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Doubles in session


Current system
20577+3848
ES 2056


Nearby doubles
3' : 20577+3849
SEI1332

4' : 20577+3845
DAM 222

9' : 20570+3842
SEI1327

15' : 20578+3833
HJ 1600

15' : 20566+3858
A 1436

16' : 20586+3856
SEI1341

19' : 20583+3904
SEI1340

21' : 20562+3900
ES 2055

25' : 20556+3856
MLB 785

27' : 20556+3901
HJ 1596

27' : 20558+3905
MLB 956

31' : 20569+3818
KPP1144

32' : 20580+3918
ES 1985AB

32' : 20554+3907
TDT2629

33' : 20555+3909
MLB 887

33' : 20572+3920
BKO 474

33' : 20556+3911
MLB 784

34' : 20571+3920
BKO 473

34' : 20556+3912
SEI1319

34' : 20554+3910
ES 1984

36' : 20578+3923
BKO 475

36' : 20569+3922
SEI1326

37' : 20546+3900
SEI1308

37' : 20587+3922
BKO 478

38' : 20577+3926
SEI1334

39' : 20559+3921
MLB 958



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.

20577+3848 ES 2056

 
 
20h 57m 34.08s +38° 47' 48.9" P.A. 76.00 sep 2.6 mag 11.45,12.50
 
 
Coord 2000 20577+3848 Discov num ES 2056 Comp Coord arcsec 2000 20 57 34.08 +38 47 48.9
Date first 1923 Date last 2016 Obs 6
Pa first 79 Pa last 76 P.A. Now (θ) 76°
Sep first 2.2 Sep last 2.592 Sep. Now (ρ) 2.592"
Mag pri 11.45 Mag sec 12.50 delta mag (ΔM) 1.05 Spectral class
Pri motion ra -014 Sec motion ra
Pri motion dec -027 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3167-00572-1 Gaia DR2 1872620073378893696 ADS 14480
 
 
WDS 20577+3848 ES 2056 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20577+3848 ES 2056 1984 2 80 2.0 11.45 12.50 I 205734.08+384748.9
20577+3848 ES 2056 2000 3 76 2.6 11.45 12.50 205734.08+384748.9
20577+3848 ES 2056 2015 4 76 2.6 11.45 12.50 205734.08+384748.9
20577+3848 ES 2056 2016 5 76 2.6 11.45 12.50 205734.08+384748.9

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

 
 
WDS 20577+3848 ES 2056 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20577+3848 ES 2056 : MEASURES
 
 
No records found.

 
 
WDS 20577+3848 : VIRTUAL EYEPIECE
 
 

20577+3848 ES 2056A mag 11.45 20577+3848 ES 2056B sep 2.1 P.A. 72.30 mag 12.5 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 20577+3848 : ALADIN DSS IMAGE @ 20h 57m 34.08s +38° 47' 48.9"
 
 
 
