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Doubles in session


Current system
16238+6142
CHR 138 Aa,Ab


Nearby doubles
9' : 16234+6149
JNN 107

11' : 16235+6132
MRI 2

12' : 16240+6131
STT 312AB
Athebyne

28' : 16203+6130
STF2045

34' : 16285+6149
LDS2729

37' : 16188+6147
LDS2376

37' : 16191+6126
BU 41

40' : 16185+6129
LDS2375

45' : 16184+6205
LDS2374

57' : 16162+6126
MLR 49

60' : 16157+6155
LDS2728

61' : 16188+6232
LDS2377

69' : 16282+6041
COP 3

71' : 16337+6143
TOI1131

72' : 16160+6228
MLR 53

75' : 16340+6159
KPP2582

79' : 16299+6248
LDS2386

81' : 16239+6020
ES 1828

82' : 16284+6028
UC 3175

84' : 16232+6017
ES 1827

87' : 16161+6036
KPP2257

89' : 16150+6040
LDS1434

95' : 16328+6254
LDS2388

95' : 16228+6008
TDS9871

96' : 16344+6044
LDS2392

97' : 16115+6104
LDS2371



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.

16238+6142 CHR 138 Aa,Ab

 
 
16h 23m 47.19s +61° 41' 47.0" P.A. 154.00 sep 0.2 mag 5.90, Sp G8III dist. 155.28 pc (506.52 l.y.)
 
 
Coord 2000 16238+6142 Discov num CHR 138 Comp Aa,Ab Coord arcsec 2000 16 23 47.19 +61 41 47.0
Date first 1986 Date last 1990 Obs 2
Pa first 174 Pa last 153.7 P.A. Now (θ) 153.7°
Sep first 0.2 Sep last 0.222 Sep. Now (ρ) 0.222"
Mag pri 5.90 Mag sec delta mag (ΔM) Spectral class G8III (yellow)
Pri motion ra -031 Sec motion ra
Pri motion dec +023 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
16238+6142 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17073 16 23 47 +61 41 47 CHR 138 Aa,Ab 1990 2 154 0.2 5.90 <===
Show HD 148374 17073 16 23 47 +61 41 47 STF 2054 AB 2018 140 350 1.0 6.15 7.09 0.94
Triple system
2 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco SAO 17073 HIP 80309 Tycho2 4190-02567-1
Gaia DR2 1625232396655198720 HD 148374 HR 6130 ADS 10052
BD BD+62 1478 Distance 155.28 Distance ly 506.52
 
 
WDS 16238+6142 CHR 138 Aa,Ab : NOTES
 
 
discov_num notes refcode
CHR 138 The 3rd component cannot be associated with A for certain at this time
 
 
REFERENCES
 
 
refcode metd author reference
CHR Center for High Ang. Res. Astronomy (speckle interferometry systems)
CHR (see papers by Hartkopf, Mason, McAlister, etc.)
CHR9999 Sc j McAlister, H.A., Hartkopf, W.I., et al. ...................
CHR9999 Unpublished, manuscript or reference not found.
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16238+6142 CHR 138 Aa,Ab 1990 2 154 0.2 5.90   G8III N 162347.19+614147.0
16238+6142 CHR 138 Aa,Ab 2005 3 351 1.0 5.90   G8III N 162347.19+614147.0

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

 
 
WDS 16238+6142 CHR 138 Aa,Ab : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16238+6142 CHR 138 Aa,Ab : MEASURES
 
 
No records found.

 
 
WDS 16238+6142 : VIRTUAL EYEPIECE
 
 

16238+6142 STF2054A mag 6.15 Sp G8III 16238+6142 CHR 138Ab sep 0.2 P.A. 166.80 16238+6142 STF2054B sep 0.9 P.A. 355.40 mag 7.09 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 16238+6142 : ALADIN DSS IMAGE @ 16h 23m 47.19s +61° 41' 47.0"
 
 
 
