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Doubles in session


Current system
19583-5154
DUN 229 AB
HD 188557


Nearby doubles
31' : 19550-5149
FIN 31

34' : 19590-5121
RST1053

35' : 19547-5204
BRT2102

40' : 19544-5211
RST1051

40' : 19563-5118
SKF1094

49' : 19590-5106
I 1407

52' : 20029-5222
TDT1935

61' : 20047-5144
I 1604

62' : 20045-5214
RST1056

65' : 20022-5246
UC 4069

69' : 19522-5115
I 1625AB

71' : 20025-5253
HDS2856

80' : 19587-5034
B 983

88' : 19537-5038
TSN 32

89' : 20073-5127
RST1059

97' : 20053-5043
UC 4079

97' : 20022-5324
UC 4070

100' : 19479-5131
TVB 311

100' : 19476-5211
TDS1012

103' : 20071-5055
BRT1104

108' : 20097-5212
CPO 615

111' : 19539-5012
RST1050

113' : 19538-5009
HDS2835

117' : 19474-5057
SKF1093

117' : 19596-4958
CPO9292

118' : 19585-5352
TDT1891



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

19583-5154 DUN 229 AB (HD 188557)

 
 
19h 58m 15.29s -51° 53' 43.4" P.A. 242.00 sep 80.9 mag 7.65,8.23 Sp A9IV+F6V dist. 87.72 pc (286.14 l.y.)
 
 
Coord 2000 19583-5154 Discov num DUN 229 Comp AB Coord arcsec 2000 19 58 15.29 -51 53 43.4
Date first 1826 Date last 2016 Obs 22
Pa first 247 Pa last 242.1 P.A. Now (θ) 242.1°
Sep first 84.1 Sep last 80.87 Sep. Now (ρ) 80.87"
Mag pri 7.65 Mag sec 8.23 delta mag (ΔM) 0.58 Spectral class A9IV+F6V (white/yellow-white)
Pri motion ra +046 Sec motion ra +046
Pri motion dec -044 Sec motion dec -043
Notes N T W (See Notes, Parallax indicates physical, )
rPM=0.016 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 188557 Constellation Telescopium SAO 246357 HIP 98294
Tycho2 8403-02136-1 HD 188557 GC 27623 CP CP-5211589
Distance 87.72 Distance ly 286.14
 
 
WDS 19583-5154 DUN 229 AB (HD 188557) : NOTES
 
 
discov_num notes refcode
DUN 229 B is CPD-52@11587.
Estimated P of AB ~ 400 kyr. B is a spectroscopic binary with P ~ 236d. Tok2022e
 
 
REFERENCES
 
 
refcode metd author reference
Tok2022e orb Tokovinin, A. 2022AJ....163..161T
Tok2022e AJ 163, 161, 2022
 
 
DISCOVERER
 
 
idgroup discov author
1 DUN Dunlop, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19583-5154 DUN 229 AB 2016 21 242 80.9 7.65 8.23 A9IV NTW 195815.29-515343.4

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

 
 
WDS 19583-5154 DUN 229 AB (HD 188557) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19583-5154 DUN 229 AB (HD 188557) : MEASURES
 
 
No records found.

 
 
WDS 19583-5154 (HD 188557) : VIRTUAL EYEPIECE
 
 

19583-5154 DUN 229A mag 7.65 Sp A9IV 19583-5154 DUN 229B sep 58.1 P.A. 229.40 mag 8.23 Sp F6V 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 19583-5154 (HD 188557) : ALADIN DSS IMAGE @ 19h 58m 15.29s -51° 53' 43.4"
 
 
 
