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Current system
18218+6358
ES 1837


Nearby doubles
12' : 18226+6347
MLR 55

25' : 18254+6349
SLW1219

32' : 18200+6426
TDS 917

37' : 18169+6415
SLW1218

38' : 18162+6404
ES 186

44' : 18232+6440
SHN 37

54' : 18294+6338
KPP 414

54' : 18272+6317
TDT 876

58' : 18139+6424
STT 586AB

59' : 18305+6412
MLR 62

67' : 18252+6455
STF2332

68' : 18259+6255
STF2334

69' : 18142+6445
COM 4

71' : 18115+6418
ES 1835

74' : 18145+6454
MLB 212

75' : 18329+6343
STF2357

81' : 18338+6415
MLB 213

83' : 18095+6414
HU 926

83' : 18287+6506
HU 931AB

84' : 18141+6251
TOI1251

84' : 18335+6432
FAR 67AB

90' : 18352+6342
STF2365

93' : 18303+6244
LDS2415

95' : 18239+6223
LDS2412

95' : 18361+6405
MLB 214

99' : 18138+6235
ES 1836



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.

18218+6358 ES 1837

 
 
18h 21m 46.99s +63° 57' 14.6" P.A. 216.00 sep 15.3 mag 9.83,11.60
 
 
Coord 2000 18218+6358 Discov num ES 1837 Comp Coord arcsec 2000 18 21 46.99 +63 57 14.6
Date first 1920 Date last 2015 Obs 9
Pa first 269 Pa last 216 P.A. Now (θ) 216°
Sep first 6.6 Sep last 15.282 Sep. Now (ρ) 15.282"
Mag pri 9.83 Mag sec 11.60 delta mag (ΔM) 1.77 Spectral class
Pri motion ra +019 Sec motion ra +000
Pri motion dec +115 Sec motion dec -007
Notes L (Linear solution)
rPM=1.059
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Draco Tycho2 4222-01770-1 Gaia DR2 2160454002557326464
 
 
WDS 18218+6358 ES 1837 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
18218+6358 ES 1837 1920 1 269 6.6 9.83 11.60 182146.99+635714.6
18218+6358 ES 1837 2011 2 217 14.8 9.83 11.60 182146.99+635714.6
18218+6358 ES 1837 2015 5 216 15.2 9.83 11.60 182146.99+635714.6

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

 
 
WDS 18218+6358 ES 1837 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18218+6358 ES 1837 : MEASURES
 
 
No records found.

 
 
WDS 18218+6358 : VIRTUAL EYEPIECE
 
 

18218+6358 ES 1837A mag 9.83 18218+6358 ES 1837B sep 13.0 P.A. 197.70 mag 11.6 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 18218+6358 : ALADIN DSS IMAGE @ 18h 21m 46.99s +63° 57' 14.6"
 
 
 
