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Current system
20226+3656
ES 2506


Nearby doubles
5' : 20227+3651
ES 2190

11' : 20217+3657
SEI1099

11' : 20228+3647
KPP 4

14' : 20214+3656
BLL 50

20' : 20209+3657
ARY 26

21' : 20208+3655
SLE1010

26' : 20204+3656
SLE1007

27' : 20214+3720
SLE1012

28' : 20204+3648
SLE1008

29' : 20201+3700
TDT2183AB

31' : 20216+3725
SEI1100AB

31' : 20200+3702
SLE1005

31' : 20242+3720
COU2288

32' : 20191+3648
COU2286

34' : 20213+3726
KPP2090

35' : 20198+3707
ARY 1

35' : 20237+3729
CIA 20

38' : 20255+3708
DAM1041

39' : 20257+3709
ES 2192

40' : 20194+3646
SLE1002

40' : 20194+3644
BKO 565

41' : 20235+3618
ES 2191

41' : 20206+3726
SEI1093

42' : 20192+3647
SEI1081AB

42' : 20199+3725
COU2287

42' : 20205+3623
SEI1092



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.

20226+3656 ES 2506

 
 
20h 22m 31.79s +36° 56' 49.8" P.A. 150.00 sep 5.7 mag 11.80,12.70
 
 
Coord 2000 20226+3656 Discov num ES 2506 Comp Coord arcsec 2000 20 22 31.79 +36 56 49.8
Date first 1931 Date last 2016 Obs 11
Pa first 149 Pa last 150.2 P.A. Now (θ) 150.2°
Sep first 5.6 Sep last 5.733 Sep. Now (ρ) 5.733"
Mag pri 11.80 Mag sec 12.70 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +000 Sec motion ra -000
Pri motion dec -008 Sec motion dec -003
Notes U (Proper motion indicates non-physical)
rPM=0.625
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2057936298599557248
 
 
WDS 20226+3656 ES 2506 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20226+3656 ES 2506 2006 2 149 6.0 10.56 10.80 202232.24+365554.8
20226+3656 ES 2506 2016 5 150 5.7 11.80 12.70 K3+K6 202232.24+365554.8

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

 
 
WDS 20226+3656 ES 2506 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20226+3656 ES 2506 : MEASURES
 
 
No records found.

 
 
WDS 20226+3656 : VIRTUAL EYEPIECE
 
 

20226+3656 ES 2506A mag 11.8 20226+3656 ES 2506B sep 5.5 P.A. 155.40 mag 12.7 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 20226+3656 : ALADIN DSS IMAGE @ 20h 22m 31.79s +36° 56' 49.8"
 
 
 
