18054-3823 HDS 2550 (HD 164953)

 
 
18h 05m 24.73s -38° 22' 53.8" P.A. 50.00 sep 0.3 mag 9.43,10.29 Sp K2III dist. 699.3 pc (2281.12 l.y.)
 
 
Coord 2000 18054-3823 Discov num HDS2550 Comp Coord arcsec 2000 18 05 24.73 -38 22 53.8
Date first 1991 Date last 2021 Obs 2
Pa first 61 Pa last 50.3 P.A. Now (θ) 50.3°
Sep first 0.3 Sep last 0.329 Sep. Now (ρ) 0.329"
Mag pri 9.43 Mag sec 10.29 delta mag (ΔM) 0.86 Spectral class K2III (yellow-orange)
Pri motion ra -006 Sec motion ra
Pri motion dec +010 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 164953 Constellation Corona Austrina SAO 209681 HIP 88596
Tycho2 7899-02631-1 Gaia DR2 4036218606160202240 HD 164953 CD CD-3812460
CP CP-38 7342 Distance 699.3 Distance ly 2281.12
 
 
WDS 18054-3823 HDS 2550 (HD 164953) : 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
18054-3823 HDS2550 1991 1 61 0.3 9.07 11.00 K2III D 180524.73-382253.8
18054-3823 HDS2550 2021 2 50 0.3 9.43 10.29 K2III 180524.73-382253.8

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WDS 18054-3823 HDS 2550 (HD 164953) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18054-3823 HDS 2550 (HD 164953) : MEASURES
 
 
No records found.

 
 
WDS 18054-3823 (HD 164953) : VIRTUAL EYEPIECE
 
 

18054-3823 HDS2550A mag 9.43 Sp K2III 18054-3823 HDS2550B sep 0.3 P.A. 43.40 mag 10.29 virtual eyepiece
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Radius:
Components only
 
 
WDS 18054-3823 (HD 164953) : ALADIN DSS IMAGE @ 18h 05m 24.73s -38° 22' 53.8"
 
 
 
 
WDS 18054-3823 HDS 2550 (HD 164953) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


18054-3823  HDS2550 distance=0' 18045-3810  VVV  50 distance=18' 18034-3807  TDS 899 distance=29' 18059-3749  FAL  60 distance=35' 18087-3814  SWR 237 distance=40' 18050-3904  RST2024 distance=42' 18018-3757  JSP 936 distance=51' 18097-3824  TVB 300 distance=51' 18010-3811  B  2426 distance=54' 18052-3921  HDS2549 distance=58' 17599-3830  WFC 203 distance=65' 18060-3928  WG  223 distance=65' 18015-3732  JSP 763 distance=68' 18005-3742  I   230AB distance=71' 18005-3742  I   230AC distance=71' 18114-3812  RSS 477 distance=72' 17598-3755  JSP 759 distance=73' 18034-3715  HJ 5007 distance=73' 18039-3711  BRT1754 distance=74' 18000-3904  B   925 distance=76' 17591-3850  I  1015 distance=79' 17583-3810  I  9004 distance=85' 18022-3939  WG  221 distance=86' 17578-3853  I  1012AB distance=94' 17578-3853  SIN 104AC distance=94' 17578-3853  SIN 104AD distance=94' 17578-3853  SIN 104AE distance=94' 17578-3853  SIN 104AF distance=94' 18074-3652  RSS 473 distance=94' 18008-3707  B   926 distance=94' 18131-3750  B   932 distance=97' 18122-3921  BU  759AB distance=98' 18122-3921  HJ 5028AC distance=98' 18122-3921  HJ 5028BC distance=98' 17580-3908  I  1013 distance=99' 17573-3847  RST2008 distance=99' 17572-3843  WFC 202 distance=99' 18130-3910  I  1018 distance=101' 17585-3724  TDT 606 distance=101' 17568-3755  JSP 751 distance=106' 17567-3849  RST2006 distance=106' 18037-4008  TDS 901 distance=107' 17563-3826  RST2005 distance=108' 18007-3652  TDT 633 distance=108' 18057-3635  B  1876BC distance=109' 18057-3635  HWE  88A,BC distance=109' 18057-3635  HWE  88AD distance=109' 18057-3635  HWE  88AE distance=109' 18142-3747  RST3163 distance=111' 17568-3741  B   924 distance=111' 18059-3632  ARY 127 distance=112' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 18054-3823 HDS2550 50 0.3
Show 18045-3810 VVV 50 38 8.8 18
Show 18034-3807 TDS 899 66 1.3 29
Show 18059-3749 FAL 60 168 10.3 35
Show 18087-3814 SWR 237 93 18.5 40
Show 18050-3904 RST2024 292 1.3 42
Show 18018-3757 JSP 936 63 4.5 51
Show 18097-3824 TVB 300 151 14.3 51
Show 18010-3811 B 2426 321 8.1 54
Show 18052-3921 HDS2549 251 0.3 58
Show 17599-3830 WFC 203 243 8.1 65
Show 18060-3928 WG 223 58 3.2 65
Show 18015-3732 JSP 763 195 2.5 68
Show 18005-3742 I 230 AB 138 6.2 71
Show 18005-3742 I 230 AC 153 62.5 71
Show 18114-3812 RSS 477 121 11.0 72
Show 17598-3755 JSP 759 187 4.9 73
Show 18034-3715 HJ 5007 219 10.3 73
Show 18039-3711 BRT1754 232 4.4 74
Show 18000-3904 B 925 268 5.0 76
Show 17591-3850 I 1015 201 2.0 79
Show 17583-3810 I 9004 204 1.1 85
Show 18022-3939 WG 221 356 10.8 86
Show 17578-3853 I 1012 AB 116 3.1 94
Show 17578-3853 SIN 104 AC 240 17.8 94
Show 17578-3853 SIN 104 AD 301 33.9 94
Show 17578-3853 SIN 104 AE 76 37.6 94
Show 17578-3853 SIN 104 AF 73 47.4 94
Show 18074-3652 RSS 473 110 7.2 94
Show 18008-3707 B 926 175 2.1 94
Show 18131-3750 B 932 258 4.6 97
Show 18122-3921 BU 759 AB 124 2.0 98
Show 18122-3921 HJ 5028 AC 148 14.9 98
Show 18122-3921 HJ 5028 BC 151 13.0 98
Show 17580-3908 I 1013 133 1.2 99
Show 17573-3847 RST2008 167 0.9 99
Show 17572-3843 WFC 202 9 6.2 99
Show 18130-3910 I 1018 336 1.1 101
Show 17585-3724 TDT 606 305 2.4 101
Show 17568-3755 JSP 751 319 3.7 106
Show 17567-3849 RST2006 182 0.6 106
Show 18037-4008 TDS 901 262 0.9 107
Show 17563-3826 RST2005 180 1.3 108
Show 18007-3652 TDT 633 77 1.1 108
Show 18057-3635 B 1876 BC 22 0.4 109
Show 18057-3635 HWE 88 A,BC 5 3.1 109
Show 18057-3635 HWE 88 AD 224 41.7 109
Show 18057-3635 HWE 88 AE 196 81.6 109
Show 18142-3747 RST3163 19 1.2 111
Show 17568-3741 B 924 235 0.5 111
Show 18059-3632 ARY 127 238 12.2 112

