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Doubles in session


Current system
11539+2020
HU 1256 AB
HD 103310


Nearby doubles
6' : 11542+2023
CBL 363

8' : 11533+2019
STF1577

20' : 11526+2014
LDS4153

33' : 11561+2015
BRT2289

44' : 11570+2023
DVG 32

47' : 11571+2026
DVG 33

50' : 11574+2019
DVG 34

57' : 11545+1925
STTA112AB

59' : 11528+2117
UC 2225

60' : 11545+1921
CVR 632

66' : 11547+1916
KPP2373

70' : 11495+1949
GWP1685

83' : 11557+1902
GWP1706

84' : 11480+2013
STFB 7AB

85' : 11594+2052
HO 534

92' : 11475+2002
SHJ 130AB

98' : 11511+1851
HJ 511AB

102' : 12007+2051
BDK 5

104' : 11560+2159
STF1582

104' : 11470+2056
CBL 357

109' : 11531+1832
GRV1195

112' : 11516+2207
CHR 35

113' : 11528+1828
GWP1696

121' : 12019+1939
CVR 641

123' : 12023+2047
A 2164

126' : 12015+2127
CBL 368



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.

11539+2020 HU 1256 AB (HD 103310)

 
 
11h 53m 52.09s +20° 20' 10.4" P.A. 355.00 sep 0.3 mag 9.07,10.40 Sp G5 dist. 102.35 pc (333.87 l.y.)
 
 
Coord 2000 11539+2020 Discov num HU 1256 Comp AB Coord arcsec 2000 11 53 52.09 +20 20 10.4
Date first 1904 Date last 2019 Obs 20
Pa first 251 Pa last 355 P.A. Now (θ) 355°
Sep first 0.6 Sep last 0.29 Sep. Now (ρ) 0.29"
Mag pri 9.07 Mag sec 10.40 delta mag (ΔM) 1.33 Spectral class G5 (yellow)
Pri motion ra -136 Sec motion ra
Pri motion dec -035 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
11539+2020 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 103310 82037 11 53 52 +20 20 10 HU 1256 AB 2019 20 355 0.3 9.07 10.40 1.33 <===
Show 82037 11 53 52 +20 20 10 HU 1256 AC 2013 2 347 1.4 9.07
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 103310 Constellation Leo SAO 82037 HIP 58008
Tycho2 1443-00847-1 HD 103310 GC 16273 BD BD+21 2372
Distance 102.35 Distance ly 333.87
 
