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Doubles in session


Current system
18321-4046
RST 4014 AB
HD 170589


Nearby doubles
2' : 18322-4045
RST2061

30' : 18325-4017
RST4015

33' : 18307-4018
WG 234

36' : 18352-4048
CPO 591

49' : 18345-4127
RST2063

54' : 18300-4134
RST2058

60' : 18285-4129
BRT1058AB

61' : 18271-4025
TDT 875

66' : 18377-4029
RST2068

68' : 18300-4149
TDT 915

72' : 18329-4156
B 2453

73' : 18367-4137
CPO 593

74' : 18323-4159
CPO9268

75' : 18366-4140
RST2067

79' : 18293-4157
B 2449

79' : 18302-4202
CPO 587

86' : 18274-4154
TDT 883

86' : 18387-4127
HJ 5052

90' : 18378-4148
BRT1071

95' : 18341-4218
DON 910

98' : 18370-4207
I 1374

100' : 18297-4221
BRT1060

101' : 18251-4148
BRT1050

103' : 18400-4137
I 1377

107' : 18227-4045
CBL 169

107' : 18271-3916
HDS2610



Selections
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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.

18321-4046 RST 4014 AB (HD 170589)

 
 
18h 32m 04.36s -40° 45' 56.9" P.A. 231.00 sep 0.3 mag 10.04,11.49 Sp G0V dist. 156.25 pc (509.69 l.y.)
 
 
Coord 2000 18321-4046 Discov num RST4014 Comp AB Coord arcsec 2000 18 32 04.36 -40 45 56.9
Date first 1936 Date last 2021 Obs 7
Pa first 275 Pa last 230.7 P.A. Now (θ) 230.7°
Sep first 0.5 Sep last 0.26 Sep. Now (ρ) 0.26"
Mag pri 10.04 Mag sec 11.49 delta mag (ΔM) 1.45 Spectral class G0V (yellow)
Pri motion ra -010 Sec motion ra
Pri motion dec -068 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18321-4046 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 32 04 -40 45 57 RST 4014 Aa,Ab 2021 4 327 0.1 10.70 10.90 0.20
Show HD 170589 18 32 04 -40 45 57 RST 4014 AB 2021 7 231 0.3 10.04 11.49 1.45 <===
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 170589 Constellation Corona Austrina HIP 90856 Tycho2 7906-01128-1
HD 170589 CD CD-4012573 CP CP-40 8596 Distance 156.25
Distance ly 509.69
 
 
WDS 18321-4046 RST 4014 AB (HD 170589) : 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
18321-4046 RST4014 AB 2018 5 234 0.3 10.04 11.49 G0V 183204.36-404556.9
18321-4046 RST4014 AB 2019 6 234 0.3 10.04 11.49 G0V 183204.36-404556.9
18321-4046 RST4014 AB 2021 7 231 0.3 10.04 11.49 G0V 183204.36-404556.9

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

 
 
WDS 18321-4046 RST 4014 AB (HD 170589) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18321-4046 RST 4014 AB (HD 170589) : MEASURES
 
 
No records found.

 
 
WDS 18321-4046 (HD 170589) : VIRTUAL EYEPIECE
 
 

18321-4046 RST4014A mag 10.04 Sp G0V 18321-4046 RST4014Ab sep 0.1 P.A. 333.50 mag 10.9 18321-4046 RST4014B sep 0.2 P.A. 222.80 mag 11.49 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 18321-4046 (HD 170589) : ALADIN DSS IMAGE @ 18h 32m 04.36s -40° 45' 56.9"
 
 
 
