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Doubles in session


Current system
18558+5240
ES 650 AC
HD 234755


Nearby doubles
37' : 18588+5307
BEM 36

39' : 18586+5210
MLR 638

43' : 18516+5259
TRN 3AB

49' : 18525+5319
KPP4125

52' : 18512+5210
BEM 35

53' : 19002+5207
ES 651

54' : 18576+5331
LDS4802AB

57' : 19010+5311
A 1388

59' : 18571+5143
SHY 749

68' : 18526+5140
TDT1102

70' : 19014+5328
BEM 37

71' : 18527+5135
COU2517

72' : 18495+5157
UC 3685

75' : 19020+5153
LDS4804

76' : 19036+5307
HDS2701

83' : 19028+5150
ES 2671

86' : 19025+5142
TDT1193

86' : 18515+5124
SMR 76

87' : 19025+5141
KPP4135

88' : 18521+5120
STF2416AB

90' : 18583+5114
KPP 430

92' : 18459+5228
RAO 398

93' : 18517+5116
ES 788

93' : 19030+5135
STF2451

94' : 18461+5212
MLR 637

94' : 19011+5121
ES 789



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.

18558+5240 ES 650 AC (HD 234755)

 
 
18h 55m 46.13s +52° 40' 15.8" P.A. 197.00 sep 26.7 mag 10.29,11.61 Sp G5
 
 
Coord 2000 18558+5240 Discov num ES  650 Comp AC Coord arcsec 2000 18 55 46.13 +52 40 15.8
Date first 1897 Date last 2015 Obs 9
Pa first 193 Pa last 196.7 P.A. Now (θ) 196.7°
Sep first 27.9 Sep last 26.651 Sep. Now (ρ) 26.651"
Mag pri 10.29 Mag sec 11.61 delta mag (ΔM) 1.32 Spectral class G5 (yellow)
Pri motion ra +004 Sec motion ra -010
Pri motion dec -021 Sec motion dec -006
Notes
rPM=0.96
This double is not physical.
 
 
18558+5240 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 31269 18 55 46 +52 40 16 ES 650 AB 2015 3 329 4.6 10.29 13.50 3.21
Show HD 234755 31269 18 55 46 +52 40 16 ES 650 AC 2015 9 197 26.7 10.29 11.61 1.32 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 234755 Constellation Draco SAO 31269 Tycho2 3919-01615-1
Gaia DR2 2146147608231236480 HD 234755
 
 
WDS 18558+5240 ES 650 AC (HD 234755) : 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
18558+5240 ES 650 AC 1998 6 196 26.8 10.29 11.61 G5 D 185546.13+524015.8
18558+5240 ES 650 AC 2008 7 196 26.7 10.29 11.61 G5 D 185546.13+524015.8
18558+5240 ES 650 AC 2015 9 197 26.7 10.29 11.61 G5 185546.13+524015.8

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

 
 
WDS 18558+5240 ES 650 AC (HD 234755) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18558+5240 ES 650 AC (HD 234755) : MEASURES
 
 
No records found.

 
 
WDS 18558+5240 (HD 234755) : VIRTUAL EYEPIECE
 
 

18558+5240 ES 650A mag 10.29 Sp G5 18558+5240 ES 650B sep 4.2 P.A. 339.90 mag 13.5 18558+5240 ES 650C sep 25.9 P.A. 190.30 mag 11.61 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 18558+5240 (HD 234755) : ALADIN DSS IMAGE @ 18h 55m 46.13s +52° 40' 15.8"
 
 
 
