+2719 TDT1268 distance=79' 19102+2751 ES 481AB distance=81' 19102+2751 AOT 75AC distance=81' 19102+2751 ES 481AD distance=81' 19102+2751 ES 481AE distance=81' 19204+2631 COU1023 distance=82' 19097+2715 TDT1262 distance=85' 19203+2831 TDS 982 distance=87' 19192+2844 VBS 28 distance=88' 19147+2853 AG 376 distance=89' 19192+2847 DOO 73 distance=91' 19103+2820 COU 723 distance=92' 19118+2615 STF2480 distance=92' 19092+2656 HO 444 distance=95' 19176+2900 COU1021 distance=96' 19096+2641 TDS 972 distance=97' 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 19159+2727 STT 371 AB 161 0.9 0
Show 19159+2727 WAL 108 AB,D 7 47.0 0
Show 19159+2727 STT 371 AB,C 268 47.2 0
Show 19161+2730 HLM 21 106 11.8 2
Show 19155+2721 BRT3339 46 3.8 9
Show 19171+2724 TDT1350 353 0.6 17
Show 19170+2712 ELS 5 114 10.0 22
Show 19157+2754 MLB 601 269 5.6 28
Show 19162+2757 HO 447 171 2.4 29
Show 19200+2756 EVS 41 45 15.1 29
Show 19173+2702 BRT3340 61 4.9 32
Show 19184+2717 TDT1362 25 1.7 34
Show 19133+2719 MLB 694 125 4.3 36
Show 19139+2753 MLB 695 44 9.1 38
Show 19189+2729 TDT1369 163 0.8 40
Show 19162+2817 STF2491 230 1.4 50
Show 19144+2638 STJ 55 297 0.8 54
Show 19175+2638 A 267 AB 179 0.3 55
Show 19175+2638 A 267 AB,C 104 8.4 55
Show 19133+2811 TDT1301 162 0.5 56
Show 19163+2823 MLB 525 22 6.0 56
Show 19117+2712 J 1206 AB 332 2.9 58
Show 19117+2712 J 1206 AC 302 7.0 58
Show 19162+2827 ELS 4 309 4.9 59
Show 19141+2826 FMR 145 136 9.6 64
Show 19142+2626 AG 375 295 18.6 66
Show 19113+2705 AG 373 328 3.0 66
Show 19125+2812 HJ 1375 85 12.3 66
Show 19128+2823 TDT1296 293 2.1 69
Show 19201+2639 STTA181 BD 43 94.0 74
Show 19139+2836 TDT1309 240 2.3 74
Show 19201+2639 STTA181 AB 0 62.7 75
Show 19201+2639 STTA181 AC 170 31.6 75
Show 19149+2841 MRZ 1 325 1.8 76
Show 19143+2840 A 265 AB 17 0.9 77
Show 19143+2840 A 265 AB,C 57 104.5 77
Show 19102+2737 BRT 189 270 0.9 78
Show 19101+2719 TDT1268 182 2.0 79
Show 19102+2751 ES 481 AB 133 3.7 81
Show 19102+2751 AOT 75 AC 285 57.9 81
Show 19102+2751 ES 481 AD 161 11.5 81
Show 19102+2751 ES 481 AE 155 14.5 81
Show 19204+2631 COU1023 138 0.2 82
Show 19097+2715 TDT1262 2 2.1 85
Show 19203+2831 TDS 982 298 0.8 87
Show 19192+2844 VBS 28 95 2.1 88
Show 19147+2853 AG 376 78 4.7 89
Show 19192+2847 DOO 73 118 0.8 91
Show 19103+2820 COU 723 6 0.1 92
Show 19118+2615 STF2480 23 15.1 92
Show 19092+2656 HO 444 67 1.3 95

 
 
WDS 19159+2727 : COMPONENTS
 
 
  A B C
B pa=160.5°
sep=0.87"
 
C pa=268.3°
sep=47.22"
pa=269.3°
sep=47.49"
 
D pa=6.9°
sep=47.03"
pa=6.4°
sep=47.82"
pa=47.7°
sep=71.45"
 
