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Current system
19560+1753
HO 116 AB
HD 188726


Nearby doubles
6' : 19564+1751
BRT2292

6' : 19564+1750
BPMA214

10' : 19567+1751
BPM1847

14' : 19561+1807
GCB 49

14' : 19561+1808
J 499

16' : 19570+1747
BPMA217

19' : 19548+1759
BPM1824

21' : 19568+1737
BPM1850

21' : 19546+1753
BPMA204

21' : 19550+1737
GRV 293

22' : 19571+1809
BPM1855

26' : 19543+1745
BPMA203

26' : 19575+1739
BPM1867

26' : 19544+1741
BPM1817

27' : 19551+1731
BPM1828

27' : 19543+1746
BPM1811

27' : 19542+1755
BPM1808

28' : 19543+1743
J 3031

28' : 19542+1744
J 830AB

29' : 19579+1804
BPM1877

30' : 19559+1723
BPMA208AB

31' : 19573+1729
BPMA219

32' : 19540+1741
BPM1801AB

32' : 19552+1823
BPM1830

34' : 19569+1722
BPM1854

34' : 19567+1721
BPM1848



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Neglected List I
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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19560+1753 HO 116 AB (HD 188726)

 
 
19h 56m 02.01s +17° 53' 12.6" P.A. 20.00 sep 3.9 mag 8.33,11.71 Sp B9 dist. 729.93 pc (2381.03 l.y.)
 
 
Coord 2000 19560+1753 Discov num HO  116 Comp AB Coord arcsec 2000 19 56 02.01 +17 53 12.6
Date first 1886 Date last 2000 Obs 10
Pa first 22 Pa last 19.6 P.A. Now (θ) 19.6°
Sep first 3.9 Sep last 3.85 Sep. Now (ρ) 3.85"
Mag pri 8.33 Mag sec 11.71 delta mag (ΔM) 3.38 Spectral class B9 (blue-white)
Pri motion ra -003 Sec motion ra +000
Pri motion dec -011 Sec motion dec -004
Notes
rPM=0.668
Nature of this double is uncertain.
 
 
19560+1753 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 188726 105437 19 56 02 +17 53 13 HO 116 AB 2000 10 20 3.9 8.33 11.71 3.38 <===
Show 105437 19 56 02 +17 53 13 HJ 2908 AC 2020 9 12 18.0 8.33 13.30 4.97
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 188726 Constellation Sagitta SAO 105437 HIP 98087
Tycho2 1620-02894-1 Gaia DR2 1821294797569136768 HD 188726 GC 27602
BD BD+17 4149 Distance 729.93 Distance ly 2381.03
 
 
WDS 19560+1753 HO 116 AB (HD 188726) : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
19560+1753 HO 116 AB 2000 10 20 3.9 8.33 11.71 B9 +17 4149 D 195602.01+175312.6

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

 
 
WDS 19560+1753 HO 116 AB (HD 188726) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19560+1753 HO 116 AB (HD 188726) : MEASURES
 
 
No records found.

 
 
WDS 19560+1753 (HD 188726) : VIRTUAL EYEPIECE
 
 

19560+1753 HO 116A mag 8.33 Sp B9 19560+1753 HO 116B sep 3.9 P.A. 19.60 mag 11.71 19560+1753 HJ 2908C sep 18.0 P.A. 12.00 mag 13.3 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 19560+1753 (HD 188726) : ALADIN DSS IMAGE @ 19h 56m 02.01s +17° 53' 12.6"
 
 
 