 
WDS 16238+6142 CHR 138 Aa,Ab : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16238+6142 CHR 138Aa,Ab distance=0' 16234+6149 JNN 107 distance=9' 16235+6132 MRI 2 distance=11' 16240+6131 STT 312AB (Athebyne) distance=12' 16240+6131 BU 9008AD (Athebyne) distance=12' 16240+6131 SMY9002AF (Athebyne) distance=12' 16240+6131 STT 312AB,C distance=12' 16203+6130 STF2045 distance=28' 16285+6149 LDS2729 distance=34' 16188+6147 LDS2376 distance=37' 16191+6126 BU 41 distance=37' 16185+6129 LDS2375 distance=40' 16184+6205 LDS2374 distance=45' 16162+6126 MLR 49 distance=57' 16157+6155 LDS2728 distance=60' 16188+6232 LDS2377 distance=61' 16282+6041 COP 3 distance=69' 16337+6143 TOI1131 distance=71' 16160+6228 MLR 53 distance=72' 16340+6159 KPP2582 distance=75' 16299+6248 LDS2386 distance=79' 16239+6020 ES 1828 distance=81' 16284+6028 UC 3175 distance=82' 16232+6017 ES 1827 distance=84' 16161+6036 KPP2257 distance=87' 16150+6040 LDS1434 distance=89' 16150+6040 RAO 81Ba,Bb distance=91' 16328+6254 LDS2388 distance=95' 16228+6008 TDS9871 distance=95' 16344+6044 LDS2392 distance=96' 16115+6104 LDS2371 distance=97' 16360+6237 MLR 54 distance=102' 16309+6318 TDS9943 distance=109' 16388+6111 UC 3198 distance=112' 16073+6155 LDS2367 distance=118' 16331+6324 STI 803 distance=122' 16324+6328 SKF1761 distance=122' 16269+6343 LDS2384 distance=123' 16396+6054 SKF 170 distance=124' 16391+6042 STF2092 distance=126' 16333+6333 LDS2390 distance=128' 16120+6326 STI 796 distance=133' 16342+6343 LDS2391 distance=140' 16266+6401 LDS2382 distance=140' 16434+6120 TDS 831 distance=143' 16276+5922 CBL 65 distance=143' 16184+5922 STI 798 distance=146' 16065+6028 PKO 13 distance=147' 16136+5933 HDS2295 distance=149' 16103+5945 LDS2370BC distance=153' 16103+5945 LDS2370AB distance=153' 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 16238+6142 CHR 138 Aa,Ab 154 0.2
Show 16238+6142 STF2054 AB 350 1.0
Show 16234+6149 JNN 107 212 0.4 9
Show 16235+6132 MRI 2 178 17.7 11
Show Athebyne 16240+6131 STT 312 AB 142 4.7 12
Show Athebyne 16240+6131 BU 9008 AD 87 111.0 12
Show Athebyne 16240+6131 SMY9002 AF 18 362.4 12
Show 16240+6131 STT 312 AB,C 240 565.8 12
Show 16203+6130 STF2045 186 2.2 28
Show 16285+6149 LDS2729 108 105.6 34
Show 16188+6147 LDS2376 226 4.8 37
Show 16191+6126 BU 41 54 2.4 37
Show 16185+6129 LDS2375 228 11.8 40
Show 16184+6205 LDS2374 222 4.1 45
Show 16162+6126 MLR 49 82 0.4 57
Show 16157+6155 LDS2728 336 47.1 60
Show 16188+6232 LDS2377 319 39.4 61
Show 16282+6041 COP 3 93 1.4 69
Show 16337+6143 TOI1131 214 0.1 71
Show 16160+6228 MLR 53 147 1.9 72
Show 16340+6159 KPP2582 291 23.4 75
Show 16299+6248 LDS2386 164 18.2 79
Show 16239+6020 ES 1828 249 3.3 81
Show 16284+6028 UC 3175 161 8.5 82
Show 16232+6017 ES 1827 37 5.1 84
Show 16161+6036 KPP2257 178 18.8 87
Show 16150+6040 LDS1434 196 107.2 89
Show 16150+6040 RAO 81 Ba,Bb 354 0.1 91
Show 16328+6254 LDS2388 249 20.3 95
Show 16228+6008 TDS9871 119 2.6 95
Show 16344+6044 LDS2392 67 15.7 96
Show 16115+6104 LDS2371 83 56.3 97
Show 16360+6237 MLR 54 238 1.5 102
Show 16309+6318 TDS9943 195 0.7 109
Show 16388+6111 UC 3198 354 7.0 112
Show 16073+6155 LDS2367 339 6.4 118
Show 16331+6324 STI 803 67 11.7 122
Show 16324+6328 SKF1761 204 2.0 122
Show 16269+6343 LDS2384 358 1.2 123
Show 16396+6054 SKF 170 64 3.2 124
Show 16391+6042 STF2092 5 8.2 126
Show 16333+6333 LDS2390 336 26.5 128
Show 16120+6326 STI 796 129 13.0 133
Show 16342+6343 LDS2391 61 4.3 140
Show 16266+6401 LDS2382 285 8.6 140
Show 16434+6120 TDS 831 216 1.1 143
Show 16276+5922 CBL 65 322 12.7 143
Show 16184+5922 STI 798 347 13.6 146
Show 16065+6028 PKO 13 305 10.7 147
Show 16136+5933 HDS2295 294 0.1 149
Show 16103+5945 LDS2370 BC 303 7.6 153