 
WDS 19583-5154 DUN 229 AB (HD 188557) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19583-5154 DUN 229AB distance=0' 19590-5208 HU 1610DE distance=16' 19550-5149 FIN 31 distance=31' 19590-5121 RST1053 distance=34' 19547-5204 BRT2102 distance=35' 19544-5211 RST1051 distance=40' 19563-5118 SKF1094 distance=40' 19590-5106 I 1407 distance=49' 20029-5222 TDT1935 distance=52' 20047-5144 I 1604 distance=61' 20045-5214 RST1056 distance=62' 20022-5246 UC 4069 distance=65' 19563-5258 KPP3104BC distance=68' 19522-5115 I 1625AB distance=69' 19522-5115 HJ 5150AC distance=69' 20025-5253 HDS2856 distance=71' 19587-5034 B 983 distance=80' 19537-5038 TSN 32 distance=88' 20073-5127 RST1059 distance=89' 20053-5043 UC 4079 distance=97' 20022-5324 UC 4070 distance=97' 19479-5131 TVB 311 distance=100' 19476-5211 TDS1012 distance=100' 20071-5055 BRT1104 distance=103' 20097-5212 CPO 615 distance=108' 19539-5012 RST1050 distance=111' 19538-5009 HDS2835 distance=113' 19474-5057 SKF1093 distance=117' 19596-4958 CPO9292 distance=117' 19585-5352 TDT1891 distance=118' 20026-5003 HDS2857 distance=118' 19448-5210 HU 1608 distance=126' 19451-5123 NSN 475 distance=127' 19510-5008 LDS 687 distance=127' 19506-5340 HJ 5146 distance=127' 19504-5339 DAW 24 distance=128' 19550-5359 LDS 692 distance=130' 20096-5038 RST1062 distance=132' 19440-5149 B 1387 distance=133' 20075-5337 UC 4091 distance=133' 19562-5406 HJ 5447 distance=134' 20093-5029 RST1061 distance=135' 20095-5026 HU 1612 distance=138' 20044-5400 B 462 distance=138' 19573-5414 I 659 distance=141' 20135-5222 B 2884 distance=144' 20108-5321 TDT2054 distance=145' 19475-5344 RST3238 distance=148' 20080-5400 UC 4094 distance=154' 19418-5133 RST1044 distance=155' 19446-5332 UC 4017 distance=159' 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 19583-5154 DUN 229 AB 242 80.9
Show 19590-5208 HU 1610 DE 152 1.9 16
Show 19550-5149 FIN 31 49 2.1 31
Show 19590-5121 RST1053 202 0.6 34
Show 19547-5204 BRT2102 157 3.1 35
Show 19544-5211 RST1051 297 0.6 40
Show 19563-5118 SKF1094 3 10.8 40
Show 19590-5106 I 1407 119 5.7 49
Show 20029-5222 TDT1935 76 0.7 52
Show 20047-5144 I 1604 204 1.1 61
Show 20045-5214 RST1056 321 2.3 62
Show 20022-5246 UC 4069 90 40.1 65
Show 19563-5258 KPP3104 BC 126 4.9 68
Show 19522-5115 I 1625 AB 250 12.8 69
Show 19522-5115 HJ 5150 AC 254 27.8 69
Show 20025-5253 HDS2856 90 0.6 71
Show 19587-5034 B 983 330 1.2 80
Show 19537-5038 TSN 32 189 82.4 88
Show 20073-5127 RST1059 243 0.1 89
Show 20053-5043 UC 4079 78 11.2 97
Show 20022-5324 UC 4070 345 43.6 97
Show 19479-5131 TVB 311 267 7.0 100
Show 19476-5211 TDS1012 175 0.8 100
Show 20071-5055 BRT1104 219 3.7 103
Show 20097-5212 CPO 615 247 6.9 108
Show 19539-5012 RST1050 214 0.5 111
Show 19538-5009 HDS2835 23 0.2 113
Show 19474-5057 SKF1093 110 18.6 117
Show 19596-4958 CPO9292 300 4.3 117
Show 19585-5352 TDT1891 206 2.1 118
Show 20026-5003 HDS2857 6 18.0 118
Show 19448-5210 HU 1608 37 0.3 126
Show 19451-5123 NSN 475 199 18.6 127
Show 19510-5008 LDS 687 44 81.2 127
Show 19506-5340 HJ 5146 284 8.3 127
Show 19504-5339 DAW 24 180 5.3 128
Show 19550-5359 LDS 692 67 25.2 130
Show 20096-5038 RST1062 351 0.4 132
Show 19440-5149 B 1387 170 1.7 133
Show 20075-5337 UC 4091 356 19.4 133
Show 19562-5406 HJ 5447 266 11.3 134
Show 20093-5029 RST1061 282 1.2 135
Show 20095-5026 HU 1612 63 1.0 138
Show 20044-5400 B 462 23 1.8 138
Show 19573-5414 I 659 152 1.1 141
Show 20135-5222 B 2884 334 8.1 144
Show 20108-5321 TDT2054 352 0.5 145
Show 19475-5344 RST3238 145 0.6 148
Show 20080-5400 UC 4094 341 32.4 154
Show 19418-5133 RST1044 206 1.4 155
Show 19446-5332 UC 4017 125 8.0 159

 
 
WDS 19583-5154 : COMPONENTS
 
 
  A
B pa=229.4°
sep=58.11"
 
 
19583-5154 A
 
 
Name HD 188557 Coord arcsec 2000 195815.29-515343.4 Mag 7.65 Spectral class A9IV (white)
PmRA 46.00 PmDE -44.0 SAO 246357 HIP 98294
Tycho2 8403-02136-1 HD 188557 GC 27623 CP CP-5211589
Tycho2
Tycho2 8403-02136-1 Pflag RAmdeg 299.56372566 DEmdeg -51.89537629
PmRA 45.6 PmDE -44.7 E RAmdeg 4 E DEmdeg 5
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.69 EpDEm 1991.48
Num 12 Q RAmdeg 1.0 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.5 BTmag 7.990 E BTmag 0.016 VTmag 7.652
E VTmag 0.010 Prox 806 TYC HIP 98294
CCDM RAdeg 299.56355889 DEdeg -51.89527389 EpRA 1990 1.88
EpDE 1990 1.75 E RAdeg 4.2 E DEdeg 4.6 Posflg
Corr -0.1
SAO
SAO 246357 DelFlag RA1950 PmRA1950 0.0041
DE1950 PmDE1950 -0.029 Vmag 7.7 SpType F0
Double code Source 70 CatNum 27623 DM CP-5211589
DMcomp BDsup HD 188557 M HD 0
GC 27623 RA1950rad 5.21173617 DE1950rad -0.9080904 PmRA2000 0.0038
PmDE2000 -0.032
Hipparcos
Catalog H HIP 98294 Proxy RAhms 19 58 15.25
DEdms -51 53 43.0 Vmag 7.64 VarFlag R Vmag G
RAdeg 299.564 DEdeg -51.8953 AstroRef Plx 11.1
CCDM 19582-5154 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 188557 BD
CD CP CP-5211589 Dm number -5211589 VIred 0.38
SpType A9IV R SpType Coord arcsec 2000 195815.25-515343.0
Hipparcos 2
HIP 98294 Sn 5 So 0 Nc 1
RArad 5.2283701604 DErad -0.9057432353 Plx 11.4 PmRA 47.08
PmDE -43.46 E RArad 0.56 E DErad 0.36 E Plx 0.77
E pmRA 0.73 E pmDE 0.55 Hpmag 7.7147 E Hpmag 0.001
SHp 0.014 VA 0 BV 0.33 E BV 0.006
VI 0.38
 
 
19583-5154 B
 
 
Coord arcsec 2000 195810.53-515421.2 Mag 8.23 Spectral class F6V (yellow-white) PmRA 46.00
PmDE -43.0 Calc delta mag 0.58 Calc coord yes