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Doubles in session


Current system
19401-0759
YSC 161
HD 185588


Nearby doubles
24' : 19408-0738
GWP2881

33' : 19384-0819
HJ 892

49' : 19431-0818
STFA 45AB

56' : 19408-0707
J 2553

62' : 19419-0854
TDT1651

63' : 19416-0659
J 1856

74' : 19447-0825
AOT 78

76' : 19393-0644
GWP2875

81' : 19436-0656
LDS5884

83' : 19350-0725
KPP2771

83' : 19438-0901
AOT 77

84' : 19436-0904
HO 579AB

91' : 19460-0735
HDS2808

92' : 19453-0849
AOT 79

95' : 19342-0835
RST4633

99' : 19428-0628
HDS2796

106' : 19471-0809
A 108

106' : 19466-0841
TDT1731

108' : 19371-0621
J 2272

109' : 19432-0937
AOT 76

116' : 19448-0627
TDT1702

116' : 19431-0612
GWP2884

119' : 19463-0645
UC 4022

120' : 19438-0945
RST4640

121' : 19342-0648
J 2268

125' : 19377-0958
LV 21AB



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.

19401-0759 YSC 161 (HD 185588)

 
 
19h 40m 05.33s -07° 58' 45.6" P.A. 253.00 sep 0.1 mag 8.10,8.70 Sp G0 dist. 58.69 pc (191.45 l.y.)
 
 
Coord 2000 19401-0759 Discov num YSC 161 Comp Coord arcsec 2000 19 40 05.33 -07 58 45.6
Date first 2008 Date last 2021 Obs 18
Pa first 257 Pa last 253.4 P.A. Now (θ) 249.6°
Sep first 0.1 Sep last 0.064 Sep. Now (ρ) 0.087"
Mag pri 8.10 Mag sec 8.70 delta mag (ΔM) 0.6 Spectral class G0 (yellow)
Pri motion ra +067 Sec motion ra
Pri motion dec -189 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 185588 Constellation Aquila SAO 143664 HIP 96754
Tycho2 5724-00957-1 Gaia DR2 4195035162353549184 HD 185588 GC 27202
BD BD-08 5062 Distance 58.69 Distance ly 191.45
 
 
ORBITAL ELEMENTS
 
 
Period (P)4.649y± 0.031 Periastron (T)2015.318y± 0.052 Semi-major axis (a)0.069a± 0.002
Eccentricity (e)0.622± 0.025 Inclination (i)95.1°± 0.9 Longitude of periastron (ω)309.7°± 3.6
Node (Ω)66.3°± 0.7 Notesn ReferenceTok2021f
Equinox2000 Last observation2021 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 248.8 0.088
2001 243.3 0.041
2002 49.7 0.019
2003 258.2 0.042
2004 251.1 0.081
2005 247.6 0.082
2006 74.6 0.014
2007 314.7 0.008
2008 254.5 0.058
2009 249.8 0.087
2010 246.0 0.067
2011 61.4 0.032
2012 265.3 0.026
2013 252.4 0.072
2014 248.6 0.088
2015 242.4 0.034
2016 45.4 0.016
2017 257.4 0.044
2018 250.9 0.082
2019 247.4 0.081
2020 70.0 0.021
2021 297.0 0.010
2022 254.1 0.061
2023 249.6 0.087
2024 245.7 0.063
2025 60.1 0.031
2026 263.4 0.029
2027 252.1 0.074
2028 248.5 0.087
2029 240.9 0.027
2030 39.3 0.014


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds19401-0759a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 19401-0759 YSC 161 (HD 185588) : NOTES
 
 
discov_num notes refcode
HIP 96754 This SB2 with mass ration 0.882 is apparently too close for resolution
with NICI. Tok2013b
 
 
REFERENCES
 
 
refcode metd author reference
Tok2013b A j Tokovinin, A., Hartung, M., & Hayward, T.L. 2013AJ....146....8T
Tok2013b AJ 146, 8, 2013
Tok2021f orb - Tokovinin, A. 2021IAUDS.204....1T
Tok2021f Inf. Circ. 204, 1, 2021
 
 
DISCOVERER
 
 
idgroup discov author
1 YSC Yale-Southern Connecticut (from additional DD list - see HOR)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19401-0759 YSC 161 2008 1 257 0.1 8.10 8.70 G0 D 194005.33-075845.6
19401-0759 YSC 161 2014 5 249 0.1 8.10 8.70 G0 194005.33-075845.6
19401-0759 YSC 161 2015 9 234 0.0 8.10 8.70 G0 194005.33-075845.6
19401-0759 YSC 161 2017 10 253 0.1 8.10 8.70 G0 N 194005.33-075845.6
19401-0759 YSC 161 2018 14 250 0.1 8.10 8.70 G0 N 194005.33-075845.6
19401-0759 YSC 161 2019 15 245 0.1 8.10 8.70 G0 N 194005.33-075845.6
19401-0759 YSC 161 2021 18 253 0.1 8.10 8.70 G0 N 194005.33-075845.6

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

 
 
WDS 19401-0759 YSC 161 (HD 185588) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19401-0759 YSC 161 (HD 185588) : MEASURES
 
 
No records found.