 
19159+2727 A
 
 
Name HD 180553 Coord arcsec 2000 191556.96+272721.4 Mag 7.03 Spectral class B8V (blue-white)
PmRA 1.00 PmDE -5.0 SAO 87005 HIP 94679
Tycho2 2132-03774-1 HD 180553 HR 7305 GC 26560
BD BD+27 3313
Tycho2
Tycho2 2132-03774-1 Pflag P RAmdeg 288.98736710 DEmdeg 27.45584803
PmRA 0.9 PmDE -4.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.4 EpRAm 1991.36 EpDEm 1991.50
Num 7 Q RAmdeg 1.0 Q DEmdeg 1.2 Q pmRA 1.1
Q pmDE 1.1 BTmag 6.918 E BTmag 0.014 VTmag 7.028
E VTmag 0.010 Prox 9 TYC T HIP 94679
CCDM A RAdeg 288.98733583 DEdeg 27.45592750 EpRA 1990 1.46
EpDE 1990 1.62 E RAdeg 3.9 E DEdeg 3.6 Posflg D
Corr 0.1
SAO
SAO 87005 DelFlag RA1950 PmRA1950 0.0004
DE1950 PmDE1950 -0.016 Vmag 6.3 SpType B9
Double code Source 70 CatNum 26560 DM BD+27 3313
DMcomp BDsup HD 180553 M HD 0
GC 26560 RA1950rad 5.03498421 DE1950rad 0.47763188 PmRA2000 0.0006
PmDE2000 -0.018
Hipparcos
Catalog H HIP 94679 Proxy H RAhms 19 15 56.96
DEdms +27 27 21.4 Vmag 6.54 VarFlag R Vmag G
RAdeg 288.987 DEdeg 27.4559 AstroRef A Plx 1.77
CCDM 4.02 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 159 Rho 0.887 HD BD BD+27 3313
CD CP Dm number +27 3313 VIred -0.01
SpType B5V R SpType Coord arcsec 2000 191556.96+272721.4
Hipparcos 2
HIP 94679 Sn 15 So 3 Nc 2
RArad 5.0437804529 DErad 0.4791964702 Plx 3.61 PmRA 3.22
PmDE -3.82 E RArad 0.36 E DErad 0.62 E Plx 0.75
E pmRA 0.5 E pmDE 0.9 Hpmag E Hpmag 0.001
SHp 0.01 VA 0 BV -0.027 E BV 0.015
VI -0.01
CCDM
Ccdm 19159+2727 RComp Comp A Note1
Note2 Discov num DRAs 3.00 DDEs 21.1
R dRAs 55 Year Theta Rho
Obs 3 Vmag 7.0 Sp B9 PmNote *
PmRA 11 PmDE -2 Dm number +27 3313 Cat1 BD
Name2 +27 1917 Cat2 AGK2/3 HD 180553 M HD
ADS BDS A12239 M ADS BDS N IDS IDS 19119N2717A
HIC 94679
 
 
19159+2727 B
 
 
Coord arcsec 2000 191556.98+272720.6 Mag 7.55 PmRA 1.00 PmDE -5.0
Delta magnitude 0.52 Coordinate calculated yes
CCDM
Ccdm 19159+2727 RComp Comp B Note1
Note2 Discov num STT 371 DRAs DDEs
R dRAs Year 1958 Theta 161 Rho 0.8
Obs 99 Vmag 7.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A12239 M ADS BDS N IDS IDS 19119N2717B
HIC 94679
 
 
19159+2727 C
 
 
Coord arcsec 2000 191553.41+272720.0 Mag 9.77 PmRA 6.00 PmDE 8.0
Delta magnitude 2.74 Coordinate calculated yes
CCDM
Ccdm 19159+2727 RComp Comp C Note1
Note2 Discov num STT 371 DRAs -0.54 DDEs 20.4
R dRAs 55 Year 1851 Theta 268 Rho 47.6
Obs 9 Vmag 8.6 Sp PmNote *
PmRA -6 PmDE 14 Dm number Cat1
Name2 +27 1916 Cat2 AGK2/3 HD M HD
ADS BDS A12239 M ADS BDS N IDS IDS 19119N2717C
HIC
 
 
19159+2727 D
 
 
Coord arcsec 2000 191557.38+272808.1 Mag 11.5 PmRA 14.00 PmDE -22.0
Delta magnitude 4.47 Coordinate calculated yes