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Doubles in session


Current system
16486+2123
STF 2102 AB
HD 151750


Nearby doubles
22' : 16472+2133
HU 665AB

23' : 16476+2106
TDT 90

25' : 16484+2148
KPP1192

30' : 16495+2057
UC 3239

47' : 16507+2047
TDT 111

58' : 16491+2027
LDS4697

60' : 16502+2219
OSO 74AB

69' : 16439+2101
SLW9008

72' : 16510+2227
CRC 22

74' : 16538+2110
STF2109

80' : 16541+2139
RAO 360

81' : 16522+2022
CBL 554

82' : 16435+2043
STTA149

85' : 16442+2200
J 1326AB

87' : 16424+2136
STF2085AB

94' : 16489+1949
BRT2425

95' : 16421+2151
HU 487

95' : 16489+2259
POU3246

96' : 16501+2256
CVR 842

97' : 16541+2220
CVR 849

99' : 16474+2300
HU 666

102' : 16415+2147
J 738

102' : 16533+2241
HO 65AB

105' : 16462+1944
UC 3228

107' : 16529+2251
POU3251

109' : 16463+2307
POU3244



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.

16486+2123 STF 2102 AB (HD 151750)

 
 
16h 48m 33.52s +21° 23' 25.4" P.A. 274.00 sep 14.2 mag 8.43,11.29 Sp G5 dist. 174.83 pc (570.3 l.y.)
 
 
Coord 2000 16486+2123 Discov num STF2102 Comp AB Coord arcsec 2000 16 48 33.52 +21 23 25.4
Date first 1830 Date last 2017 Obs 25
Pa first 277 Pa last 273.8 P.A. Now (θ) 273.8°
Sep first 14.0 Sep last 14.15 Sep. Now (ρ) 14.15"
Mag pri 8.43 Mag sec 11.29 delta mag (ΔM) 2.86 Spectral class G5 (yellow)
Pri motion ra +005 Sec motion ra +005
Pri motion dec +006 Sec motion dec +005
Notes
rPM=0.128 (< 0.3, Physical double)
This double is physical.
 
 
16486+2123 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 151750 84617 16 48 34 +21 23 25 STF 2102 AB 2017 25 274 14.2 8.43 11.29 2.86 <===
Show 84617 16 48 34 +21 23 25 WAL 73 AC 2015 9 150 37.2 8.43 11.77 3.34
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 151750 Constellation Hercules SAO 84617 HIP 82266
Tycho2 1533-00980-1 Gaia DR2 4565573845085597824 HD 151750 GC 22627
ADS 10223 BD BD+21 2991 Distance 174.83 Distance ly 570.3
 
 
WDS 16486+2123 STF 2102 AB (HD 151750) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
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.
Wal1934 Ma j Wallenquist, A. 1934AnBos...6....3W
Wal1934 Ann. Bosscha Obs. Lembang 6, Pt.2, 1934
Wal1944a Zw - Wallenquist, A. 1954MeUpp...85.....
Wal1944a Medd. Uppsala Obs. #85, 1944
Wal1944a (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944a given for measures; default date = decade of publication added.)
Wal1944b Zw - Wallenquist, A. 1954MeUpp...87.....
Wal1944b Medd. Uppsala Obs. #87, 1944
Wal1944b (Visual measures with wedge photometer attached to 14-inch refractor. No dates
Wal1944b given for measures; default date = decade of publication added.)
Wal1947 Zw - Wallenquist, A. 1947UppAn...2....2W
Wal1947 Ann. Uppsala Astron. Obs. 2, No.2, 1947
Wal1947 (A catalogue containing results of the two prior series, plus additional measures
Wal1947 with the 14-inch refractor and wedge photometer)
Wal1948 Zw - Wallenquist, A. 1948UppAn...2....3W
Wal1948 Ann. Uppsala Astron Obs. 2, #3, 1948
Wal1948 (Visual measures of southern double stars made with 17-inch refractor of La Plata
Wal1948 and wedge photometer. No dates listed; default date = decade of publication added)
Wal1950 Zd - Wallenquist, A. 1950MeUpp..103.....
Wal1950 Medd. Uppsala Obs. #103, 1950
Wal1954 Zw - Wallenquist, A. 1954UppAn...4Q....W
Wal1954 Ann. Uppsala Astron Obs. 4, #2, 1954
Wal1954 ("General Catalogue of Differences in Magnitude of Double Stars". Weighted mean
Wal1954 values from numerous sources)
Wal1958 Zw - Wallenquist, A. 1958MeUpp..118.....
Wal1958 Medd. Uppsala Obs. #118, 1958
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16486+2123 STF2102 AB 2006 17 275 13.8 8.43 11.29 G5 D 164833.52+212325.4
16486+2123 STF2102 AB 2012 19 274 13.7 8.43 11.29 G5 D 164833.52+212325.4
16486+2123 STF2102 AB 2015 20 275 13.7 8.43 11.29 G5 164833.52+212325.4
16486+2123 STF2102 AB 2017 25 274 14.2 8.43 11.29 G5 164833.52+212325.4

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

 
 
WDS 16486+2123 STF 2102 AB (HD 151750) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16486+2123 STF 2102 AB (HD 151750) : MEASURES
 
 
No records found.

