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Doubles in session


Current system
16444-4224
DUN 207
HD 150673


Nearby doubles
16' : 16432-4229
I 1591

32' : 16464-4200
LDS 569

36' : 16427-4253
HU 1519

46' : 16476-4253
I 1594

46' : 16436-4139
BRT 919

53' : 16466-4137
SNA 44AB

63' : 16456-4122
NSN 382

67' : 16420-4325
DON 807

69' : 16506-4219
TDS 839

69' : 16444-4332
CPO 488

73' : 16403-4321
BRT 916

78' : 16439-4107
CPO 70AB

86' : 16398-4115
KPP1510

89' : 16508-4317
DON 811

90' : 16384-4324
HJ 4867AB

90' : 16507-4127
HDS2387

90' : 16511-4134
TDT 115

91' : 16461-4352
BRT 920AB

94' : 16364-4252
SNA 42

94' : 16447-4050
I 1592AB

94' : 16479-4058
LDS 570AB

97' : 16525-4300
KOU 71AB

98' : 16393-4343
BRT 914

100' : 16523-4136
B 1832AB

100' : 16478-4356
I 1595

100' : 16528-4147
SNA 47



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

16444-4224 DUN 207 (HD 150673)

 
 
16h 44m 25.58s -42° 23' 34.9" P.A. 185.00 sep 11.3 mag 9.13,9.75 Sp G8III+A4
 
 
Coord 2000 16444-4224 Discov num DUN 207 Comp Coord arcsec 2000 16 44 25.58 -42 23 34.9
Date first 1826 Date last 2016 Obs 16
Pa first 185 Pa last 185.4 P.A. Now (θ) 185.4°
Sep first 6.0 Sep last 11.333 Sep. Now (ρ) 11.333"
Mag pri 9.13 Mag sec 9.75 delta mag (ΔM) 0.62 Spectral class G8III+A4 (yellow/white)
Pri motion ra -013 Sec motion ra -012
Pri motion dec -046 Sec motion dec -045
Notes N T (See Notes, Parallax indicates physical)
rPM=0.03 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 150673 Constellation Scorpius SAO 227139 Tycho2 7875-02344-1
Gaia DR2 5967756491149042304 HD 150673 DM CP-42 7482
 
 
WDS 16444-4224 DUN 207 (HD 150673) : NOTES
 
 
discov_num notes refcode
DUN 207 B is CD-42@11486.
 
 
REFERENCES
 
 
refcode metd author reference
Dun1829 Ma - Dunlop, J. 1829MmRAS...3..257D
Dun1829 MemRAS 3, 257, 1829
Dun1829 some measures corrected in LRR2022
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16444-4224 DUN 207 1999 11 186 11.3 9.13 9.75 G5III/IV N D 164425.58-422334.9
16444-4224 DUN 207 2010 13 191 11.6 9.13 9.75 G5III/IV N 164425.58-422334.9
16444-4224 DUN 207 2015 14 185 11.3 9.13 9.75 G5III/IV N W 164425.58-422334.9
16444-4224 DUN 207 2016 16 185 11.3 9.13 9.75 G8III+A4 NT 164425.58-422334.9

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

 
 
WDS 16444-4224 DUN 207 (HD 150673) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16444-4224 DUN 207 (HD 150673) : MEASURES
 
 
No records found.

 
 
WDS 16444-4224 (HD 150673) : VIRTUAL EYEPIECE
 
 

16444-4224 DUN 207A mag 9.13 Sp G8III 16444-4224 DUN 207B sep 11.3 P.A. 184.00 mag 9.75 Sp A4 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16444-4224 (HD 150673) : ALADIN DSS IMAGE @ 16h 44m 25.58s -42° 23' 34.9"
 
 
 