 
WDS 19560+1753 HO 116 AB (HD 188726) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19560+1753 HO 116AB distance=1' 19560+1753 HJ 2908AC distance=1' 19564+1751 BRT2292 distance=6' 19564+1750 BPMA214 distance=6' 19567+1751 BPM1847 distance=10' 19561+1807 GCB 49 distance=14' 19561+1808 J 499 distance=14' 19570+1747 BPMA217 distance=16' 19548+1759 BPM1824 distance=19' 19568+1737 BPM1850 distance=21' 19546+1753 BPMA204 distance=21' 19550+1737 GRV 293 distance=21' 19571+1809 BPM1855 distance=22' 19543+1745 BPMA203 distance=26' 19575+1739 BPM1867 distance=26' 19544+1741 BPM1817 distance=26' 19551+1731 BPM1828 distance=27' 19543+1746 BPM1811 distance=27' 19542+1755 BPM1808 distance=27' 19543+1743 J 3031 distance=28' 19542+1744 J 830AB distance=28' 19579+1804 BPM1877 distance=29' 19559+1723 BPMA208AB distance=30' 19573+1729 BPMA219 distance=31' 19540+1741 BPM1801AB distance=32' 19552+1823 BPM1830 distance=32' 19540+1741 BPM1802BC distance=32' 19559+1723 BPMA209BC distance=33' 19569+1722 BPM1854 distance=34' 19567+1721 BPM1848 distance=34' 19563+1718 BPM1842 distance=36' 19536+1745 TDT1830 distance=36' 19540+1726 BPMA201 distance=40' 19535+1810 BPMA200 distance=40' 19534+1741 J 3025 distance=41' 19586+1734 TDT1892 distance=42' 19551+1714 BPM1827 distance=42' 19559+1712 BPM1836 distance=42' 19549+1715 HO 115AB distance=42' 19549+1715 HO 115AC distance=42' 19538+1820 BPM1798 distance=42' 19543+1719 BPM1815 distance=43' 19538+1725 BPM1799 distance=43' 19547+1714 BPM1823 distance=44' 19573+1713 BPM1858 distance=44' 19533+1740 J 3024 distance=45' 19591+1758 BRT1331 distance=45' 19582+1719 BPM1889 distance=47' 19543+1713 COU 324 distance=48' 19564+1705 BPMA215 distance=49' 19528+1813 TDT1821 distance=50' 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 19560+1753 HO 116 AB 20 3.9 1
Show 19560+1753 HJ 2908 AC 12 18.0 1
Show 19564+1751 BRT2292 341 2.1 6
Show 19564+1750 BPMA214 29 169.4 6
Show 19567+1751 BPM1847 177 104.1 10
Show 19561+1807 GCB 49 285 3.4 14
Show 19561+1808 J 499 224 2.9 14
Show 19570+1747 BPMA217 196 120.2 16
Show 19548+1759 BPM1824 307 61.1 19
Show 19568+1737 BPM1850 49 59.3 21
Show 19546+1753 BPMA204 20 161.1 21
Show 19550+1737 GRV 293 36 56.2 21
Show 19571+1809 BPM1855 236 108.5 22
Show 19543+1745 BPMA203 244 267.1 26
Show 19575+1739 BPM1867 349 88.4 26
Show 19544+1741 BPM1817 40 51.6 26
Show 19551+1731 BPM1828 224 100.8 27
Show 19543+1746 BPM1811 121 44.0 27
Show 19542+1755 BPM1808 195 86.6 27
Show 19543+1743 J 3031 133 8.5 28
Show 19542+1744 J 830 AB 194 3.5 28
Show 19579+1804 BPM1877 161 118.4 29
Show 19559+1723 BPMA208 AB 125 262.2 30
Show 19573+1729 BPMA219 103 276.3 31
Show 19540+1741 BPM1801 AB 312 26.7 32
Show 19552+1823 BPM1830 308 53.5 32
Show 19540+1741 BPM1802 BC 281 103.7 32
Show 19559+1723 BPMA209 BC 65 136.0 33
Show 19569+1722 BPM1854 49 76.8 34
Show 19567+1721 BPM1848 285 23.1 34
Show 19563+1718 BPM1842 144 84.2 36
Show 19536+1745 TDT1830 134 1.4 36
Show 19540+1726 BPMA201 115 243.0 40
Show 19535+1810 BPMA200 115 251.8 40
Show 19534+1741 J 3025 60 5.8 41
Show 19586+1734 TDT1892 38 1.2 42
Show 19551+1714 BPM1827 107 92.0 42
Show 19559+1712 BPM1836 67 56.6 42
Show 19549+1715 HO 115 AB 352 5.9 42
Show 19549+1715 HO 115 AC 85 49.2 42
Show 19538+1820 BPM1798 315 78.5 42
Show 19543+1719 BPM1815 247 21.9 43
Show 19538+1725 BPM1799 249 113.0 43
Show 19547+1714 BPM1823 294 104.0 44
Show 19573+1713 BPM1858 212 120.0 44
Show 19533+1740 J 3024 219 4.4 45
Show 19591+1758 BRT1331 213 4.4 45
Show 19582+1719 BPM1889 8 28.2 47
Show 19543+1713 COU 324 51 1.0 48
Show 19564+1705 BPMA215 327 184.2 49
Show 19528+1813 TDT1821 234 2.1 50