 
WDS 18558+5240 ES 650 AC (HD 234755) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18558+5240 ES 650AC distance=0' 18588+5307 BEM 36 distance=37' 18586+5210 MLR 638 distance=39' 18516+5259 TRN 3AB distance=43' 18516+5259 LEP 90AC distance=43' 18525+5319 KPP4125 distance=49' 18512+5210 BEM 35 distance=52' 19002+5207 ES 651 distance=53' 18576+5331 LDS4802BC distance=54' 18576+5331 LDS4802AB distance=54' 18576+5331 LDS4802AC distance=54' 19010+5311 A 1388 distance=57' 18571+5143 SHY 749 distance=59' 19021+5216 HU 757BC distance=63' 19021+5216 STF2450A,BC distance=64' 18526+5140 TDT1102 distance=68' 19014+5328 BEM 37 distance=70' 18527+5135 COU2517 distance=71' 18495+5157 UC 3685 distance=72' 19020+5153 LDS4804 distance=75' 19036+5307 HDS2701 distance=76' 19028+5150 ES 2671 distance=83' 19025+5142 TDT1193 distance=86' 18515+5124 SMR 76 distance=86' 19025+5141 KPP4135 distance=87' 18521+5120 STF2416AB distance=88' 18521+5120 STF2416AC distance=88' 18583+5114 KPP 430 distance=90' 18459+5228 RAO 398 distance=92' 18517+5116 ES 788 distance=93' 19030+5135 STF2451 distance=93' 18461+5212 MLR 637 distance=94' 19011+5121 ES 789 distance=94' 18560+5414 TDT1133 distance=94' 19052+5201 ES 978 distance=95' 18541+5417 ES 976 distance=98' 18577+5100 RAO 402 distance=103' 18466+5142 HU 756 distance=103' 18471+5356 A 1382 distance=109' 18448+5201 HU 755 distance=109' 18563+5432 HDS2682Aa,Ab distance=112' 18563+5432 GIC 154AB distance=112' 19053+5129 UC 3792 distance=114' 19031+5419 STI2408 distance=119' 19084+5313 TDT1244 distance=119' 19086+5208 MLR 639 distance=122' 19027+5055 ES 977AB distance=124' 19092+5307 TDT1253 distance=125' 18456+5119 KPP4119AB distance=125' 18496+5048 UC 3686 distance=127' 19089+5332 BEM 38 distance=130' 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 18558+5240 ES 650 AB 329 4.6
Show 18558+5240 ES 650 AC 197 26.7
Show 18588+5307 BEM 36 337 11.8 37
Show 18586+5210 MLR 638 132 0.3 39
Show 18516+5259 TRN 3 AB 101 1.1 43
Show 18516+5259 LEP 90 AC 327 206.5 43
Show 18525+5319 KPP4125 267 1.7 49
Show 18512+5210 BEM 35 156 17.2 52
Show 19002+5207 ES 651 138 5.1 53
Show 18576+5331 LDS4802 BC 162 41.7 54
Show 18576+5331 LDS4802 AB 198 2.3 54
Show 18576+5331 LDS4802 AC 163 42.7 54
Show 19010+5311 A 1388 262 5.2 57
Show 18571+5143 SHY 749 208 999.9 59
Show 19021+5216 HU 757 BC 168 0.2 63
Show 19021+5216 STF2450 A,BC 300 5.2 64
Show 18526+5140 TDT1102 95 2.0 68
Show 19014+5328 BEM 37 309 11.2 70
Show 18527+5135 COU2517 109 0.9 71
Show 18495+5157 UC 3685 147 73.5 72
Show 19020+5153 LDS4804 227 42.2 75
Show 19036+5307 HDS2701 305 0.1 76
Show 19028+5150 ES 2671 289 7.9 83
Show 19025+5142 TDT1193 91 1.2 86
Show 18515+5124 SMR 76 315 5.0 86
Show 19025+5141 KPP4135 36 1.6 87
Show 18521+5120 STF2416 AB 157 20.3 88
Show 18521+5120 STF2416 AC 39 122.5 88
Show 18583+5114 KPP 430 144 4.7 90
Show 18459+5228 RAO 398 190 2.7 92
Show 18517+5116 ES 788 317 3.3 93
Show 19030+5135 STF2451 84 1.9 93
Show 18461+5212 MLR 637 102 0.8 94
Show 19011+5121 ES 789 264 4.5 94
Show 18560+5414 TDT1133 262 0.9 94
Show 19052+5201 ES 978 199 5.1 95
Show 18541+5417 ES 976 278 5.0 98
Show 18577+5100 RAO 402 62 1.6 103
Show 18466+5142 HU 756 263 1.0 103
Show 18471+5356 A 1382 226 4.6 109
Show 18448+5201 HU 755 124 0.6 109
Show 18563+5432 HDS2682 Aa,Ab 327 0.4 112
Show 18563+5432 GIC 154 AB 170 118.8 112
Show 19053+5129 UC 3792 108 53.1 114
Show 19031+5419 STI2408 213 12.8 119
Show 19084+5313 TDT1244 215 2.4 119
Show 19086+5208 MLR 639 37 0.4 122
Show 19027+5055 ES 977 AB 177 15.7 124
Show 19092+5307 TDT1253 317 0.4 125
Show 18456+5119 KPP4119 AB 24 18.5 125
Show 18496+5048 UC 3686 24 48.1 127

