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Current system
18161-1111
HDS 2579
HD 167518


Nearby doubles
22' : 18146-1113
HLD 142

30' : 18181-1118
SNA 86

43' : 18132-1114
TDT 741

43' : 18189-1101
HU 60

54' : 18181-1155
TDT 783

58' : 18182-1159
SKF1505

58' : 18183-1157
BRT2750

60' : 18175-1206
WRS 12

63' : 18164-1214
BRT2747

66' : 18160-1006
HU 58

67' : 18202-1137
BRT2751

68' : 18187-1206
SNA 90AB

71' : 18181-1215
TRN 27AB

71' : 18181-1214
LNV 7

74' : 18207-1138
SKF2802

87' : 18188-1227
SZA 5

88' : 18204-1011
HER 2

88' : 18174-0946
HDS2584

89' : 18218-1139
HU 62

93' : 18181-0943
RST4584

95' : 18184-1239
TDT 785

96' : 18218-1155
EGN 22AB
Alasia

97' : 18166-1247
TSN 45

102' : 18099-1027
TSN 186

104' : 18195-1242
RST4006

105' : 18103-1211
KPP4088



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

18161-1111 HDS 2579 (HD 167518)

 
 
18h 16m 04.62s -11° 10' 47.7" P.A. 78.00 sep 7.8 mag 7.80,12.01 Sp F5 dist. 90.17 pc (294.13 l.y.)
 
 
Coord 2000 18161-1111 Discov num HDS2579 Comp Coord arcsec 2000 18 16 04.62 -11 10 47.7
Date first 1991 Date last 2016 Obs 11
Pa first 113 Pa last 77.6 P.A. Now (θ) 77.6°
Sep first 8.4 Sep last 7.756 Sep. Now (ρ) 7.756"
Mag pri 7.80 Mag sec 12.01 delta mag (ΔM) 4.21 Spectral class F5 (yellow-white)
Pri motion ra -034 Sec motion ra -028
Pri motion dec -050 Sec motion dec -051
Notes
rPM=0.101 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 167518 Constellation Serpens SAO 161242 HIP 89524
Tycho2 5681-00417-1 Gaia DR2 4153991458443776128 HD 167518 BD BD-11 4573
Distance 90.17 Distance ly 294.13
 
 
WDS 18161-1111 HDS 2579 (HD 167518) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HDS Hipparcos Double Star (from additional DD list) ...................
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18161-1111 HDS2579 1991 2 113 8.4 7.80 12.01 F5 181604.62-111047.7
18161-1111 HDS2579 2000 3 78 7.8 7.80 12.01 F5 181604.62-111047.7
18161-1111 HDS2579 2010 5 81 7.7 7.80 12.01 F5 181604.62-111047.7
18161-1111 HDS2579 2015 6 78 7.8 7.80 12.01 F5 181604.62-111047.7
18161-1111 HDS2579 2016 11 78 7.8 7.80 12.01 F5 181604.62-111047.7

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

 
 
WDS 18161-1111 HDS 2579 (HD 167518) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18161-1111 HDS 2579 (HD 167518) : MEASURES
 
 
No records found.

 
 
WDS 18161-1111 (HD 167518) : VIRTUAL EYEPIECE
 
 

18161-1111 HDS2579A mag 7.8 Sp F5 18161-1111 HDS2579B sep 7.6 P.A. 77.40 mag 12.01 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18161-1111 (HD 167518) : ALADIN DSS IMAGE @ 18h 16m 04.62s -11° 10' 47.7"
 
 
 