 
WDS 11539+2020 HU 1256 AB (HD 103310) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Hu_1896 not - Hussey, W.F. 1896PASP....8..183H
Hu_1896 PASP 8, 183, 1896
Hu_1897 Ma - Hussey, W.J. 1897AJ.....17...97H
Hu_1897 AJ 17, 97, 1897
Hu_1898 Ma j Hussey, W.J. 1898AJ.....18..145H
Hu_1898 AJ 18, 145, 1898
Hu_1899 Ma j Hussey, W.J. 1899AN....150..175H
Hu_1899 AN 150, 175, 1899
Hu_1900a Ma - Hussey, W.J. 1900AJ.....20..192H
Hu_1900a AJ 20, 192, 1900
Hu_1900b Ma - Hussey, W.J. 1900AJ.....21...35H
Hu_1900b AJ 21, 35, 1900
Hu_1900c Ma j Hussey, W.J. 1900AN....152..329H
Hu_1900c AN 152, 329, #3645, 1900
Hu_1901a Ma j Hussey, W.J. 1901PLicO...5.....H
Hu_1901a +orb Pub. Lick Obs. 5, 1901
Hu_1901b Ma j Hussey, W.J. 1901LicOB...1...82H
Hu_1901b Lick Obs. Bull. 1, 82, 1901
Hu_1902a Ma j Hussey, W.J. 1902LicOB...1..161H
Hu_1902a Lick Obs. Bull. 1, 161, 1902
Hu_1902b Ma j Hussey, W.J. 1902LicOB...2....1H
Hu_1902b Lick Obs. Bull. 2, 1, 1902
Hu_1903a Ma j Hussey, W.J. 1903LicOB...2...73H
Hu_1903a Lick Obs. Bull. 2, 73, 1903
Hu_1903b Ma j Hussey, W.J. 1903LicOB...2..115H
Hu_1903b Lick Obs. Bull. 2, 115, 1903
Hu_1904a Ma j Hussey, W.J. 1904LicOB...2..180H
Hu_1904a Lick Obs. Bull. 2, 180, 1904
Hu_1904b Ma - Hussey, W.J. 1904LicOB...3...53H
Hu_1904b Lick Obs. Bull. 3, 53, 1904
Hu_1905a Ma - Hussey, W.J. 1905LicOB...3...95H
Hu_1905a Lick Obs. Bull. 3, 95, 1905
Hu_1905b Ma - Hussey, W.J. 1905LicOB...3..116H
Hu_1905b Lick Obs. Bull. 3, 116, 1905
Hu_1905c Ma - Hussey, W.J. 1905LicOB...3..151H
Hu_1905c Lick Obs. Bull. 3, 151, 1905
Hu_1906A Ma - Hussey, W.J. 1906MmRAS..56....1L
Hu_1906A cited by Lewis (MemRAS 56, 1, 1906)
Hu_1906B Ma - Hussey, W.J. 1906QB821.B972.....
Hu_1906B cited in BDS (Burnham Double Star Cat.), 1906
Hu_1907 Ma - Hussey, W.J. 1907LicOB...4..124H
Hu_1907 Lick Obs. Bull. 4, 124, 1907
Hu_1910 Ma - Hussey, W.J. 1910AJ.....21..105H
Hu_1910 AJ 21, 105, 1910
Hu_1911 Ma - Hussey, W.J. 1911LicOB...6..182H
Hu_1911 Lick Obs. Bull. 6, 182, 1911
Hu_1912a Ma - Hussey, W.J. 1915POMic...1..147H
Hu_1912a Pub. Univ. Michigan Obs. 1, 147, 1912
Hu_1912b Ma - Hussey, W.J. 1915POMic...1..160H
Hu_1912b Pub. Univ. Michigan Obs. 1, 160, 1912
Hu_1912c Ma - Hussey, W.J. 1915POMic...1..167H
Hu_1912c Pub. Univ. Michigan Obs. 1, 167, 1912
Hu_1927A Ma - Hussey, W.J. 1927sdsc.book......
Hu_1927A cited in SDS (Southern Double Star Cat.), 1927
Hu_1932A Ma - Hussey, W.J. 1932QB821.A43......
Hu_1932A cited in ADS (Aitken Double Star Cat.), 1932
Hu_9999 Ma - Hussey, W.J. ...................
Hu_9999 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
11539+2020 HU 1256 AB 2019 20 355 0.3 9.07 10.40 G5 115352.09+202010.4

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

 
 
WDS 11539+2020 HU 1256 AB (HD 103310) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11539+2020 HU 1256 AB (HD 103310) : MEASURES
 
 
No records found.

 
 
WDS 11539+2020 (HD 103310) : VIRTUAL EYEPIECE
 
 

11539+2020 HU 1256A mag 9.07 Sp G5 11539+2020 HU 1256B sep 0.3 P.A. 355.30 mag 10.4 11539+2020 HU 1256C sep 1.4 P.A. 348.20 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 11539+2020 (HD 103310) : ALADIN DSS IMAGE @ 11h 53m 52.09s +20° 20' 10.4"
 
 
 