 
 
WDS 18558+5240 : COMPONENTS
 
 
  A B
B pa=339.9°
sep=4.18"
 
C pa=190.3°
sep=25.95"
pa=186.2°
sep=29.63"
 
 
18558+5240 A
 
 
Coord arcsec 2000 185546.13+524015.8 Mag 10.29 Spectral class G5 (yellow) PmRA 6.00
PmDE -22.0 SAO 31269 Tycho2 3919-01615-1 HD 234755
DM BD+52 2305
Tycho2
Tycho2 3919-01615-1 Pflag RAmdeg 283.94221518 DEmdeg 52.67105973
PmRA 5.9 PmDE -21.9 E RAmdeg 24 E DEmdeg 23
E pmRA 1.3 E pmDE 1.3 EpRAm 1985.01 EpDEm 1985.98
Num 8 Q RAmdeg 2.2 Q DEmdeg 2.1 Q pmRA 2.2
Q pmDE 2.1 BTmag 10.709 E BTmag 0.043 VTmag 10.289
E VTmag 0.042 Prox 269 TYC T HIP
CCDM RAdeg 283.94221528 DEdeg 52.67110278 EpRA 1990 1.56
EpDE 1990 1.57 E RAdeg 26.9 E DEdeg 25.3 Posflg
Corr 0.0
SAO
SAO 31269 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 -0.004 Vmag 9.3 SpType G5
Double code Source 37 CatNum 5789 DM BD+52 2305
DMcomp BDsup HD 234755 M HD 0
GC RA1950rad 4.95071877 DE1950rad 0.9181305 PmRA2000 0.0002
PmDE2000 -0.004
CCDM
Ccdm 18558+5240 RComp Comp A Note1
Note2 Discov num DRAs -1.87 DDEs 15.6
R dRAs 10 Year Theta Rho
Obs 3 Vmag 9.4 Sp G5 PmNote *
PmRA 3 PmDE -24 Dm number +52 2305 Cat1 BD
Name2 +52 1231 Cat2 AGK2/3 HD 234755 M HD
ADS BDS A11864 M ADS BDS N IDS IDS 18535N5232A
HIC
 
 
18558+5240 B
 
 
Coord arcsec 2000 185545.97+524019.7 Mag 13.5 Calc delta mag 3.21 Calc coord yes
CCDM
Ccdm 18558+5240 RComp Comp B Note1
Note2 Discov num ES 650 DRAs DDEs
R dRAs Year 1908 Theta 330 Rho 3.2
Obs 1 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11864 M ADS BDS N IDS IDS 18535N5232B
HIC
 
 
18558+5240 C
 
 
Coord arcsec 2000 185545.62+523950.3 Mag 11.61 PmRA -10.00 PmDE -6.0
Tycho2 3919-01508-1 Calc delta mag 1.32 Calc coord yes
Tycho2
Tycho2 3919-01508-1 Pflag RAmdeg 283.93880329 DEmdeg 52.66389454
PmRA -9.1 PmDE -9.0 E RAmdeg 79 E DEmdeg 73
E pmRA 2.5 E pmDE 2.3 EpRAm 1978.89 EpDEm 1978.16
Num 4 Q RAmdeg 0.5 Q DEmdeg 1.1 Q pmRA 0.5
Q pmDE 1.1 BTmag 12.375 E BTmag 0.199 VTmag 11.608
E VTmag 0.131 Prox 269 TYC HIP
CCDM RAdeg 283.93883889 DEdeg 52.66391500 EpRA 1990 1.58
EpDE 1990 1.61 E RAdeg 85.3 E DEdeg 78.7 Posflg
Corr 0.0
CCDM
Ccdm 18558+5240 RComp Comp C Note1
Note2 Discov num ES 650 DRAs DDEs
R dRAs Year 1908 Theta 194 Rho 26.8
Obs 1 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11864 M ADS BDS N IDS IDS 18535N5232C
HIC