 
WDS 18161-1111 HDS 2579 (HD 167518) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18161-1111 HDS2579 distance=1' 18146-1113 HLD 142 distance=22' 18181-1118 SNA 86 distance=30' 18132-1114 TDT 741 distance=43' 18189-1101 HU 60 distance=43' 18181-1155 TDT 783 distance=54' 18182-1159 SKF1505 distance=58' 18183-1157 BRT2750 distance=58' 18175-1206 WRS 12 distance=60' 18164-1214 BRT2747 distance=63' 18160-1006 HU 58 distance=66' 18202-1137 BRT2751 distance=67' 18187-1206 SNA 90Aa,Ab distance=68' 18187-1206 SNA 90AB distance=68' 18187-1206 SNA 90AC distance=68' 18181-1215 BRT2749KJ distance=71' 18181-1215 DBK 1Aa,Ab distance=71' 18181-1215 TRN 27AB distance=71' 18181-1215 SS 7AC distance=71' 18181-1215 SS 7AD distance=71' 18181-1215 SS 7AE distance=71' 18181-1215 SS 7AF distance=71' 18181-1215 SS 7AG distance=71' 18181-1215 SS 7AH distance=71' 18181-1215 SS 7AI distance=71' 18181-1215 SS 7AJ distance=71' 18181-1215 SS 7AK distance=71' 18181-1215 SS 7AL distance=71' 18181-1215 SS 7AM distance=71' 18181-1215 SS 7AN distance=71' 18181-1215 SS 7AO distance=71' 18181-1215 SS 7AP distance=71' 18181-1215 SS 7AQ distance=71' 18181-1214 LNV 7 distance=71' 18207-1138 SKF2802 distance=74' 18188-1227 SZA 5 distance=87' 18204-1011 HER 2 distance=88' 18174-0946 HDS2584 distance=88' 18218-1139 HU 62 distance=89' 18181-0943 RST4584 distance=93' 18184-1239 TDT 785 distance=95' 18218-1155 EGN 22AB (Alasia) distance=96' 18218-1155 EGN 22AC (Alasia) distance=96' 18218-1155 EGN 22AD (Alasia) distance=96' 18218-1155 EGN 22AE (Alasia) distance=96' 18218-1155 EGN 22AF (Alasia) distance=96' 18218-1155 EGN 22AG (Alasia) distance=96' 18218-1155 EGN 22AH (Alasia) distance=96' 18218-1155 EGN 22AI (Alasia) distance=96' 18218-1155 EGN 22AJ (Alasia) distance=96' 18218-1155 EGN 22AK (Alasia) distance=96' 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 18161-1111 HDS2579 78 7.8 1
Show 18146-1113 HLD 142 253 1.3 22
Show 18181-1118 SNA 86 68 7.2 30
Show 18132-1114 TDT 741 99 0.6 43
Show 18189-1101 HU 60 260 1.4 43
Show 18181-1155 TDT 783 67 0.5 54
Show 18182-1159 SKF1505 3 3.1 58
Show 18183-1157 BRT2750 40 1.5 58
Show 18175-1206 WRS 12 134 8.8 60
Show 18164-1214 BRT2747 4 3.9 63
Show 18160-1006 HU 58 127 0.7 66
Show 18202-1137 BRT2751 24 3.9 67
Show 18187-1206 SNA 90 Aa,Ab 303 0.0 68
Show 18187-1206 SNA 90 AB 34 3.0 68
Show 18187-1206 SNA 90 AC 267 7.6 68
Show 18181-1215 BRT2749 KJ 121 4.3 71
Show 18181-1215 DBK 1 Aa,Ab 262 0.0 71
Show 18181-1215 TRN 27 AB 40 4.8 71
Show 18181-1215 SS 7 AC 191 14.4 71
Show 18181-1215 SS 7 AD 260 18.1 71
Show 18181-1215 SS 7 AE 217 18.1 71
Show 18181-1215 SS 7 AF 16 30.1 71
Show 18181-1215 SS 7 AG 9 39.4 71
Show 18181-1215 SS 7 AH 268 40.8 71
Show 18181-1215 SS 7 AI 299 45.7 71
Show 18181-1215 SS 7 AJ 258 45.4 71
Show 18181-1215 SS 7 AK 262 48.6 71
Show 18181-1215 SS 7 AL 348 51.8 71
Show 18181-1215 SS 7 AM 255 64.4 71
Show 18181-1215 SS 7 AN 280 71.3 71
Show 18181-1215 SS 7 AO 305 72.1 71
Show 18181-1215 SS 7 AP 285 72.5 71
Show 18181-1215 SS 7 AQ 291 84.9 71
Show 18181-1214 LNV 7 51 4.3 71
Show 18207-1138 SKF2802 344 5.6 74
Show 18188-1227 SZA 5 136 5.9 87
Show 18204-1011 HER 2 18 1.0 88
Show 18174-0946 HDS2584 352 0.7 88
Show 18218-1139 HU 62 25 0.5 89
Show 18181-0943 RST4584 118 1.1 93
Show 18184-1239 TDT 785 252 1.0 95
Show Alasia 18218-1155 EGN 22 AB 141 3.3 96
Show Alasia 18218-1155 EGN 22 AC 47 3.7 96
Show Alasia 18218-1155 EGN 22 AD 243 5.6 96
Show Alasia 18218-1155 EGN 22 AE 354 5.9 96
Show Alasia 18218-1155 EGN 22 AF 106 7.3 96
Show Alasia 18218-1155 EGN 22 AG 290 8.5 96
Show Alasia 18218-1155 EGN 22 AH 218 8.8 96
Show Alasia 18218-1155 EGN 22 AI 132 8.9 96
Show Alasia 18218-1155 EGN 22 AJ 294 10.4 96
Show Alasia 18218-1155 EGN 22 AK 337 10.6 96