 
 
WDS 19560+1753 : COMPONENTS
 
 
  A B
B pa=19.6°
sep=3.85"
 
C pa=12.0°
sep=18.00"
pa=9.9°
sep=14.19"
 
 
19560+1753 A
 
 
Name HD 188726 Coord arcsec 2000 195602.01+175312.6 Mag 8.33 Spectral class B9 (blue-white)
PmRA -3.00 PmDE -11.0 SAO 105437 HIP 98087
Tycho2 1620-02894-1 HD 188726 GC 27602 BD BD+17 4149
Tycho2
Tycho2 1620-02894-1 Pflag RAmdeg 299.00839007 DEmdeg 17.88682261
PmRA -3.0 PmDE -10.9 E RAmdeg 6 E DEmdeg 6
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.03 EpDEm 1991.04
Num 13 Q RAmdeg 1.3 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.5 BTmag 8.301 E BTmag 0.016 VTmag 8.333
E VTmag 0.012 Prox 44 TYC T HIP 98087
CCDM A RAdeg 299.00839722 DEdeg 17.88684694 EpRA 1990 1.72
EpDE 1990 1.70 E RAdeg 5.6 E DEdeg 5.8 Posflg
Corr -0.1
SAO
SAO 105437 DelFlag RA1950 PmRA1950 0.0007
DE1950 PmDE1950 0.004 Vmag 8.2 SpType B9
Double code Source 70 CatNum 27602 DM BD+17 4149
DMcomp BDsup HD 188726 M HD 0
GC 27602 RA1950rad 5.2088691 DE1950rad 0.30985209 PmRA2000 0.0008
PmDE2000 0.003
Hipparcos
Catalog H HIP 98087 Proxy H RAhms 19 56 02.01
DEdms +17 53 12.6 Vmag 8.35 VarFlag R Vmag G
RAdeg 299.008 DEdeg 17.8868 AstroRef A Plx 0.94
CCDM 0.37 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 23 Rho 4.395 HD BD BD+17 4149
CD CP Dm number +17 4149 VIred -0.05
SpType B9 R SpType Coord arcsec 2000 195602.01+175312.6
Hipparcos 2
HIP 98087 Sn 15 So 3 Nc 2
RArad 5.2186809698 DErad 0.3121843628 Plx -1.37 PmRA -0.36
PmDE -3.64 E RArad 0.56 E DErad 0.63 E Plx 0.82
E pmRA 0.8 E pmDE 0.72 Hpmag E Hpmag 0.0013
SHp 0.015 VA 0 BV -0.07 E BV 0.015
VI -0.05
CCDM
Ccdm 19560+1753 RComp Comp A Note1
Note2 Discov num DRAs 2.01 DDEs 13.1
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.9 Sp B9 PmNote *
PmRA -1 PmDE -1 Dm number +17 4149 Cat1 BD
Name2 +17 2095 Cat2 AGK2/3 HD 188726 M HD
ADS BDS A13140 M ADS BDS N IDS IDS 19515N1737A
HIC 98087
 
 
19560+1753 B
 
 
Coord arcsec 2000 195602.10+175316.2 Mag 11.71 PmRA 0.00 PmDE -4.0
Delta magnitude 3.38 Coordinate calculated yes
CCDM
Ccdm 19560+1753 RComp Comp B Note1
Note2 Discov num HO 116 DRAs DDEs
R dRAs Year 1886 Theta 023 Rho 4.1
Obs 4 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13140 M ADS BDS N IDS IDS 19515N1737B
HIC 98087
 
 
19560+1753 C
 
 
Coord arcsec 2000 195602.27+175330.2 Mag 13.3 Delta magnitude 4.97 Coordinate calculated yes
CCDM
Ccdm 19560+1753 RComp Comp C Note1
Note2 Discov num HJ 2908 DRAs DDEs
R dRAs Year 1886 Theta 011 Rho 18.1
Obs 2 Vmag 12.9 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A13140 M ADS BDS N IDS IDS 19515N1737C
HIC