 
WDS 18321-4046 RST 4014 AB (HD 170589) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18321-4046 RST4014AB distance=0' 18322-4045 RST2061 distance=2' 18325-4017 RST4015 distance=30' 18307-4018 WG 234 distance=33' 18352-4048 CPO 591 distance=36' 18345-4127 RST2063 distance=49' 18300-4134 RST2058 distance=54' 18285-4129 BRT1058AB distance=60' 18285-4129 BRT1058Aa,Ab distance=60' 18271-4025 TDT 875 distance=61' 18377-4029 RST2068 distance=66' 18300-4149 TDT 915 distance=68' 18329-4156 B 2453 distance=72' 18367-4137 CPO 593 distance=73' 18323-4159 CPO9268 distance=74' 18366-4140 RST2067 distance=75' 18293-4157 B 2449 distance=79' 18302-4202 CPO 587 distance=79' 18274-4154 TDT 883 distance=86' 18387-4127 HJ 5052 distance=86' 18378-4148 BRT1071 distance=90' 18341-4218 DON 910 distance=95' 18370-4207 I 1374 distance=98' 18297-4221 BRT1060 distance=100' 18251-4148 BRT1050 distance=101' 18400-4137 I 1377 distance=103' 18227-4045 CBL 169 distance=107' 18271-3916 HDS2610 distance=107' 18418-4054 TDT1005 distance=111' 18420-4050 UC 3643 distance=113' 18270-4223 BRT1055 distance=113' 18222-4046 WG 233 distance=113' 18420-4034 UC 3642 distance=115' 18334-4240 CPO 82AB distance=115' 18334-4240 I 9020AC distance=115' 18269-4228 BRT1054 distance=118' 18402-4200 UC 3634 distance=118' 18298-4241 BRT1059 distance=119' 18364-3857 WG 235 distance=120' 18368-4233 CRI 20 distance=120' 18295-4243 DON 904 distance=121' 18334-3844 DUN 222 distance=124' 18213-4024 WG 232 distance=125' 18289-4246 CPO9267 distance=126' 18243-3914 B 1357 distance=128' 18209-4021 WG 231 distance=130' 18412-4210 I 250 distance=133' 18382-4240 CPO 595 distance=133' 18431-4134 I 1380 distance=134' 18401-3910 KPP4114 distance=134' 18385-4247 DON 915 distance=141' 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 18321-4046 RST4014 AB 231 0.3
Show 18321-4046 RST4014 Aa,Ab 327 0.1
Show 18322-4045 RST2061 132 2.4 2
Show 18325-4017 RST4015 34 3.3 30
Show 18307-4018 WG 234 113 6.9 33
Show 18352-4048 CPO 591 7 5.2 36
Show 18345-4127 RST2063 181 6.3 49
Show 18300-4134 RST2058 38 0.5 54
Show 18285-4129 BRT1058 AB 178 5.2 60
Show 18285-4129 BRT1058 Aa,Ab 102 0.2 60
Show 18271-4025 TDT 875 235 2.2 61
Show 18377-4029 RST2068 190 2.0 66
Show 18300-4149 TDT 915 90 0.8 68
Show 18329-4156 B 2453 256 6.3 72
Show 18367-4137 CPO 593 257 3.7 73
Show 18323-4159 CPO9268 83 5.3 74
Show 18366-4140 RST2067 192 1.6 75
Show 18293-4157 B 2449 269 10.2 79
Show 18302-4202 CPO 587 56 4.6 79
Show 18274-4154 TDT 883 294 0.5 86
Show 18387-4127 HJ 5052 130 5.7 86
Show 18378-4148 BRT1071 353 3.6 90
Show 18341-4218 DON 910 143 0.6 95
Show 18370-4207 I 1374 119 2.2 98
Show 18297-4221 BRT1060 179 3.2 100
Show 18251-4148 BRT1050 312 2.8 101
Show 18400-4137 I 1377 81 1.7 103
Show 18227-4045 CBL 169 160 12.7 107
Show 18271-3916 HDS2610 110 7.0 107
Show 18418-4054 TDT1005 33 1.0 111
Show 18420-4050 UC 3643 275 23.0 113
Show 18270-4223 BRT1055 81 5.5 113
Show 18222-4046 WG 233 6 11.5 113
Show 18420-4034 UC 3642 337 47.0 115
Show 18334-4240 CPO 82 AB 45 5.9 115
Show 18334-4240 I 9020 AC 74 25.1 115
Show 18269-4228 BRT1054 165 3.5 118
Show 18402-4200 UC 3634 112 43.8 118
Show 18298-4241 BRT1059 23 2.7 119
Show 18364-3857 WG 235 169 2.6 120
Show 18368-4233 CRI 20 92 8.4 120
Show 18295-4243 DON 904 108 1.2 121
Show 18334-3844 DUN 222 359 20.5 124
Show 18213-4024 WG 232 206 6.0 125
Show 18289-4246 CPO9267 36 5.6 126
Show 18243-3914 B 1357 303 5.0 128
Show 18209-4021 WG 231 231 9.3 130
Show 18412-4210 I 250 110 1.2 133
Show 18382-4240 CPO 595 17 3.9 133
Show 18431-4134 I 1380 170 1.5 134
Show 18401-3910 KPP4114 93 35.1 134

