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Doubles in session


Current system
18204-8014
RST 3156
HD 165737


Nearby doubles
26' : 18119-8028
HJ 4987

46' : 18048-8038
HDS2547

52' : 18101-7931
TDT 722

67' : 18392-7930
KPP2188

79' : 18344-7906
UC 3614

79' : 18113-7859
KPP3056

80' : 18102-7859
HJ 4988

149' : 18243-7746
TDT 840

171' : 18098-7727
NSN 442

191' : 18141-8325
RSS 478

192' : 18166-7703
UC 3542

215' : 18154-7640
GLI 241

216' : 18030-7645
UC 3481

216' : 18302-7641
HDS2621

250' : 18182-7605
JSP 770

251' : 18165-7604
HDS2581

263' : 18113-7553
HDO 282

267' : 18252-8442
LDS 623

276' : 18067-7542
UC 3495

279' : 18164-7537
UC 3541

279' : 18351-7539
JSP 775

288' : 18028-7532
HLN 45



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.

18204-8014 RST 3156 (HD 165737)

 
 
18h 20m 22.14s -80° 14' 21.5" P.A. 24.00 sep 2.9 mag 7.51,11.15 Sp K0III dist. 226.76 pc (739.69 l.y.)
 
 
Coord 2000 18204-8014 Discov num RST3156 Comp Coord arcsec 2000 18 20 22.14 -80 14 21.5
Date first 1934 Date last 1991 Obs 4
Pa first 30 Pa last 24.4 P.A. Now (θ) 24.4°
Sep first 2.6 Sep last 2.92 Sep. Now (ρ) 2.92"
Mag pri 7.51 Mag sec 11.15 delta mag (ΔM) 3.64 Spectral class K0III (yellow-orange)
Pri motion ra +000 Sec motion ra +001
Pri motion dec -020 Sec motion dec -020
Notes
rPM=0.05 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 165737 Constellation Apus SAO 258793 HIP 89873
Tycho2 9453-00851-1 Gaia DR2 6363701795213177472 HD 165737 GC 24872
CP CP-80 847 Distance 226.76 Distance ly 739.69
 
 
WDS 18204-8014 RST 3156 (HD 165737) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18204-8014 RST3156 1991 4 24 2.9 7.51 11.15 K0III 182022.14-801421.5

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

 
 
WDS 18204-8014 RST 3156 (HD 165737) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18204-8014 RST 3156 (HD 165737) : MEASURES
 
 
No records found.

 
 
WDS 18204-8014 (HD 165737) : VIRTUAL EYEPIECE
 
 

18204-8014 RST3156A mag 7.51 Sp K0III 18204-8014 RST3156B sep 2.7 P.A. 4.40 mag 11.15 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 18204-8014 (HD 165737) : ALADIN DSS IMAGE @ 18h 20m 22.14s -80° 14' 21.5"
 
 
 
 
WDS 18204-8014 RST 3156 (HD 165737) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18204-8014 RST3156 distance=0' 18119-8028 HJ 4987 distance=26' 18048-8038 HDS2547 distance=46' 18101-7931 TDT 722 distance=52' 18392-7930 KPP2188 distance=67' 18344-7906 UC 3614 distance=79' 18113-7859 KPP3056 distance=79' 18102-7859 HJ 4988 distance=80' 18243-7746 TDT 840 distance=149' 18098-7727 NSN 442 distance=171' 18141-8325 RSS 478 distance=191' 18166-7703 UC 3542 distance=192' 18084-7700 TDT 702Aa,Ab distance=198' 18154-7640 GLI 241 distance=215' 18030-7645 UC 3481 distance=216' 18302-7641 HDS2621 distance=216' 18182-7605 JSP 770 distance=250' 18165-7604 HDS2581 distance=251' 18113-7553 KPP3068AC distance=263' 18113-7553 HDO 282 distance=263' 18252-8442 LDS 623 distance=267' 18067-7542 UC 3495 distance=276' 18164-7537 UC 3541 distance=279' 18351-7539 JSP 775 distance=279' 18028-7532 HLN 45 distance=288' 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 18204-8014 RST3156 24 2.9
Show 18119-8028 HJ 4987 148 10.7 26
Show 18048-8038 HDS2547 206 8.6 46
Show 18101-7931 TDT 722 164 0.4 52
Show 18392-7930 KPP2188 87 18.0 67
Show 18344-7906 UC 3614 132 11.7 79
Show 18113-7859 KPP3056 133 1.5 79
Show 18102-7859 HJ 4988 117 8.9 80
Show 18243-7746 TDT 840 11 0.6 149
Show 18098-7727 NSN 442 293 2.1 171
Show 18141-8325 RSS 478 35 8.4 191
Show 18166-7703 UC 3542 59 12.0 192
Show 18084-7700 TDT 702 Aa,Ab 323 2.3 198
Show 18154-7640 GLI 241 76 2.0 215
Show 18030-7645 UC 3481 29 64.2 216
Show 18302-7641 HDS2621 316 0.3 216
Show 18182-7605 JSP 770 197 0.5 250
Show 18165-7604 HDS2581 252 0.2 251
Show 18113-7553 KPP3068 AC 109 18.1 263
Show 18113-7553 HDO 282 299 24.6 263
Show 18252-8442 LDS 623 225 98.5 267
Show 18067-7542 UC 3495 250 79.4 276
Show 18164-7537 UC 3541 265 17.9 279
Show 18351-7539 JSP 775 153 1.8 279
Show 18028-7532 HLN 45 181 4.9 288