 
 
WDS 19401-0759 (HD 185588) : VIRTUAL EYEPIECE
 
 

19401-0759 YSC 161A mag 8.1 Sp G0 19401-0759 YSC 161B mag 8.7 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 19401-0759 (HD 185588) : ALADIN DSS IMAGE @ 19h 40m 05.33s -07° 58' 45.6"
 
 
 
 
WDS 19401-0759 YSC 161 (HD 185588) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19401-0759 YSC 161 distance=0' 19408-0738 GWP2881 distance=24' 19384-0819 HJ 892 distance=33' 19431-0818 STFA 45AB distance=49' 19431-0818 HDS2799Ba,Bb distance=50' 19408-0707 J 2553 distance=56' 19419-0854 TDT1651 distance=62' 19416-0659 J 1856 distance=63' 19447-0825 AOT 78 distance=74' 19393-0644 GWP2875 distance=76' 19436-0656 LDS5884 distance=81' 19350-0725 KPP2771 distance=83' 19438-0901 AOT 77 distance=83' 19436-0904 HO 579AB distance=84' 19436-0904 HO 579AC distance=84' 19460-0735 HDS2808 distance=91' 19453-0849 AOT 79 distance=92' 19342-0835 RST4633 distance=95' 19428-0628 HDS2796 distance=99' 19471-0809 A 108 distance=106' 19466-0841 TDT1731 distance=106' 19371-0621 J 2272 distance=108' 19432-0937 AOT 76 distance=109' 19448-0627 TDT1702 distance=116' 19431-0612 GWP2884 distance=116' 19463-0645 UC 4022 distance=119' 19438-0945 RST4640 distance=120' 19342-0648 J 2268 distance=121' 19377-0958 LV 21AB distance=125' 19377-0958 LV 21BC distance=125' 19380-1002 DAM 356 distance=127' 19387-1009 STF2545AB distance=133' 19387-1009 STF2545AC distance=133' 19459-0615 GWP2890 distance=135' 19389-0544 RST4636 distance=136' 19447-0958 BRT1952 distance=139' 19375-0546 TDT1592 distance=139' 19494-0746 RST4642 distance=139' 19422-1015 RST4639 distance=140' 19389-1020 STF2547AB distance=143' 19389-1020 STF2547AC distance=143' 19439-0547 BWL 52AB distance=144' 19439-0547 BWL 52AC distance=144' 19439-0547 BWL 52AD distance=144' 19439-0547 BWL 52AE distance=144' 19439-0547 BWL 52AF distance=144' 19439-0547 BWL 52AG distance=144' 19439-0547 BWL 52AH distance=144' 19463-0950 BRT 553 distance=145' 19393-1025 TDT1607 distance=147' 19380-0535 A 106AB distance=148' 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 19401-0759 YSC 161 253 0.1
Show 19408-0738 GWP2881 276 27.9 24
Show 19384-0819 HJ 892 14 22.2 33
Show 19431-0818 STFA 45 AB 145 96.3 49
Show 19431-0818 HDS2799 Ba,Bb 232 0.5 50
Show 19408-0707 J 2553 265 3.9 56
Show 19419-0854 TDT1651 187 0.6 62
Show 19416-0659 J 1856 86 8.5 63
Show 19447-0825 AOT 78 256 17.2 74
Show 19393-0644 GWP2875 267 12.0 76
Show 19436-0656 LDS5884 52 10.3 81
Show 19350-0725 KPP2771 285 3.2 83
Show 19438-0901 AOT 77 233 13.8 83
Show 19436-0904 HO 579 AB 305 2.7 84
Show 19436-0904 HO 579 AC 153 63.8 84
Show 19460-0735 HDS2808 175 0.1 91
Show 19453-0849 AOT 79 348 15.5 92
Show 19342-0835 RST4633 26 2.6 95
Show 19428-0628 HDS2796 178 2.9 99
Show 19471-0809 A 108 107 0.3 106
Show 19466-0841 TDT1731 52 0.7 106
Show 19371-0621 J 2272 336 1.8 108
Show 19432-0937 AOT 76 110 15.4 109
Show 19448-0627 TDT1702 258 0.5 116
Show 19431-0612 GWP2884 113 298.8 116
Show 19463-0645 UC 4022 29 48.6 119
Show 19438-0945 RST4640 305 0.6 120
Show 19342-0648 J 2268 238 5.5 121
Show 19377-0958 LV 21 AB 284 84.1 125
Show 19377-0958 LV 21 BC 284 4.2 125
Show 19380-1002 DAM 356 204 7.5 127
Show 19387-1009 STF2545 AB 326 3.7 133
Show 19387-1009 STF2545 AC 163 25.1 133
Show 19459-0615 GWP2890 153 254.9 135
Show 19389-0544 RST4636 145 7.0 136
Show 19447-0958 BRT1952 356 3.6 139
Show 19375-0546 TDT1592 245 0.6 139
Show 19494-0746 RST4642 260 0.4 139
Show 19422-1015 RST4639 20 0.7 140
Show 19389-1020 STF2547 AB 330 20.8 143
Show 19389-1020 STF2547 AC 141 49.6 143
Show 19439-0547 BWL 52 AB 110 4.2 144
Show 19439-0547 BWL 52 AC 193 5.3 144
Show 19439-0547 BWL 52 AD 245 2.5 144
Show 19439-0547 BWL 52 AE 281 4.9 144
Show 19439-0547 BWL 52 AF 83 6.0 144
Show 19439-0547 BWL 52 AG 94 4.9 144
Show 19439-0547 BWL 52 AH 333 5.8 144
Show 19463-0950 BRT 553 91 19.5 145
Show 19393-1025 TDT1607 159 0.9 147
Show 19380-0535 A 106 AB 244 0.8 148

