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Current system
12083+4354
ES 2641
HD 105442


Nearby doubles
32' : 12097+4327
UC 168

40' : 12065+4320
KZA 27

40' : 12114+4334
LDS4186AB

43' : 12044+4356
TDS8204

43' : 12121+4340
DVG 37

48' : 12051+4322
KZA 26

50' : 12073+4306
HJ 2596

58' : 12068+4450
WSI 116AB

66' : 12026+4418
BVD 221

73' : 12080+4242
A 1998

76' : 12039+4257
LDS4174

80' : 12010+4347
A 1779

81' : 12068+4514
COU1576AB

85' : 12148+4307
UC 2302

86' : 12021+4303
FOR 1AB

86' : 12006+4337
STF1589

91' : 12038+4238
KZA 25

92' : 12040+4236
SKF2643

95' : 12167+4424
HDS1729

97' : 12171+4338
CVR 648

97' : 12173+4402
CVR1422

99' : 12164+4444
A 1781

120' : 12176+4501
SKF2645

121' : 11577+4320
BVD 219

122' : 12083+4153
CBL 592

126' : 12028+4205
BFR 7



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.

12083+4354 ES 2641 (HD 105442)

 
 
12h 08m 20.60s +43° 54' 25.5" P.A. 260.00 sep 16.2 mag 8.17,11.18 Sp F5 dist. 69.93 pc (228.11 l.y.)
 
 
Coord 2000 12083+4354 Discov num ES 2641 Comp Coord arcsec 2000 12 08 20.60 +43 54 25.5
Date first 1895 Date last 2015 Obs 20
Pa first 282 Pa last 259.8 P.A. Now (θ) 259.8°
Sep first 20.1 Sep last 16.19 Sep. Now (ρ) 16.19"
Mag pri 8.17 Mag sec 11.18 delta mag (ΔM) 3.01 Spectral class F5 (yellow-white)
Pri motion ra -050 Sec motion ra -018
Pri motion dec +042 Sec motion dec -018
Notes L (Linear solution)
rPM=1.041
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 105442 Constellation Canes Venatici SAO 44047 HIP 59193
Tycho2 3019-00559-1 Gaia DR2 1539176817004057344 HD 105442 BD BD+44 2162
Distance 69.93 Distance ly 228.11
 