 
WDS 20577+3848 ES 2056 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20577+3848 ES 2056 distance=0' 20577+3849 SEI1332 distance=3' 20577+3845 DAM 222 distance=4' 20570+3842 SEI1327 distance=9' 20578+3833 HJ 1600 distance=15' 20566+3858 A 1436 distance=15' 20586+3856 SEI1341 distance=16' 20583+3904 SEI1340 distance=19' 20562+3900 ES 2055 distance=21' 20556+3856 MLB 785 distance=25' 20556+3901 HJ 1596 distance=27' 20558+3905 MLB 956 distance=27' 20569+3818 KPP1144 distance=31' 20580+3918 BKO 476BD distance=32' 20580+3918 ES 1985AB distance=32' 20580+3918 SEI1338AC distance=32' 20554+3907 TDT2629 distance=32' 20555+3909 MLB 887 distance=33' 20572+3920 BKO 474 distance=33' 20556+3911 MLB 784 distance=33' 20571+3920 BKO 473 distance=34' 20556+3912 SEI1319 distance=34' 20554+3910 ES 1984 distance=34' 20578+3923 BKO 475 distance=36' 20569+3922 SEI1326 distance=36' 20546+3900 SEI1308 distance=37' 20587+3922 BKO 478 distance=37' 20577+3926 SEI1334 distance=38' 20559+3921 MLB 958 distance=39' 20552+3915 MLB 782AB distance=39' 20552+3915 SEI1313AC distance=39' 20559+3922 MLB 957 distance=40' 21009+3900 SEI1365 distance=40' 20549+3913 MLB 781 distance=41' 20550+3914 ES 1983 distance=41' 20593+3924 TOB 207 distance=42' 20595+3923 SEI1357 distance=43' 20593+3925 SEI1353 distance=43' 20546+3914 BKO 470BC distance=44' 20546+3914 MLB 780AB distance=44' 21013+3846 ES 2057 distance=46' 20566+3932 SEI1325 distance=46' 20556+3809 COU2222Aa,Ab distance=46' 20556+3809 SEI1317AB distance=46' 21015+3855 SEI1371 distance=47' 20589+3931 SEI1348 distance=47' 20591+3932 TOB 205 distance=48' 20555+3932 BKO 472 distance=51' 20550+3929 SEI1311 distance=51' 20530+3851 ALI 954 distance=53' 20547+3929 GRV 395 distance=54' 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 20577+3848 ES 2056 76 2.6
Show 20577+3849 SEI1332 64 9.1 3
Show 20577+3845 DAM 222 290 6.3 4
Show 20570+3842 SEI1327 89 4.6 9
Show 20578+3833 HJ 1600 152 23.7 15
Show 20566+3858 A 1436 52 0.6 15
Show 20586+3856 SEI1341 209 29.5 16
Show 20583+3904 SEI1340 199 10.2 19
Show 20562+3900 ES 2055 293 7.6 21
Show 20556+3856 MLB 785 5 6.4 25
Show 20556+3901 HJ 1596 295 18.2 27
Show 20558+3905 MLB 956 115 5.0 27
Show 20569+3818 KPP1144 248 8.9 31
Show 20580+3918 BKO 476 BD 246 6.0 32
Show 20580+3918 ES 1985 AB 276 8.4 32
Show 20580+3918 SEI1338 AC 277 32.7 32
Show 20554+3907 TDT2629 163 2.5 32
Show 20555+3909 MLB 887 246 10.4 33
Show 20572+3920 BKO 474 24 3.3 33
Show 20556+3911 MLB 784 25 4.6 33
Show 20571+3920 BKO 473 34 5.4 34
Show 20556+3912 SEI1319 70 32.1 34
Show 20554+3910 ES 1984 115 3.5 34
Show 20578+3923 BKO 475 265 5.5 36
Show 20569+3922 SEI1326 14 26.6 36
Show 20546+3900 SEI1308 93 6.0 37
Show 20587+3922 BKO 478 75 7.9 37
Show 20577+3926 SEI1334 106 16.9 38
Show 20559+3921 MLB 958 169 5.3 39
Show 20552+3915 MLB 782 AB 344 10.3 39
Show 20552+3915 SEI1313 AC 260 26.9 39
Show 20559+3922 MLB 957 134 2.8 40
Show 21009+3900 SEI1365 263 18.4 40
Show 20549+3913 MLB 781 296 8.6 41
Show 20550+3914 ES 1983 266 6.1 41
Show 20593+3924 TOB 207 228 22.0 42
Show 20595+3923 SEI1357 93 14.4 43
Show 20593+3925 SEI1353 113 17.5 43
Show 20546+3914 BKO 470 BC 280 2.9 44
Show 20546+3914 MLB 780 AB 64 9.6 44
Show 21013+3846 ES 2057 258 5.0 46
Show 20566+3932 SEI1325 140 27.8 46
Show 20556+3809 COU2222 Aa,Ab 109 0.7 46
Show 20556+3809 SEI1317 AB 171 22.7 46
Show 21015+3855 SEI1371 147 11.2 47
Show 20589+3931 SEI1348 295 26.4 47
Show 20591+3932 TOB 205 203 14.5 48
Show 20555+3932 BKO 472 67 5.7 51
Show 20550+3929 SEI1311 247 8.8 51
Show 20530+3851 ALI 954 61 8.9 53
Show 20547+3929 GRV 395 211 59.7 54

 
 
WDS 20577+3848 : COMPONENTS
 
 
  A
B pa=72.3°
sep=2.06"
 
 
20577+3848 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205734.08+384748.9 Mag 11.45 PmRA -14.00
PmDE -27.0 Tycho2 3167-00572-1 ADS 14480
Tycho2
Tycho2 3167-00572-1 Pflag RAmdeg 314.39198394 DEmdeg 38.79692034
PmRA -14.1 PmDE -26.7 E RAmdeg 52 E DEmdeg 47
E pmRA 1.9 E pmDE 1.8 EpRAm 1981.36 EpDEm 1982.55
Num 5 Q RAmdeg 0.9 Q DEmdeg 1.7 Q pmRA 0.8
Q pmDE 1.7 BTmag 11.917 E BTmag 0.084 VTmag 11.448
E VTmag 0.088 Prox 999 TYC T HIP
CCDM RAdeg 314.39202444 DEdeg 38.79697944 EpRA 1990 1.65
EpDE 1990 1.73 E RAdeg 55.7 E DEdeg 49.9 Posflg
Corr 0.1
 
 
20577+3848 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205734.25+384749.5 Mag 12.5 Calc delta mag 1.05
Calc coord yes