 
WDS 11539+2020 HU 1256 AB (HD 103310) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11539+2020 HU 1256AB distance=0' 11542+2023 CBL 363 distance=6' 11533+2019 STF1577 distance=8' 11526+2014 LDS4153 distance=20' 11561+2015 BRT2289 distance=33' 11570+2023 DVG 32 distance=44' 11571+2026 DVG 33 distance=47' 11574+2019 DVG 34 distance=50' 11545+1925 LBU 14BC distance=56' 11545+1925 LBU 14BD distance=56' 11545+1925 STTA112AB distance=57' 11528+2117 UC 2225 distance=59' 11545+1921 CVR 632 distance=60' 11547+1916 KPP2373 distance=66' 11495+1949 GWP1685 distance=70' 11557+1902 GWP1706 distance=83' 11480+2013 MKT 7Aa,Ab distance=84' 11480+2013 STFB 7AB distance=84' 11594+2052 HO 534 distance=85' 11475+2002 HDS1665Aa,Ab distance=92' 11475+2002 SHJ 130AB distance=92' 11511+1851 HJ 511AB distance=98' 11511+1851 SIN 67AC distance=98' 12007+2051 BDK 5 distance=102' 11560+2159 STF1582 distance=104' 11470+2056 CBL 357 distance=104' 11531+1832 GRV1195 distance=109' 11516+2207 CHR 35 distance=112' 11528+1828 GWP1696 distance=113' 12019+1939 CVR 641 distance=121' 12023+2047 A 2164 distance=123' 12015+2127 CBL 368 distance=126' 12022+2108 A 2163 distance=127' 11532+2227 POU3117 distance=127' 11574+1823 A 2486 distance=128' 12033+2045 TDS8195 distance=135' 12024+1916 A 2165 distance=136' 12025+2128 TDS8185 distance=139' 11540+2239 TDS8101 distance=139' 11525+2240 POU3116 distance=142' 11575+1809 GWP1713 distance=142' 11516+1802 SLW 661 distance=142' 11525+2243 TDS8089 distance=144' 11584+1810 GWP1720 distance=145' 12025+2145 HO 535 distance=148' 11520+2248 POU3115 distance=150' 11511+2245 HDS1671 distance=150' 11432+2031 CVR1379 distance=150' 11441+1914 CBL 351 distance=153' 12006+1820 HDS1688AB distance=154' 12006+1820 GII 182Aa,Ab distance=154' 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 11539+2020 HU 1256 AB 355 0.3
Show 11539+2020 HU 1256 AC 347 1.4
Show 11542+2023 CBL 363 75 14.7 6
Show 11533+2019 STF1577 10 8.6 8
Show 11526+2014 LDS4153 206 59.7 20
Show 11561+2015 BRT2289 87 1.6 33
Show 11570+2023 DVG 32 258 53.9 44
Show 11571+2026 DVG 33 47 32.3 47
Show 11574+2019 DVG 34 122 6.1 50
Show 11545+1925 LBU 14 BC 350 79.6 56
Show 11545+1925 LBU 14 BD 314 116.5 56
Show 11545+1925 STTA112 AB 36 73.4 57
Show 11528+2117 UC 2225 203 5.8 59
Show 11545+1921 CVR 632 214 18.2 60
Show 11547+1916 KPP2373 223 20.3 66
Show 11495+1949 GWP1685 283 18.0 70
Show 11557+1902 GWP1706 328 27.4 83
Show 11480+2013 MKT 7 Aa,Ab 23 0.0 84
Show 11480+2013 STFB 7 AB 356 75.5 84
Show 11594+2052 HO 534 138 10.3 85
Show 11475+2002 HDS1665 Aa,Ab 133 1.0 92
Show 11475+2002 SHJ 130 AB 30 71.0 92
Show 11511+1851 HJ 511 AB 245 33.8 98
Show 11511+1851 SIN 67 AC 190 23.9 98
Show 12007+2051 BDK 5 234 203.7 102
Show 11560+2159 STF1582 76 12.3 104
Show 11470+2056 CBL 357 262 25.2 104
Show 11531+1832 GRV1195 198 15.2 109
Show 11516+2207 CHR 35 143 0.2 112
Show 11528+1828 GWP1696 139 27.0 113
Show 12019+1939 CVR 641 181 27.0 121
Show 12023+2047 A 2164 122 1.5 123
Show 12015+2127 CBL 368 295 21.9 126
Show 12022+2108 A 2163 169 0.7 127
Show 11532+2227 POU3117 116 10.8 127
Show 11574+1823 A 2486 239 1.1 128
Show 12033+2045 TDS8195 61 0.2 135
Show 12024+1916 A 2165 38 0.3 136
Show 12025+2128 TDS8185 247 1.0 139
Show 11540+2239 TDS8101 292 0.4 139
Show 11525+2240 POU3116 37 15.1 142
Show 11575+1809 GWP1713 184 9.7 142
Show 11516+1802 SLW 661 268 153.1 142
Show 11525+2243 TDS8089 100 0.4 144
Show 11584+1810 GWP1720 172 132.7 145
Show 12025+2145 HO 535 147 2.9 148
Show 11520+2248 POU3115 298 3.2 150
Show 11511+2245 HDS1671 69 0.6 150
Show 11432+2031 CVR1379 165 4.8 150
Show 11441+1914 CBL 351 213 15.3 153
Show 12006+1820 HDS1688 AB 6 0.5 154