 
WDS 12083+4354 ES 2641 (HD 105442) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Es_1901 Mb - Espin, T.E. 1901AN....155..321E
Es_1901 AN 155, 321, 1901 (ES 1 - 39)
Es_1902a Ma - Espin, T.E. 1902AN....158..241E
Es_1902a +Mb AN 158, 241, 1902 (ES 40 - 112)
Es_1902b Mb - Espin, T.E. 1902MNRAS..62..528E
Es_1902b MNRAS 62, 528, 1902
Es_1902c Mb j Espin, T.E. 1902MNRAS..62..402E
Es_1902c MNRAS 62, 402, 1902
Es_1903 Mb - Espin, T.E. 1903MNRAS..63..172E
Es_1903 MNRAS 63, 172, 1903 (ES 113 - 150)
Es_1904a - Espin, T.E. 1904MNRAS..64..238E
Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E
Es_1904b Mb - Espin, T.E. 1904MNRAS..64..675E
Es_1904b MNRAS 64, 675, 1904
Es_1905 Mb - Espin, T.E. 1905MNRAS..65..710E
Es_1905 MNRAS 65, 710, 1905 (ES 151 - 221)
Es_1906a Mb - Espin, T.E. 1906MNRAS..66..141E
Es_1906a MNRAS 66, 141, 1906 (ES 222 - 269)
Es_1906b Mb - Espin, T.E. 1906MNRAS..66..430E
Es_1906b MNRAS 66, 430, 1906 (ES 270 - 311)
Es_1906C Mb - Espin, T.E. 1906QB821.B972.....
Es_1906C cited in BDS (Burnham Double Star Cat.), 1906
Es_1906D Mb - Espin, T.E. 1906MmRAS..56....1L
Es_1906D cited by Lewis (MemRAS 56, 1, 1906)
Es_1907a Mb j Espin, T.E. 1907MNRAS..67..190E
Es_1907a MNRAS 67, 190, 1907 (ES 312 - 403)
Es_1907b Mb - Espin, T.E. 1907MNRAS..67..495E
Es_1907b MNRAS 67, 495, 1907 (ES 404 - 442)
Es_1908a Mb j Espin, T.E. 1908MNRAS..68..202E
Es_1908a MNRAS 68, 202, 1908 (ES 443 - 551)
Es_1908b Mb - Espin, T.E. 1908MNRAS..68..523E
Es_1908b MNRAS 68, 523, 1908 (ES 552 - 609)
Es_1908c - Espin, T.E. 1908JRASC...2..248E
Es_1908c JRASC 2, 248, 1908 (data also in MNRAS 69, 218, 1909) 1909MNRAS..69..218E
Es_1909a Mb j Espin, T.E. 1909MNRAS..69..218E
Es_1909a MNRAS 69, 218, 1909 (ES 610 - 704)
Es_1909b Mb j Espin, T.E. 1909MNRAS..69..604E
Es_1909b MNRAS 69, 604, 1909 (ES 705 - 743)
Es_1910a Mb - Espin, T.E. 1910MNRAS..70..237E
Es_1910a MNRAS 70, 237, 1910 (ES 744 - 864)
Es_1910b Mb - Espin, T.E. 1910MNRAS..70..541E
Es_1910b MNRAS 70, 541, 1910 (ES 865 - 927)
Es_1911 Mb - Espin, T.E. 1911MNRAS..71..217E
Es_1911 MNRAS 71, 217, 1911 (ES 928 - 1051)
Es_1912 Mb - Espin, T.E. 1912MNRAS..72..191E
Es_1912 MNRAS 72, 191, 1912 (ES 1052 - 1125)
Es_1913 Mb j Espin, T.E. 1913MNRAS..73..162E
Es_1913 MNRAS 73, 162, 1913 (ES 1126 - 1191)
Es_1914 Mb j Espin, T.E. 1914MNRAS..74..244E
Es_1914 MNRAS 74, 244, 1914 (ES 1192 - 1293)
Es_1915a Mb - Espin, T.E. 1915MNRAS..75..203E
Es_1915a MNRAS 75, 203, 1915 (ES 1294 - 1356)
Es_1915b Mb - Espin, T.E. 1915MNRAS..75..555E