 
WDS 16444-4224 DUN 207 (HD 150673) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16444-4224 DUN 207 distance=0' 16432-4229 I 1591 distance=16' 16464-4200 LDS 569 distance=32' 16427-4253 HU 1519 distance=36' 16476-4253 I 1594 distance=46' 16436-4139 BRT 919 distance=46' 16466-4137 SNA 44Aa,Ab distance=53' 16466-4137 SNA 44AB distance=53' 16456-4122 NSN 382 distance=63' 16420-4325 DON 807 distance=67' 16506-4219 TDS 839 distance=69' 16444-4332 CPO 488 distance=69' 16403-4321 BRT 916 distance=73' 16439-4107 CPO 70AB distance=78' 16439-4107 SHT 68AC distance=78' 16439-4107 SHT 68AD distance=78' 16439-4107 SHT 68AE distance=78' 16439-4107 KOU 67AF distance=78' 16456-4340 I 1593BC distance=78' 16456-4340 CPO 489A,BC distance=78' 16398-4115 KPP1510 distance=86' 16508-4317 DON 811 distance=89' 16384-4324 HJ 4867AB distance=90' 16384-4324 SHT 67AC distance=90' 16384-4324 SHT 67AD distance=90' 16384-4324 SHT 67AE distance=90' 16384-4324 SHT 67AF distance=90' 16384-4324 SHT 67AG distance=90' 16384-4324 SHT 67AH distance=90' 16384-4324 SHT 67AI distance=90' 16507-4127 HDS2387 distance=90' 16511-4134 TDT 115 distance=90' 16461-4352 BRT 920AB distance=91' 16461-4352 DAM 698AC distance=91' 16461-4352 BRT 920BC distance=91' 16364-4252 SNA 42 distance=94' 16447-4050 I 1592AB distance=94' 16447-4050 SHT 69AC distance=94' 16447-4050 SHT 69AD distance=94' 16447-4050 SHT 69AE distance=94' 16479-4058 SIN 98BC distance=94' 16479-4058 SIN 98BD distance=94' 16479-4058 LDS 570AB distance=94' 16525-4300 KOU 71AB distance=97' 16525-4300 KOU 71AC distance=97' 16525-4300 KOU 71AD distance=97' 16393-4343 BRT 914 distance=98' 16523-4136 B 1832AB distance=100' 16523-4136 B 1832AC distance=100' 16478-4356 I 1595 distance=100' 16528-4147 SNA 47 distance=100' 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 16444-4224 DUN 207 185 11.3
Show 16432-4229 I 1591 11 0.6 16
Show 16464-4200 LDS 569 262 4.9 32
Show 16427-4253 HU 1519 69 1.5 36
Show 16476-4253 I 1594 205 2.9 46
Show 16436-4139 BRT 919 42 4.8 46
Show 16466-4137 SNA 44 Aa,Ab 259 0.0 53
Show 16466-4137 SNA 44 AB 316 4.0 53
Show 16456-4122 NSN 382 212 5.4 63
Show 16420-4325 DON 807 240 2.8 67
Show 16506-4219 TDS 839 122 0.9 69
Show 16444-4332 CPO 488 61 5.0 69
Show 16403-4321 BRT 916 20 3.8 73
Show 16439-4107 CPO 70 AB 257 97.3 78
Show 16439-4107 SHT 68 AC 76 5.1 78
Show 16439-4107 SHT 68 AD 286 5.2 78
Show 16439-4107 SHT 68 AE 50 6.2 78
Show 16439-4107 KOU 67 AF 40 9.1 78
Show 16456-4340 I 1593 BC 76 1.3 78
Show 16456-4340 CPO 489 A,BC 27 6.9 78
Show 16398-4115 KPP1510 163 11.4 86
Show 16508-4317 DON 811 346 0.4 89
Show 16384-4324 HJ 4867 AB 295 16.4 90
Show 16384-4324 SHT 67 AC 274 4.5 90
Show 16384-4324 SHT 67 AD 358 5.2 90
Show 16384-4324 SHT 67 AE 287 6.1 90
Show 16384-4324 SHT 67 AF 132 6.2 90
Show 16384-4324 SHT 67 AG 40 6.6 90
Show 16384-4324 SHT 67 AH 204 6.6 90
Show 16384-4324 SHT 67 AI 41 7.3 90
Show 16507-4127 HDS2387 87 0.3 90
Show 16511-4134 TDT 115 257 0.4 90
Show 16461-4352 BRT 920 AB 182 4.8 91
Show 16461-4352 DAM 698 AC 158 5.7 91
Show 16461-4352 BRT 920 BC 101 2.4 91
Show 16364-4252 SNA 42 120 6.8 94
Show 16447-4050 I 1592 AB 258 7.1 94
Show 16447-4050 SHT 69 AC 312 2.0 94
Show 16447-4050 SHT 69 AD 110 2.8 94
Show 16447-4050 SHT 69 AE 214 5.0 94
Show 16479-4058 SIN 98 BC 70 90.4 94
Show 16479-4058 SIN 98 BD 290 103.1 94
Show 16479-4058 LDS 570 AB 162 24.4 94
Show 16525-4300 KOU 71 AB 5 4.7 97
Show 16525-4300 KOU 71 AC 222 3.9 97
Show 16525-4300 KOU 71 AD 286 6.2 97
Show 16393-4343 BRT 914 173 3.8 98
Show 16523-4136 B 1832 AB 234 4.1 100
Show 16523-4136 B 1832 AC 143 5.2 100
Show 16478-4356 I 1595 159 0.1 100
Show 16528-4147 SNA 47 91 0.0 100