 
 
WDS 19401-0759 : COMPONENTS
 
 
  A
B pa=253.2°
sep=0.06"
 
 
19401-0759 A
 
 
Componente originario normalizzato AB Name HD 185588 Coord arcsec 2000 194005.33-075845.6 Mag 8.1
Spectral class G0 (yellow) PmRA 67.00 PmDE -189.0 SAO 143664
HIP 96754 Tycho2 5724-00957-1 HD 185588 GC 27202
BD BD-08 5062
Tycho2
Tycho2 5724-00957-1 Pflag RAmdeg 295.02237679 DEmdeg -7.97977892
PmRA 63.9 PmDE -188.5 E RAmdeg 4 E DEmdeg 5
E pmRA 1.1 E pmDE 1.3 EpRAm 1991.46 EpDEm 1991.49
Num 16 Q RAmdeg 0.2 Q DEmdeg 1.4 Q pmRA 0.4
Q pmDE 1.4 BTmag 8.212 E BTmag 0.016 VTmag 7.589
E VTmag 0.011 Prox 999 TYC T HIP 96754
CCDM RAdeg 295.02223083 DEdeg -7.97934944 EpRA 1990 1.86
EpDE 1990 1.79 E RAdeg 4.3 E DEdeg 5.4 Posflg
Corr -0.3
SAO
SAO 143664 DelFlag RA1950 PmRA1950 0.0054
DE1950 PmDE1950 -0.187 Vmag 7.6 SpType G0
Double code Source 70 CatNum 27202 DM BD-08 5062
DMcomp BDsup HD 185588 M HD 0
GC 27202 RA1950rad 5.13729219 DE1950rad -0.14125468 PmRA2000 0.0057
PmDE2000 -0.187
Hipparcos
Catalog H HIP 96754 Proxy RAhms 19 40 05.33
DEdms -07 58 45.6 Vmag 7.54 VarFlag R Vmag G
RAdeg 295.022 DEdeg -7.97932 AstroRef Plx 19.14
CCDM N CCDM Nsys Ncomp 1
MultFlag G Source Qual M HIP
Theta Rho HD 185588 BD BD-08 5062
CD CP Dm number -08 5062 VIred 0.64
SpType G0 R SpType Coord arcsec 2000 194005.33-075845.6
Hipparcos 2
HIP 96754 Sn 7 So 1 Nc 1
RArad 5.1491091521 DErad -0.1392654022 Plx 17.04 PmRA 67.39
PmDE -189.18 E RArad 0.91 E DErad 0.51 E Plx 1.01
E pmRA 1.06 E pmDE 0.81 Hpmag 7.6614 E Hpmag 0.0011
SHp 0.009 VA 0 BV 0.57 E BV 0.011
VI 0.64
 
 
19401-0759 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 194005.33-075845.6 Mag 8.7 Calc delta mag 0.6
Calc coord yes