Es_1915b MNRAS 75, 555, 1915 (ES 1357 - 1405)
Es_1915c Mb - Espin, T.E. 1915MNRAS..76..210E
Es_1915c MNRAS 76, 210, 1915 (ES 1406 - 1479)
Es_1917 Mb - Espin, T.E. 1917MNRAS..77..236E
Es_1917 MNRAS 77, 236, 1917 (ES 1480 - 1600)
Es_1918 Mb j Espin, T.E. 1918MNRAS..78..189E
Es_1918 MNRAS 78, 189, 1918 (ES 1601 - 1705, MLB 1 - 35)
Es_1919 Mb - Espin, T.E. 1919MNRAS..79..211E
Es_1919 MNRAS 79, 211, 1919 (ES 1706 - 1768, MLB 36 - 106)
Es_1920 Mb - Espin, T.E. 1920MNRAS..80..329E
Es_1920 MNRAS 80, 329, 1920 (ES 1769 - 1805, MLB 107 - 149)
Es_1921 Mb j Espin, T.E. 1921MNRAS..81..232E
Es_1921 MNRAS 81, 232, 1921 (ES 1806 - 1864, MLB 150 - 182)
Es_1922 Mb - Espin, T.E. 1922MNRAS..82..187E
Es_1922 MNRAS 82, 187, 1922 (ES 1865 - 1933, MLB 183 - 241)
Es_1923 Mb - Espin, T.E. 1923MNRAS..83..154E
Es_1923 MNRAS 83, 154, 1923 (ES 1934 - 2006, MLB 242 - 275)
Es_1924 Mb - Espin, T.E. 1924MNRAS..84..162E
Es_1924 MNRAS 84, 162, 1924 (ES 2007 - 2078, MLB 276 - 322)
Es_1925a Mb - Espin, T.E. 1925MNRAS..85..276E
Es_1925a MNRAS 85, 276, 1925 (ES 2079 - 2137, MLB 323 - 376)
Es_1925b Mb - Espin, T.E. 1925MNRAS..86...79E
Es_1925b MNRAS 86, 79, 1925
Es_1926 Mb - Espin, T.E. 1926MNRAS..86..131E
Es_1926 MNRAS 86, 131, 1926 (ES 2138 - 2209, MLB 377 - 440)
Es_1927 Mb - Espin, T.E. 1927MNRAS..87..215E
Es_1927 MNRAS 87, 215, 1927 (ES 2210 - 2273, MLB 441 - 510)
Es_1928 Mb - Espin, T.E. 1928MNRAS..88..185E
Es_1928 MNRAS 88, 185, 1928 (ES 2274 - 2328, MLB 511 - 551)
Es_1929 Mb - Espin, T.E. 1929MNRAS..89..268E
Es_1929 MNRAS 89, 268, 1929 (ES 2329 - 2362, MLB 552 - 591)
Es_1930 Mb - Espin, T.E. 1930MNRAS..90..317E
Es_1930 MNRAS 90, 317, 1930 (ES 2363 - 2400, MLB 592 - 630)
Es_1931 Mb - Espin, T.E. 1931MNRAS..91..294E
Es_1931 MNRAS 91, 294, 1931 (ES 2401 - 2444, MLB 631 - 673)
Es_1932a Mb - Espin, T.E. 1932MNRAS..92..214E
Es_1932a MNRAS 92, 214, 1932 (ES 2445 - 2543, MLB 674 - 732)
Es_1932B Mb - Espin, T.E. 1932QB821.A43......
Es_1932B cited in ADS (Aitken Double Star Cat.), 1932
Es_1933 Mb - Espin, T.E. 1933MNRAS..93..192E
Es_1933 MNRAS 93, 192, 1933 (ES 2544 - 2575, MLB 733 - 806)
Es_1937A Mb - Espin, T.E. 1937AnLei..18....1S
Es_1937A cited by Strand (Ann. Sterrew. Leiden 18, 1937)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12083+4354 ES 2641 2000 8 264 16.6 8.14 9.34 F5 D 120820.60+435425.5
12083+4354 ES 2641 2002 11 264 16.5 8.14 9.34 F5 D 120820.60+435425.5
12083+4354 ES 2641 2015 13 260 16.2 8.17 11.18 F5 120820.60+435425.5