 
 
WDS 18204-8014 : COMPONENTS
 
 
  A
B pa=4.4°
sep=2.67"
 
 
18204-8014 A
 
 
Componente originario normalizzato AB Name HD 165737 Coord arcsec 2000 182022.14-801421.5 Mag 7.51
Spectral class K0III (yellow-orange) PmRA 0.00 PmDE -20.0 SAO 258793
HIP 89873 Tycho2 9453-00851-1 HD 165737 GC 24872
CP CP-80 847
Tycho2
Tycho2 9453-00851-1 Pflag RAmdeg 275.09223815 DEmdeg -80.23929826
PmRA 0.4 PmDE -20.4 E RAmdeg 5 E DEmdeg 4
E pmRA 1.0 E pmDE 1.1 EpRAm 1990.96 EpDEm 1991.42
Num 15 Q RAmdeg 0.8 Q DEmdeg 1.5 Q pmRA 0.9
Q pmDE 1.6 BTmag 8.763 E BTmag 0.016 VTmag 7.508
E VTmag 0.010 Prox 29 TYC T HIP 89873
CCDM A RAdeg 275.09223194 DEdeg -80.23925194 EpRA 1990 1.64
EpDE 1990 1.78 E RAdeg 4.7 E DEdeg 4.3 Posflg
Corr 0.0
SAO
SAO 258793 DelFlag RA1950 PmRA1950 0.003
DE1950 PmDE1950 0.001 Vmag 7.3 SpType K2
Double code Source 70 CatNum 24872 DM CP-80 847
DMcomp BDsup HD 165737 M HD 0
GC 24872 RA1950rad 4.76189166 DE1950rad -1.40076835 PmRA2000 -0.0004
PmDE2000 -0.004
Hipparcos
Catalog H HIP 89873 Proxy H RAhms 18 20 22.14
DEdms -80 14 21.3 Vmag 7.36 VarFlag R Vmag H
RAdeg 275.092 DEdeg -80.2393 AstroRef A Plx 4.3
CCDM 18204-8014 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 24 Rho 2.913 HD 165737 BD
CD CP CP-80 847 Dm number -80 847 VIred 1.01
SpType K0III R SpType Coord arcsec 2000 182022.14-801421.3
Hipparcos 2
HIP 89873 Sn 15 So 3 Nc 2
RArad 4.8012652274 DErad -1.4004390534 Plx 4.41 PmRA 2.34
PmDE -19.17 E RArad 0.36 E DErad 0.48 E Plx 0.54
E pmRA 0.42 E pmDE 0.56 Hpmag 7.5237 E Hpmag 0.0012
SHp 0.012 VA 0 BV 1 E BV 0.495
VI 1.01
CCDM
Ccdm 18204-8014 RComp Comp A Note1
Note2 Discov num DRAs -2.06 DDEs -20.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.3 Sp K2 PmNote *
PmRA -5 PmDE 0 Dm number -80 847 Cat1 CPD
Name2 258793 Cat2 SAO HD 165737 M HD
ADS BDS M ADS BDS N IDS IDS 18023S8016A
HIC 89873
 
 
18204-8014 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182022.22-801418.8 Mag 11.15 PmRA 1.00
PmDE -20.0 Calc delta mag 3.64 Calc coord yes
CCDM
Ccdm 18204-8014 RComp Comp B Note1
Note2 Discov num RST3156 DRAs DDEs
R dRAs Year 1934 Theta 030 Rho 2.6
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18023S8016B
HIC 89873