 
 
WDS 18054-3823 : COMPONENTS
 
 
  A
B pa=43.4°
sep=0.29"
 
 
18054-3823 A
 
 
Componente originario normalizzato AB Name HD 164953 Coord arcsec 2000 180524.73-382253.8 Mag 9.43
Spectral class K2III (yellow-orange) PmRA -6.00 PmDE 10.0 SAO 209681
HIP 88596 Tycho2 7899-02631-1 HD 164953 CD CD-3812460
CP CP-38 7342
Tycho2
Tycho2 7899-02631-1 Pflag RAmdeg 271.35305895 DEmdeg -38.38158264
PmRA -4.9 PmDE 10.3 E RAmdeg 10 E DEmdeg 14
E pmRA 1.2 E pmDE 1.3 EpRAm 1989.40 EpDEm 1987.62
Num 11 Q RAmdeg 1.0 Q DEmdeg 0.9 Q pmRA 1.0
Q pmDE 0.8 BTmag 10.237 E BTmag 0.033 VTmag 9.000
E VTmag 0.018 Prox 594 TYC T HIP 88596
CCDM AB RAdeg 271.35307333 DEdeg -38.38160694 EpRA 1990 1.90
EpDE 1990 1.87 E RAdeg 11.3 E DEdeg 16.1 Posflg P
Corr 0.0
SAO
SAO 209681 DelFlag RA1950 PmRA1950 -0.0014
DE1950 PmDE1950 -0.008 Vmag 8.6 SpType K0
Double code Source 41 CatNum 9218 DM CD-3812460
DMcomp BDsup HD 164953 M HD 0
GC RA1950rad 4.72097161 DE1950rad -0.6699664 PmRA2000 -0.0014
PmDE2000 -0.008
Hipparcos
Catalog H HIP 88596 Proxy H RAhms 18 05 24.73
DEdms -38 22 53.8 Vmag 8.73 VarFlag R Vmag H
RAdeg 271.353 DEdeg -38.3816 AstroRef A Plx 1.74
CCDM 18054-3823 N CCDM H Nsys 1 Ncomp 2
MultFlag C Source Qual D M HIP AB
Theta 61 Rho 0.325 HD 164953 BD
CD CD-3812460 CP CP-38 7342 Dm number -3812460 VIred 1.21
SpType K2III R SpType Coord arcsec 2000 180524.73-382253.8
Hipparcos 2
HIP 88596 Sn 15 So 3 Nc 2
RArad 4.7360042829 DErad -0.6698855374 Plx 1.43 PmRA -6.81
PmDE 10.04 E RArad 1.39 E DErad 0.88 E Plx 1.56
E pmRA 1.73 E pmDE 0.92 Hpmag 8.8979 E Hpmag 0.0027
SHp 0.014 VA 0 BV 1.104 E BV 0.031
VI 1.07
CCDM
Ccdm 18054-3823 RComp Comp A Note1
Note2 Discov num DRAs 0.73 DDEs 6.3
R dRAs 82 Year Theta Rho
Obs 2 Vmag 9.1 Sp K2 PmNote *
PmRA -6 PmDE 10 Dm number -3812460 Cat1 CD
Name2 209681 Cat2 SAO HD 164953 M HD
ADS BDS M ADS BDS N IDS IDS
HIC 88596
 
 
18054-3823 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 180524.75-382253.6 Mag 10.29 Calc delta mag 0.86
Calc coord yes
CCDM
Ccdm 18054-3823 RComp Comp B Note1
Note2 Discov num HDS DRAs 0.75 DDEs 6.5
R dRAs 82 Year 1991 Theta 61 Rho 0.3
Obs 1 Vmag 11.0 Sp PmNote *
PmRA -6 PmDE 10 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS
HIC 88596