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

 
 
WDS 12083+4354 ES 2641 (HD 105442) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12083+4354 ES 2641 (HD 105442) : MEASURES
 
 
No records found.

 
 
WDS 12083+4354 (HD 105442) : VIRTUAL EYEPIECE
 
 

12083+4354 ES 2641A mag 8.17 Sp F5 12083+4354 ES 2641B sep 11.8 P.A. 256.00 mag 11.18 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 12083+4354 (HD 105442) : ALADIN DSS IMAGE @ 12h 08m 20.60s +43° 54' 25.5"
 
 
 
 
WDS 12083+4354 ES 2641 (HD 105442) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12083+4354 ES 2641 distance=1' 12097+4327 UC 168 distance=32' 12065+4320 KZA 27 distance=40' 12114+4334 LDS4186AB distance=40' 12114+4334 LDS4186AC distance=40' 12044+4356 TDS8204 distance=43' 12121+4340 DVG 37 distance=43' 12051+4322 KZA 26 distance=48' 12073+4306 HJ 2596 distance=50' 12068+4450 WSI 116AB distance=58' 12068+4450 FAR 13BC distance=58' 12026+4418 BVD 221 distance=66' 12080+4242 A 1998 distance=73' 12039+4257 LDS4174 distance=76' 12010+4347 A 1779 distance=80' 12021+4303 FOR 1BC distance=81' 12068+4514 COU1576AB distance=81' 12068+4514 GII 186Aa,Ab distance=81' 12148+4307 UC 2302 distance=85' 12021+4303 FOR 1AB distance=86' 12021+4303 FOR 1AD distance=86' 12021+4303 ARN 5AC distance=86' 12006+4337 STF1589 distance=86' 12021+4303 HDS1690Da,Db distance=91' 12038+4238 KZA 25 distance=91' 12040+4236 SKF2643 distance=92' 12167+4424 HDS1729 distance=95' 12171+4338 CVR 648 distance=97' 12173+4402 CVR1422 distance=97' 12164+4444 A 1781 distance=99' 12176+4501 SKF2645 distance=120' 11577+4320 BVD 219 distance=121' 12083+4153 CBL 592 distance=122' 12028+4205 BFR 7 distance=126' 12054+4154 CVR1405 distance=126' 11590+4240 PKO 32 distance=127' 12200+4337 HDS1736 distance=128' 12170+4226 KPP2013 distance=130' 11575+4251 UC 2238 distance=134' 12195+4456 COU1753 distance=135' 12062+4139 SKF2699 distance=138' 11578+4518 A 1778 distance=140' 12013+4158 CVR 640 distance=141' 11563+4302 SKF2638 distance=142' 12140+4146 LDS4195 distance=143' 12009+4554 CVR1396 distance=144' 11559+4309 LDS4159 distance=144' 12130+4610 FAR 63 distance=145' 12051+4134 HDS1703 distance=145' 12091+4128 SKF2700 distance=147' 12162+4154 ES 124 distance=149' 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 12083+4354 ES 2641 260 16.2 1
Show 12097+4327 UC 168 347 59.2 32
Show 12065+4320 KZA 27 147 36.3 40
Show 12114+4334 LDS4186 AB 256 124.9 40
Show 12114+4334 LDS4186 AC 229 10.3 40
Show 12044+4356 TDS8204 173 0.5 43
Show 12121+4340 DVG 37 72 38.0 43
Show 12051+4322 KZA 26 106 16.9 48
Show 12073+4306 HJ 2596 235 34.3 50
Show 12068+4450 WSI 116 AB 285 4.8 58
Show 12068+4450 FAR 13 BC 280 84.3 58
Show 12026+4418 BVD 221 239 12.9 66
Show 12080+4242 A 1998 349 0.3 73
Show 12039+4257 LDS4174 226 16.9 76
Show 12010+4347 A 1779 22 0.6 80
Show 12021+4303 FOR 1 BC 339 227.3 81
Show 12068+4514 COU1576 AB 180 1.0 81
Show 12068+4514 GII 186 Aa,Ab 116 0.1 81
Show 12148+4307 UC 2302 210 65.6 85
Show 12021+4303 FOR 1 AB 62 274.4 86
Show 12021+4303 FOR 1 AD 268 363.2 86
Show 12021+4303 ARN 5 AC 25 375.9 86
Show 12006+4337 STF1589 158 2.2 86
Show 12021+4303 HDS1690 Da,Db 86 0.6 91
Show 12038+4238 KZA 25 287 35.5 91
Show 12040+4236 SKF2643 52 10.3 92
Show 12167+4424 HDS1729 237 0.3 95
Show 12171+4338 CVR 648 188 11.0 97
Show 12173+4402 CVR1422 236 4.0 97
Show 12164+4444 A 1781 302 2.7 99
Show 12176+4501 SKF2645 232 8.4 120
Show 11577+4320 BVD 219 27 46.0 121
Show 12083+4153 CBL 592 66 12.0 122
Show 12028+4205 BFR 7 43 7.7 126
Show 12054+4154 CVR1405 88 3.7 126
Show 11590+4240 PKO 32 233 0.3 127
Show 12200+4337 HDS1736 25 0.2 128
Show 12170+4226 KPP2013 162 16.0 130
Show 11575+4251 UC 2238 44 5.1 134
Show 12195+4456 COU1753 119 0.7 135
Show 12062+4139 SKF2699 357 17.3 138
Show 11578+4518 A 1778 223 3.2 140
Show 12013+4158 CVR 640 49 12.1 141
Show 11563+4302 SKF2638 260 11.4 142
Show 12140+4146 LDS4195 27 9.4 143
Show 12009+4554 CVR1396 241 3.1 144
Show 11559+4309 LDS4159 273 27.3 144
Show 12130+4610 FAR 63 83 1.1 145
Show 12051+4134 HDS1703 325 0.4 145
Show 12091+4128 SKF2700 80 11.6 147
Show 12162+4154 ES 124 118 7.7 149