 
 
WDS 16486+2123 (HD 151750) : VIRTUAL EYEPIECE
 
 

16486+2123 STF2102A mag 8.43 Sp G5 16486+2123 STF2102B sep 13.2 P.A. 274.10 mag 11.29 16486+2123 WAL 73C sep 36.6 P.A. 152.10 mag 11.77 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 16486+2123 (HD 151750) : ALADIN DSS IMAGE @ 16h 48m 33.52s +21° 23' 25.4"
 
 
 
 
WDS 16486+2123 STF 2102 AB (HD 151750) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16486+2123 STF2102AB distance=0' 16472+2133 HU 665AB distance=22' 16472+2133 GII 236Aa,Ab distance=22' 16476+2106 TDT 90 distance=23' 16484+2148 KPP1192 distance=25' 16495+2057 UC 3239 distance=30' 16507+2047 TDT 111 distance=47' 16491+2027 LDS4697 distance=58' 16502+2219 OSO 74AB distance=60' 16502+2219 OSO 74AC distance=60' 16439+2101 SLW9008 distance=69' 16510+2227 CRC 22 distance=72' 16538+2110 STF2109 distance=74' 16541+2139 RAO 360 distance=80' 16522+2022 CBL 554 distance=81' 16435+2043 STTA149 distance=82' 16442+2200 J 1326AB distance=85' 16442+2200 J 1326AC distance=85' 16424+2136 STF2085AB distance=87' 16489+1949 BRT2425 distance=94' 16421+2151 HU 487 distance=95' 16489+2259 POU3246 distance=95' 16501+2256 CVR 842 distance=96' 16541+2220 CVR 849 distance=97' 16474+2300 HU 666 distance=99' 16415+2147 J 738 distance=102' 16533+2241 HO 65AB distance=102' 16462+1944 UC 3228 distance=105' 16529+2251 POU3251 distance=107' 16463+2307 POU3244 distance=109' 16409+2157 HO 553 distance=112' 16457+1939 TOK 605 distance=113' 16434+2251 POU3243 distance=113' 16505+2320 KPP4015AB distance=120' 16493+2326 POU3247 distance=123' 16574+2130 BRT2426 distance=124' 16582+2109 CVR 854 distance=136' 16446+1920 MMA 5 distance=136' 16395+2217 CVR 836 distance=138' 16393+2213 HDS2360 distance=139' 16446+1914 UC 3220AB distance=141' 16442+2331 STF2094AB distance=142' 16442+2331 STF2094AC distance=142' 16442+2331 SMR 63AD distance=142' 16446+1914 UC 3220BC distance=142' 16389+2028 STT 314 distance=147' 16466+2348 POU3245 distance=148' 16395+2244 HU 486 distance=150' 16592+2058 JNN 111 distance=151' 16388+2230 UC 3199 distance=152' 16377+2130 TDT 9 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 16486+2123 STF2102 AB 274 14.2
Show 16486+2123 WAL 73 AC 150 37.2
Show 16472+2133 HU 665 AB 139 2.6 22
Show 16472+2133 GII 236 Aa,Ab 127 0.1 22
Show 16476+2106 TDT 90 74 1.0 23
Show 16484+2148 KPP1192 279 9.3 25
Show 16495+2057 UC 3239 173 17.1 30
Show 16507+2047 TDT 111 230 0.8 47
Show 16491+2027 LDS4697 79 194.4 58
Show 16502+2219 OSO 74 AB 188 18.6 60
Show 16502+2219 OSO 74 AC 38 25.3 60
Show 16439+2101 SLW9008 213 7.8 69
Show 16510+2227 CRC 22 318 9.1 72
Show 16538+2110 STF2109 312 5.9 74
Show 16541+2139 RAO 360 337 0.1 80
Show 16522+2022 CBL 554 161 10.2 81
Show 16435+2043 STTA149 134 96.2 82
Show 16442+2200 J 1326 AB 235 2.6 85
Show 16442+2200 J 1326 AC 71 8.8 85
Show 16424+2136 STF2085 AB 310 6.1 87
Show 16489+1949 BRT2425 317 4.5 94
Show 16421+2151 HU 487 96 0.2 95
Show 16489+2259 POU3246 167 16.9 95
Show 16501+2256 CVR 842 261 16.0 96
Show 16541+2220 CVR 849 320 9.1 97
Show 16474+2300 HU 666 228 0.8 99
Show 16415+2147 J 738 248 2.0 102
Show 16533+2241 HO 65 AB 149 2.0 102
Show 16462+1944 UC 3228 140 17.0 105
Show 16529+2251 POU3251 82 11.2 107
Show 16463+2307 POU3244 336 14.0 109
Show 16409+2157 HO 553 184 12.0 112
Show 16457+1939 TOK 605 227 542.8 113
Show 16434+2251 POU3243 287 4.4 113
Show 16505+2320 KPP4015 AB 114 2.4 120
Show 16493+2326 POU3247 118 7.4 123
Show 16574+2130 BRT2426 307 4.2 124
Show 16582+2109 CVR 854 274 11.1 136
Show 16446+1920 MMA 5 324 28.2 136
Show 16395+2217 CVR 836 348 12.2 138
Show 16393+2213 HDS2360 222 0.1 139
Show 16446+1914 UC 3220 AB 206 27.8 141
Show 16442+2331 STF2094 AB 75 1.1 142
Show 16442+2331 STF2094 AC 312 24.9 142
Show 16442+2331 SMR 63 AD 14 44.7 142
Show 16446+1914 UC 3220 BC 62 57.5 142
Show 16389+2028 STT 314 234 3.8 147
Show 16466+2348 POU3245 345 13.5 148
Show 16395+2244 HU 486 165 1.3 150
Show 16592+2058 JNN 111 123 0.6 151
Show 16388+2230 UC 3199 304 37.0 152