 
 
WDS 18161-1111 : COMPONENTS
 
 
  A
B pa=77.4°
sep=7.62"
 
 
18161-1111 A
 
 
Componente originario normalizzato AB Name HD 167518 Coord arcsec 2000 181604.62-111047.7 Mag 7.8
Spectral class F5 (yellow-white) PmRA -34.00 PmDE -50.0 SAO 161242
HIP 89524 Tycho2 5681-00417-1 HD 167518 BD BD-11 4573
Tycho2
Tycho2 5681-00417-1 Pflag RAmdeg 274.01925518 DEmdeg -11.17992850
PmRA -34.3 PmDE -52.2 E RAmdeg 5 E DEmdeg 6
E pmRA 1.3 E pmDE 1.4 EpRAm 1991.35 EpDEm 1991.18
Num 10 Q RAmdeg 1.2 Q DEmdeg 0.8 Q pmRA 1.2
Q pmDE 0.9 BTmag 8.411 E BTmag 0.017 VTmag 7.800
E VTmag 0.012 Prox 84 TYC T HIP 89524
CCDM A RAdeg 274.01933389 DEdeg -11.17980944 EpRA 1990 1.86
EpDE 1990 1.80 E RAdeg 5.1 E DEdeg 6.4 Posflg
Corr 0.1
SAO
SAO 161242 DelFlag RA1950 PmRA1950 -0.0025
DE1950 PmDE1950 -0.051 Vmag 7.9 SpType F5
Double code Source 20 CatNum 6209 DM BD-11 4573
DMcomp BDsup HD 167518 M HD 0
GC RA1950rad 4.77040204 DE1950rad -0.19542591 PmRA2000 -0.0023
PmDE2000 -0.049
Hipparcos
Catalog H HIP 89524 Proxy H RAhms 18 16 04.64
DEdms -11 10 47.3 Vmag 7.73 VarFlag R Vmag G
RAdeg 274.019 DEdeg -11.1798 AstroRef A Plx 11.33
CCDM 18161-1111 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 113 Rho 8.382 HD 167518 BD BD-11 4573
CD CP Dm number -11 4573 VIred 0.7
SpType F5 R SpType Coord arcsec 2000 181604.64-111047.3
Hipparcos 2
HIP 89524 Sn 15 So 3 Nc 2
RArad 4.7825397678 DErad -0.195124379 Plx 11.09 PmRA -27.49
PmDE -51.24 E RArad 0.91 E DErad 0.57 E Plx 1.08
E pmRA 1.32 E pmDE 0.72 Hpmag 7.815 E Hpmag 0.0013
SHp 0.01 VA 0 BV 0.634 E BV 0.015
VI 0.7
CCDM
Ccdm 18161-1111 RComp Comp A Note1
Note2 Discov num DRAs -1.38 DDEs 12.3
R dRAs 82 Year Theta Rho
Obs 2 Vmag 7.8 Sp F5 PmNote *
PmRA -28 PmDE -51 Dm number -11 4573 Cat1 BD
Name2 161242 Cat2 SAO HD 167518 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 89524
 
 
18161-1111 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181605.13-111046.0 Mag 12.01 PmRA -28.00
PmDE -51.0 Calc delta mag 4.21 Calc coord yes
CCDM
Ccdm 18161-1111 RComp Comp B Note1
Note2 Discov num HDS DRAs -0.84 DDEs 9.0
R dRAs 82 Year 1991 Theta 113 Rho 8.4
Obs 1 Vmag 12.0 Sp PmNote *
PmRA -28 PmDE -51 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 89524