 
 
WDS 12083+4354 : COMPONENTS
 
 
  A
B pa=256.0°
sep=11.83"
 
 
12083+4354 A
 
 
Componente originario normalizzato AB Name HD 105442 Coord arcsec 2000 120820.60+435425.5 Mag 8.17
Spectral class F5 (yellow-white) PmRA -50.00 PmDE 42.0 SAO 44047
HIP 59193 Tycho2 3019-00559-1 HD 105442 BD BD+44 2162
Tycho2
Tycho2 3019-00559-1 Pflag RAmdeg 182.08567993 DEmdeg 43.90719254
PmRA -49.6 PmDE 40.1 E RAmdeg 5 E DEmdeg 6
E pmRA 0.9 E pmDE 1.1 EpRAm 1991.06 EpDEm 1991.10
Num 13 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.9
Q pmDE 1.1 BTmag 8.638 E BTmag 0.016 VTmag 8.109
E VTmag 0.011 Prox 999 TYC T HIP 59193
CCDM RAdeg 182.08584056 DEdeg 43.90710000 EpRA 1990 1.64
EpDE 1990 1.69 E RAdeg 5.3 E DEdeg 5.5 Posflg
Corr 0.1
SAO
SAO 44047 DelFlag RA1950 PmRA1950 -0.0052
DE1950 PmDE1950 0.051 Vmag 7.9 SpType F5
Double code Source 4 CatNum 1052 DM BD+44 2162
DMcomp BDsup HD 105442 M HD 0
GC RA1950rad 3.1669769 DE1950rad 0.77117188 PmRA2000 -0.0049
PmDE2000 0.056
Hipparcos
Catalog H HIP 59193 Proxy RAhms 12 08 20.60
DEdms +43 54 25.5 Vmag 8.06 VarFlag R Vmag G
RAdeg 182.086 DEdeg 43.9071 AstroRef Plx 15.16
CCDM 12083+4354 N CCDM I Nsys 2 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 105442 BD BD+44 2162
CD CP Dm number +44 2162 VIred 0.59
SpType F5 R SpType Coord arcsec 2000 120820.60+435425.5
Hipparcos 2
HIP 59193 Sn 5 So 0 Nc 1
RArad 3.1779976306 DErad 0.7663233551 Plx 14.3 PmRA -50.92
PmDE 41.08 E RArad 0.8 E DErad 0.73 E Plx 1.25
E pmRA 0.96 E pmDE 1.25 Hpmag 8.1367 E Hpmag 0.0027
SHp 0.024 VA 0 BV 0.521 E BV 0.015
VI 0.59
CCDM
Ccdm 12083+4354 RComp Comp A Note1
Note2 Discov num DRAs 2.43 DDEs 25.1
R dRAs 47 Year Theta Rho
Obs 2 Vmag 8.3 Sp F5 PmNote *
PmRA -49 PmDE 33 Dm number +44 2162 Cat1 BD
Name2 +44 1052 Cat2 AGK2/3 HD 105442 M HD
ADS BDS M ADS BDS N IDS IDS 12033N4427A
HIC 59193
 
 
12083+4354 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 120819.54+435422.6 Mag 11.18 PmRA -18.00
PmDE -18.0 Calc delta mag 3.01 Calc coord yes
CCDM
Ccdm 12083+4354 RComp Comp B Note1
Note2 Discov num ES DRAs 0.83 DDEs 22.6
R dRAs 47 Year 1912 Theta 278 Rho 19.1
Obs 2 Vmag 9.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 12033N4427B
HIC 59189