 
 
WDS 16486+2123 : COMPONENTS
 
 
  A B
B pa=274.1°
sep=13.18"
 
C pa=152.1°
sep=36.60"
pa=137.7°
sep=44.99"
 
 
16486+2123 A
 
 
Name HD 151750 Coord arcsec 2000 164833.52+212325.4 Mag 8.43 Spectral class G5 (yellow)
PmRA 5.00 PmDE 6.0 SAO 84617 HIP 82266
Tycho2 1533-00980-1 HD 151750 GC 22627 ADS 10223
BD BD+21 2991
Tycho2
Tycho2 1533-00980-1 Pflag RAmdeg 252.13966941 DEmdeg 21.39039435
PmRA 4.5 PmDE 5.0 E RAmdeg 7 E DEmdeg 7
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.07 EpDEm 1990.89
Num 13 Q RAmdeg 0.7 Q DEmdeg 1.4 Q pmRA 0.8
Q pmDE 1.4 BTmag 9.464 E BTmag 0.018 VTmag 8.432
E VTmag 0.013 Prox 137 TYC T HIP 82266
CCDM A RAdeg 252.13965833 DEdeg 21.39038306 EpRA 1990 1.80
EpDE 1990 1.74 E RAdeg 6.9 E DEdeg 7.2 Posflg
Corr -0.1
SAO
SAO 84617 DelFlag RA1950 PmRA1950 0.0006
DE1950 PmDE1950 -0.001 Vmag 8.7 SpType G5
Double code Source 70 CatNum 22627 DM BD+21 2991
DMcomp BDsup HD 151750 M HD 0
GC 22627 RA1950rad 4.39129674 DE1950rad 0.37484336 PmRA2000 0.0007
PmDE2000 0.001
Hipparcos
Catalog H HIP 82266 Proxy RAhms 16 48 33.52
DEdms +21 23 25.4 Vmag 8.34 VarFlag R Vmag H
RAdeg 252.14 DEdeg 21.3904 AstroRef A Plx 4.66
CCDM 16486+2123 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 275 Rho 13.753 HD 151750 BD BD+21 2991
CD CP Dm number +21 2991 VIred 0.93
SpType G5 R SpType Coord arcsec 2000 164833.52+212325.4
Hipparcos 2
HIP 82266 Sn 15 So 3 Nc 2
RArad 4.4006672311 DErad 0.3733326097 Plx 5.72 PmRA 5.69
PmDE 3.48 E RArad 0.89 E DErad 0.83 E Plx 1.21
E pmRA 1.03 E pmDE 1.02 Hpmag 8.4994 E Hpmag 0.0095
SHp 0.022 VA 0 BV 0.899 E BV 0.014
VI 0.9
CCDM
Ccdm 16486+2123 RComp Comp A Note1
Note2 Discov num DRAs -2.51 DDEs 24.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.8 Sp G5 PmNote *
PmRA -3 PmDE -3 Dm number +21 2991 Cat1 BD
Name2 +21 1635 Cat2 AGK2/3 HD 151750 M HD
ADS BDS A10223 M ADS BDS N IDS IDS 16444N2134A
HIC 82266
 
 
16486+2123 B
 
 
Coord arcsec 2000 164832.58+212326.3 Mag 11.29 PmRA 5.00 PmDE 5.0
Calc delta mag 2.86 Calc coord yes
CCDM
Ccdm 16486+2123 RComp Comp B Note1
Note2 Discov num STF2102 DRAs DDEs
R dRAs Year 1830 Theta 276 Rho 13.9
Obs 5 Vmag 11.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A10223 M ADS BDS N IDS IDS 16444N2134B
HIC
 
 
16486+2123 C
 
 
Coord arcsec 2000 164834.75+212253.0 Mag 11.77 PmRA 10.00 PmDE -3.0
Calc delta mag 3.34 Calc coord yes