 
WDS 18218+6358 ES 1837 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18218+6358 ES 1837 distance=0' 18226+6347 MLR 55 distance=12' 18254+6349 SLW1219 distance=25' 18200+6426 TDS 917 distance=32' 18169+6415 SLW1218 distance=37' 18162+6404 ES 186 distance=38' 18232+6440 SHN 37 distance=44' 18294+6338 KPP 414 distance=54' 18272+6317 TDT 876 distance=54' 18139+6424 STT 586AB distance=58' 18139+6424 RDR 7AC distance=58' 18305+6412 MLR 62 distance=59' 18252+6455 STF2332 distance=67' 18259+6255 STF2334 distance=68' 18142+6445 COM 4 distance=69' 18115+6418 ES 1835 distance=71' 18145+6454 MLB 212 distance=74' 18329+6343 STF2357 distance=75' 18338+6415 MLB 213 distance=81' 18095+6414 HU 926 distance=83' 18287+6506 HU 931AB distance=83' 18287+6506 STF2343AC distance=83' 18141+6251 TOI1251 distance=84' 18335+6432 FAR 67Aa,Ab distance=84' 18335+6432 FAR 67AB distance=84' 18352+6342 STF2365 distance=90' 18303+6244 LDS2415 distance=93' 18239+6223 LDS2412 distance=95' 18361+6405 MLB 214 distance=95' 18138+6235 ES 1836 distance=99' 18260+6534 UC 3580 (Fafnir) distance=101' 18058+6347 TDT 676 distance=106' 18377+6342 HU 933 distance=107' 18313+6232 HU 932 distance=107' 18312+6526 KUI 86 distance=108' 18381+6341 KPP2683 distance=110' 18384+6332 STF2377AB distance=114' 18384+6332 WAL 150AC distance=114' 18393+6348 ES 126AB distance=117' 18393+6348 ES 126AD distance=117' 18393+6348 ES 126BC distance=118' 18396+6416 LDS2745 distance=118' 18182+6157 KPP2548 distance=123' 18207+6154 BVD 333 distance=124' 18402+6326 MLR 44 distance=127' 18178+6150 KPP4102BC distance=131' 18418+6402 WIS 329 distance=132' 18020+6426 BU 418 distance=133' 18043+6255 KPP4078AB distance=133' 18043+6255 KPP4078AC distance=133' 18072+6228 ES 1834 distance=134' 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 18218+6358 ES 1837 216 15.3
Show 18226+6347 MLR 55 202 1.0 12
Show 18254+6349 SLW1219 313 9.6 25
Show 18200+6426 TDS 917 148 0.9 32
Show 18169+6415 SLW1218 44 12.7 37
Show 18162+6404 ES 186 330 7.9 38
Show 18232+6440 SHN 37 83 0.2 44
Show 18294+6338 KPP 414 187 4.9 54
Show 18272+6317 TDT 876 259 0.5 54
Show 18139+6424 STT 586 AB 263 331.4 58
Show 18139+6424 RDR 7 AC 97 3.4 58
Show 18305+6412 MLR 62 8 1.0 59
Show 18252+6455 STF2332 260 11.6 67
Show 18259+6255 STF2334 202 17.0 68
Show 18142+6445 COM 4 279 298.5 69
Show 18115+6418 ES 1835 309 4.3 71
Show 18145+6454 MLB 212 321 3.6 74
Show 18329+6343 STF2357 271 4.7 75
Show 18338+6415 MLB 213 321 4.3 81
Show 18095+6414 HU 926 264 3.9 83
Show 18287+6506 HU 931 AB 82 0.5 83
Show 18287+6506 STF2343 AC 212 8.6 83
Show 18141+6251 TOI1251 252 0.2 84
Show 18335+6432 FAR 67 Aa,Ab 222 0.1 84
Show 18335+6432 FAR 67 AB 129 1.8 84
Show 18352+6342 STF2365 23 20.0 90
Show 18303+6244 LDS2415 316 68.4 93
Show 18239+6223 LDS2412 210 33.7 95
Show 18361+6405 MLB 214 124 2.0 95
Show 18138+6235 ES 1836 152 3.9 99
Show Fafnir 18260+6534 UC 3580 208 24.4 101
Show 18058+6347 TDT 676 264 1.1 106
Show 18377+6342 HU 933 2 0.9 107
Show 18313+6232 HU 932 78 2.7 107
Show 18312+6526 KUI 86 44 23.0 108
Show 18381+6341 KPP2683 134 3.5 110
Show 18384+6332 STF2377 AB 338 16.9 114
Show 18384+6332 WAL 150 AC 351 94.9 114
Show 18393+6348 ES 126 AB 52 72.4 117
Show 18393+6348 ES 126 AD 54 46.0 117
Show 18393+6348 ES 126 BC 24 4.8 118
Show 18396+6416 LDS2745 86 37.5 118
Show 18182+6157 KPP2548 17 23.0 123
Show 18207+6154 BVD 333 337 19.2 124
Show 18402+6326 MLR 44 116 0.4 127
Show 18178+6150 KPP4102 BC 28 19.4 131
Show 18418+6402 WIS 329 288 491.7 132
Show 18020+6426 BU 418 226 14.4 133
Show 18043+6255 KPP4078 AB 60 5.4 133
Show 18043+6255 KPP4078 AC 96 1.4 133
Show 18072+6228 ES 1834 310 3.5 134

 
 
WDS 18218+6358 : COMPONENTS
 
 
  A
B pa=197.7°
sep=12.98"
 
 
18218+6358 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182146.99+635714.6 Mag 9.83 PmRA 19.00
PmDE 115.0 Tycho2 4222-01770-1
Tycho2
Tycho2 4222-01770-1 Pflag RAmdeg 275.44581036 DEmdeg 63.95405644
PmRA 14.4 PmDE 118.5 E RAmdeg 19 E DEmdeg 16
E pmRA 3.0 E pmDE 2.8 EpRAm 1990.60 EpDEm 1990.54
Num 4 Q RAmdeg 1.0 Q DEmdeg 0.4 Q pmRA 1.0
Q pmDE 0.5 BTmag 10.708 E BTmag 0.038 VTmag 9.833
E VTmag 0.026 Prox 999 TYC T HIP
CCDM RAdeg 275.44573472 DEdeg 63.95378194 EpRA 1990 1.48
EpDE 1990 1.64 E RAdeg 19.9 E DEdeg 17.1 Posflg
Corr 0.0
 
 
18218+6358 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182146.39+635702.2 Mag 11.6 PmRA 0.00
PmDE -7.0 Calc delta mag 1.77 Calc coord yes