 
 
WDS 16238+6142 : COMPONENTS
 
 
  A Ab
Ab pa=166.8°
sep=0.20"
 
B pa=355.4°
sep=0.95"
pa=353.9°
sep=1.16"
 
 
16238+6142 A
 
 
Name HD 148374 Coord arcsec 2000 162347.19+614147.0 Mag 6.15 Spectral class G8III (yellow)
PmRA -35.00 PmDE 29.0 SAO 17073 HIP 80309
Tycho2 4190-02567-1 HD 148374 HR 6130 GC 22091
BD BD+62 1478
Tycho2
Tycho2 4190-02567-1 Pflag P RAmdeg 245.94643177 DEmdeg 61.69651174
PmRA -35.1 PmDE 29.4 E RAmdeg 4 E DEmdeg 4
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.67 EpDEm 1991.62
Num 4 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.8 BTmag 7.265 E BTmag 0.015 VTmag 6.153
E VTmag 0.010 Prox 10 TYC T HIP 80309
CCDM A RAdeg 245.94662028 DEdeg 61.69638417 EpRA 1990 1.71
EpDE 1990 1.67 E RAdeg 3.8 E DEdeg 4.0 Posflg D
Corr -0.1
SAO
SAO 17073 DelFlag RA1950 PmRA1950 -0.0061
DE1950 PmDE1950 0.033 Vmag 5.6 SpType G5
Double code Source 70 CatNum 22091 DM BD+62 1478
DMcomp BDsup HD 148374 M HD 0
GC 22091 RA1950rad 4.28965343 DE1950rad 1.07878636 PmRA2000 -0.0051
PmDE2000 0.034
Hipparcos
Catalog H HIP 80309 Proxy H RAhms 16 23 47.19
DEdms +61 41 47.0 Vmag 5.67 VarFlag R Vmag G
RAdeg 245.947 DEdeg 61.6964 AstroRef A Plx 7.91
CCDM 16238+6142 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 352 Rho 1.044 HD 148374 BD BD+62 1478
CD CP Dm number +62 1478 VIred 0.94
SpType G8III R SpType Coord arcsec 2000 162347.19+614147.0
Hipparcos 2
HIP 80309 Sn 15 So 3 Nc 2
RArad 4.2925783734 DErad 1.0768049472 Plx 6.44 PmRA -29.31
PmDE 34.26 E RArad 0.35 E DErad 0.29 E Plx 0.32
E pmRA 0.38 E pmDE 0.32 Hpmag 5.843 E Hpmag 0.0008
SHp 0.006 VA 0 BV 0.956 E BV 0.015
VI 0.94
CCDM
Ccdm 16238+6142 RComp Comp A Note1
Note2 Discov num DRAs -0.94 DDEs -12.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.9 Sp G5 PmNote *
PmRA -48 PmDE 25 Dm number +62 1478 Cat1 BD
Name2 +61 939 Cat2 AGK2/3 HD 148374 M HD
ADS BDS A10052 M ADS BDS N IDS IDS 16225N6155A
HIC 80309
 
 
16238+6142 Ab
 
 
Coord arcsec 2000 162347.20+614146.8 Calc delta mag 5.9 Calc coord yes
 
 
16238+6142 B
 
 
Coord arcsec 2000 162347.18+614148.0 Mag 7.09 PmRA -35.00 PmDE 29.0
Tycho2 4190-02567-2 Calc delta mag 1.19 Calc coord yes
Tycho2
Tycho2 4190-02567-2 Pflag P RAmdeg 245.94643177 DEmdeg 61.69651174
PmRA -35.1 PmDE 29.4 E RAmdeg 4 E DEmdeg 4
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.67 EpDEm 1991.62
Num 4 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.8 BTmag 8.226 E BTmag 0.017 VTmag 7.090
E VTmag 0.011 Prox 10 TYC HIP 80309
CCDM B RAdeg 245.94653361 DEdeg 61.69667083 EpRA 1990 1.70
EpDE 1990 1.67 E RAdeg 4.7 E DEdeg 5.1 Posflg D
Corr -0.1
CCDM
Ccdm 16238+6142 RComp Comp B Note1
Note2 Discov num STF2054 DRAs DDEs
R dRAs Year 1958 Theta 355 Rho 1.0
Obs 99 Vmag 7.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10052 M ADS BDS N IDS IDS 16225N6155B
HIC 80309