 
 
WDS 18321-4046 : COMPONENTS
 
 
  A Ab
Ab pa=333.5°
sep=0.07"
 
B pa=222.8°
sep=0.22"
pa=208.6°
sep=0.26"
 
 
18321-4046 A
 
 
Name HD 170589 Coord arcsec 2000 183204.36-404556.9 Mag 10.04 Spectral class G0V (yellow)
PmRA -10.00 PmDE -68.0 HIP 90856 Tycho2 7906-01128-1
HD 170589 CD CD-4012573 CP CP-40 8596
Tycho2
Tycho2 7906-01128-1 Pflag RAmdeg 278.01813960 DEmdeg -40.76588102
PmRA -3.4 PmDE -30.2 E RAmdeg 18 E DEmdeg 21
E pmRA 1.2 E pmDE 1.2 EpRAm 1985.68 EpDEm 1982.96
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.9 Q pmRA 1.1
Q pmDE 1.9 BTmag 10.400 E BTmag 0.038 VTmag 9.826
E VTmag 0.034 Prox 999 TYC T HIP 90856
CCDM AB RAdeg 278.01815111 DEdeg -40.76581472 EpRA 1990 1.86
EpDE 1990 1.78 E RAdeg 20.0 E DEdeg 25.3 Posflg P
Corr 0.1
Hipparcos
Catalog H HIP 90856 Proxy H RAhms 18 32 04.36
DEdms -40 45 56.9 Vmag 9.67 VarFlag R Vmag H
RAdeg 278.018 DEdeg -40.7658 AstroRef A Plx 7.68
CCDM 18321-4046 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 251 Rho 0.362 HD 170589 BD
CD CD-4012573 CP CP-40 8596 Dm number -4012573 VIred 0.73
SpType G0V R SpType Coord arcsec 2000 183204.36-404556.9
Hipparcos 2
HIP 90856 Sn 15 So 3 Nc 2
RArad 4.8523325599 DErad -0.7114974817 Plx 6.4 PmRA -7.54
PmDE -29.62 E RArad 1.72 E DErad 1.22 E Plx 2.01
E pmRA 2.21 E pmDE 1.34 Hpmag 9.7861 E Hpmag 0.0034
SHp 0.02 VA 0 BV 0.554 E BV 0.038
VI 0.63
CCDM
Ccdm 18321-4046 RComp Comp A Note1
Note2 Discov num DRAs -1.75 DDEs 2.7
R dRAs 31 Year Theta Rho
Obs 2 Vmag 9.5 Sp G0 PmNote *
PmRA -16 PmDE -32 Dm number -4012573 Cat1 CD
Name2 Cat2 HD 170589 M HD
ADS BDS M ADS BDS N IDS IDS 18250S4050A
HIC 90856
 
 
18321-4046 Ab
 
 
Coord arcsec 2000 183204.36-404556.8 Mag 10.9 Calc delta mag 0.2 Calc coord yes
 
 
18321-4046 B
 
 
Coord arcsec 2000 183204.35-404557.1 Mag 11.49 Calc delta mag 0.79 Calc coord yes
CCDM
Ccdm 18321-4046 RComp Comp B Note1
Note2 Discov num RST4014 DRAs DDEs
R dRAs Year 1946 Theta 267 Rho 0.5
Obs 2 Vmag 11.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18250S4050B
HIC 90856