 
WDS 20226+3656 ES 2506 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20226+3656 ES 2506 distance=0' 20227+3651 ES 2190 distance=5' 20217+3657 SEI1099 distance=11' 20228+3647 KPP 4 distance=11' 20214+3656 BLL 50 distance=14' 20209+3657 ARY 26 distance=20' 20208+3655 SLE1010 distance=21' 20204+3656 SLE1007 distance=26' 20214+3720 SLE1012 distance=27' 20204+3648 SLE1008 distance=28' 20201+3700 TDT2183AB distance=29' 20201+3700 SEI1087AC distance=29' 20216+3725 SEI1100AB distance=31' 20216+3725 SEI1100AC distance=31' 20200+3702 SLE1005 distance=31' 20242+3720 COU2288 distance=31' 20191+3648 COU2286 distance=32' 20213+3726 KPP2090 distance=34' 20198+3707 ARY 1 distance=35' 20237+3729 CIA 20 distance=35' 20255+3708 DAM1041 distance=38' 20257+3709 ES 2192 distance=39' 20194+3646 SLE1002 distance=40' 20194+3644 BKO 565 distance=40' 20235+3618 ES 2191 distance=41' 20206+3726 SEI1093 distance=41' 20192+3647 SEI1081AB distance=42' 20199+3725 COU2287 distance=42' 20192+3647 TOB 184BC distance=42' 20205+3623 SEI1092 distance=42' 20193+3641 BKO 564 distance=43' 20191+3645 BU 1206AB distance=43' 20191+3644 SLE 997 distance=43' 20193+3635 AG 253AB distance=45' 20193+3635 AG 253AC distance=45' 20262+3712 HO 130 distance=47' 20191+3635 SEI1080 distance=47' 20191+3720 TDT2163 distance=48' 20184+3658 MLB 417 distance=49' 20189+3635 BKO 562 distance=50' 20187+3715 SLE 994 distance=50' 20259+3727 SEI1121 distance=51' 20189+3723 BKO 823 distance=51' 20212+3745 SLE1011 distance=51' 20191+3628 SLE 998 distance=51' 20200+3616 BU 431 distance=52' 20187+3720 SLE 995 distance=52' 20257+3731 LDS1042 distance=52' 20191+3730 SLE 999 distance=53' 20236+3605 SEI1110 distance=54' 20263+3728 AG 255 distance=55' 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 20226+3656 ES 2506 150 5.7
Show 20227+3651 ES 2190 187 1.5 5
Show 20217+3657 SEI1099 288 6.7 11
Show 20228+3647 KPP 4 176 8.5 11
Show 20214+3656 BLL 50 110 125.6 14
Show 20209+3657 ARY 26 307 111.3 20
Show 20208+3655 SLE1010 352 12.8 21
Show 20204+3656 SLE1007 345 9.7 26
Show 20214+3720 SLE1012 302 10.6 27
Show 20204+3648 SLE1008 42 7.5 28
Show 20201+3700 TDT2183 AB 192 1.6 29
Show 20201+3700 SEI1087 AC 259 11.8 29
Show 20216+3725 SEI1100 AB 286 7.2 31
Show 20216+3725 SEI1100 AC 129 15.4 31
Show 20200+3702 SLE1005 12 6.5 31
Show 20242+3720 COU2288 98 0.4 31
Show 20191+3648 COU2286 120 0.5 32
Show 20213+3726 KPP2090 335 16.9 34
Show 20198+3707 ARY 1 257 76.6 35
Show 20237+3729 CIA 20 300 0.0 35
Show 20255+3708 DAM1041 256 2.8 38
Show 20257+3709 ES 2192 79 2.8 39
Show 20194+3646 SLE1002 239 7.9 40
Show 20194+3644 BKO 565 13 11.3 40
Show 20235+3618 ES 2191 181 1.9 41
Show 20206+3726 SEI1093 67 6.7 41
Show 20192+3647 SEI1081 AB 231 18.0 42
Show 20199+3725 COU2287 309 0.2 42
Show 20192+3647 TOB 184 BC 170 23.9 42
Show 20205+3623 SEI1092 14 27.3 42
Show 20193+3641 BKO 564 137 11.3 43
Show 20191+3645 BU 1206 AB 355 2.2 43
Show 20191+3644 SLE 997 339 10.0 43
Show 20193+3635 AG 253 AB 118 9.8 45
Show 20193+3635 AG 253 AC 268 171.9 45
Show 20262+3712 HO 130 289 1.9 47
Show 20191+3635 SEI1080 72 22.6 47
Show 20191+3720 TDT2163 289 3.7 48
Show 20184+3658 MLB 417 75 4.0 49
Show 20189+3635 BKO 562 241 6.6 50
Show 20187+3715 SLE 994 353 14.5 50
Show 20259+3727 SEI1121 207 28.1 51
Show 20189+3723 BKO 823 201 6.4 51
Show 20212+3745 SLE1011 37 7.8 51
Show 20191+3628 SLE 998 183 7.5 51
Show 20200+3616 BU 431 208 0.5 52
Show 20187+3720 SLE 995 143 8.8 52
Show 20257+3731 LDS1042 174 8.6 52
Show 20191+3730 SLE 999 168 10.7 53
Show 20236+3605 SEI1110 156 11.8 54
Show 20263+3728 AG 255 287 5.2 55

 
 
WDS 20226+3656 : COMPONENTS
 
 
  A
B pa=155.4°
sep=5.47"
 
 
20226+3656 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202231.79+365649.8 Mag 11.8 PmRA 0.00
PmDE -8.0
 
 
20226+3656 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202231.98+365644.8 Mag 12.7 PmRA 0.00
PmDE -3.0 Calc delta mag 0.9 Calc coord yes