 
 
WDS 16444-4224 : COMPONENTS
 
 
  A
B pa=184.0°
sep=11.31"
 
 
16444-4224 A
 
 
Componente originario normalizzato AB Name HD 150674 Coord arcsec 2000 164425.58-422334.9 Mag 9.13
Spectral class G8III (yellow) PmRA -13.00 PmDE -46.0 SAO 227139
Tycho2 7875-02344-1 HD 150674 DM CP-42 7482
Tycho2
Tycho2 7875-02344-1 Pflag RAmdeg 251.10660183 DEmdeg -42.39303231
PmRA -16.3 PmDE -52.4 E RAmdeg 18 E DEmdeg 22
E pmRA 1.9 E pmDE 1.9 EpRAm 1990.84 EpDEm 1990.13
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.5 Q pmRA 0.1
Q pmDE 0.5 BTmag 10.641 E BTmag 0.057 VTmag 9.131
E VTmag 0.024 Prox 114 TYC HIP
CCDM RAdeg 251.10665194 DEdeg -42.39291056 EpRA 1990 1.78
EpDE 1990 1.64 E RAdeg 18.2 E DEdeg 21.8 Posflg
Corr 0.0
SAO
SAO 227139 DelFlag RA1950 PmRA1950 -0.001
DE1950 PmDE1950 -0.039 Vmag 8.5 SpType K
Double code Source 48 CatNum 15205 DM CP-42 7482
DMcomp BDsup HD 150674 M HD 0
GC RA1950rad 4.36728012 DE1950rad -0.73827271 PmRA2000 -0.001
PmDE2000 -0.038
CCDM
Ccdm 16444-4224 RComp Comp A Note1
Note2 Discov num DRAs 1.55 DDEs 26.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp K PmNote *
PmRA -11 PmDE -39 Dm number -4211487 Cat1 CD
Name2 227139 Cat2 SAO HD 150674 M HD
ADS BDS M ADS BDS N IDS IDS 16374S4212A
HIC
 
 
16444-4224 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 164425.51-422346.2 Mag 9.75 Spectral class A4 (white)
PmRA -12.00 PmDE -45.0 SAO 227138 Tycho2 7875-02343-1
HD 150673 DM CP-42 7483 Calc delta mag 0.62 Calc coord yes
Tycho2
Tycho2 7875-02343-1 Pflag RAmdeg 251.10617921 DEmdeg -42.39615154
PmRA -14.7 PmDE -44.4 E RAmdeg 21 E DEmdeg 26
E pmRA 1.3 E pmDE 1.4 EpRAm 1983.54 EpDEm 1978.66
Num 6 Q RAmdeg 1.1 Q DEmdeg 1.0 Q pmRA 1.2
Q pmDE 1.0 BTmag 10.352 E BTmag 0.045 VTmag 9.750
E VTmag 0.039 Prox 114 TYC T HIP
CCDM RAdeg 251.10622167 DEdeg -42.39605250 EpRA 1990 1.81
EpDE 1990 1.58 E RAdeg 23.7 E DEdeg 32.6 Posflg
Corr 0.0
SAO
SAO 227138 DelFlag RA1950 PmRA1950 -0.0009
DE1950 PmDE1950 -0.036 Vmag 9 SpType A
Double code Source 48 CatNum 15204 DM CP-42 7483
DMcomp BDsup HD 150673 M HD 0
GC RA1950rad 4.36727078 DE1950rad -0.73833022 PmRA2000 -0.0009
PmDE2000 -0.035
CCDM
Ccdm 16444-4224 RComp Comp B Note1
Note2 Discov num DUN 207 DRAs 1.44 DDEs 14.8
R dRAs 10 Year 1836 Theta 185 Rho 11.3
Obs 3 Vmag 9.2 Sp A PmNote *
PmRA -10 PmDE -36 Dm number -4211486 Cat1 CD
Name2 227138 Cat2 SAO HD 150673 M HD
ADS BDS M ADS BDS N IDS IDS 16374S4212B
HIC