 
 
WDS 11539+2020 : COMPONENTS
 
 
  A B
B pa=355.3°
sep=0.29"
 
C pa=348.2°
sep=1.43"
pa=346.4°
sep=1.14"
 
 
11539+2020 A
 
 
Name HD 103310 Coord arcsec 2000 115352.09+202010.4 Mag 9.07 Spectral class G5 (yellow)
PmRA -136.00 PmDE -35.0 SAO 82037 HIP 58008
Tycho2 1443-00847-1 HD 103310 GC 16273 BD BD+21 2372
Tycho2
Tycho2 1443-00847-1 Pflag RAmdeg 178.46666403 DEmdeg 20.33614707
PmRA -146.3 PmDE -29.4 E RAmdeg 11 E DEmdeg 11
E pmRA 1.0 E pmDE 1.0 EpRAm 1989.97 EpDEm 1989.22
Num 10 Q RAmdeg 1.1 Q DEmdeg 0.8 Q pmRA 1.2
Q pmDE 0.8 BTmag 9.625 E BTmag 0.027 VTmag 8.740
E VTmag 0.017 Prox 999 TYC T HIP 58008
CCDM AB RAdeg 178.46702000 DEdeg 20.33621528 EpRA 1990 1.78
EpDE 1990 1.61 E RAdeg 10.9 E DEdeg 12.0 Posflg P
Corr 0.3
SAO
SAO 82037 DelFlag RA1950 PmRA1950 -0.0107
DE1950 PmDE1950 -0.028 Vmag 8.8 SpType G5
Double code Source 70 CatNum 16273 DM BD+21 2372
DMcomp BDsup HD 103310 M HD 0
GC 16273 RA1950rad 3.10362883 DE1950rad 0.35979652 PmRA2000 -0.0107
PmDE2000 -0.023
Hipparcos
Catalog H HIP 58008 Proxy H RAhms 11 53 52.09
DEdms +20 20 10.4 Vmag 8.64 VarFlag R Vmag H
RAdeg 178.467 DEdeg 20.3362 AstroRef * Plx 8.71
CCDM 11539+2020 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 316 Rho 0.241 HD 103310 BD BD+21 2372
CD CP Dm number +21 2372 VIred 0.75
SpType G5 R SpType Coord arcsec 2000 115352.09+202010.4
Hipparcos 2
HIP 58008 Sn 55 So 3 Nc 2
RArad 3.1148374587 DErad 0.3549339809 Plx 9.77 PmRA -146.02
PmDE -27.08 E RArad 1.22 E DErad 0.93 E Plx 1.38
E pmRA 1.51 E pmDE 1.26 Hpmag 8.791 E Hpmag 0.002
SHp 0.018 VA 0 BV 0.808 E BV 0.025
VI 0.83
CCDM
Ccdm 11539+2020 RComp Comp A Note1
Note2 Discov num DRAs -1.90 DDEs 9.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.1 Sp G5 PmNote *
PmRA -122 PmDE -44 Dm number +21 2372 Cat1 BD
Name2 +20 1304 Cat2 AGK2/3 HD 103310 M HD
ADS BDS A 8342 M ADS BDS N IDS IDS 11487N2054A
HIC 58008
 
 
11539+2020 B
 
 
Coord arcsec 2000 115352.09+202010.7 Mag 10.4 Calc delta mag 1.33 Calc coord yes
CCDM
Ccdm 11539+2020 RComp Comp B Note1
Note2 Discov num HU 1256 DRAs DDEs
R dRAs Year 1944 Theta 262 Rho 0.5
Obs 4 Vmag 10.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 8342 M ADS BDS N N IDS IDS 11487N2054B
HIC 58008
 
 
11539+2020 C
 
 
Coord arcsec 2000 115352.07+202011.8 Calc delta mag 9.07 Calc coord yes