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Doubles in session


Current system
20578+4530
ES 676


Nearby doubles
2' : 20579+4532
ES 677

23' : 20599+4525
HEI 15

34' : 21010+4528
ES 1271

38' : 20566+4455
TRN 30

40' : 20541+4507
STT 422

41' : 20574+4451
LDS2472

41' : 20565+4452
LDS2470

45' : 20556+4453
COU2648

45' : 20542+4508
LDS5915

46' : 20535+4523
HDS2975

46' : 20565+4447
TOB 203

47' : 20563+4447
ES 675AB

48' : 20574+4443
LDS2473

48' : 20579+4442
COU2649

48' : 20558+4448
ES 674

48' : 20562+4615
A 753AB

50' : 20531+4615
HJ 1591

51' : 20549+4451
LDS2466

53' : 21012+4609
STT 426AB

53' : 21022+4506
LDS2481

54' : 20567+4439
BRT2283

55' : 20547+4614
YSC 163

56' : 20527+4547
TDT2597

56' : 20528+4551
COU2647

57' : 21028+4551
BU 1138AB

57' : 20585+4626
TDT2667



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.

20578+4530 ES 676

 
 
20h 57m 47.80s +45° 30' 22.1" P.A. 293.00 sep 7.6 mag 10.02,12.70
 
 
Coord 2000 20578+4530 Discov num ES  676 Comp Coord arcsec 2000 20 57 47.80 +45 30 22.1
Date first 1908 Date last 2015 Obs 8
Pa first 285 Pa last 293.3 P.A. Now (θ) 293.3°
Sep first 6.4 Sep last 7.614 Sep. Now (ρ) 7.614"
Mag pri 10.02 Mag sec 12.70 delta mag (ΔM) 2.68 Spectral class
Pri motion ra +007 Sec motion ra
Pri motion dec -017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3575-02614-1 Gaia DR2 2163116336843032192 ADS 14483
 
 
WDS 20578+4530 ES 676 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20578+4530 ES 676 2000 2 293 7.5 10.02 12.70 D 205747.80+453022.1
20578+4530 ES 676 2003 3 293 7.5 10.02 12.70 D 205747.80+453022.1
20578+4530 ES 676 2010 4 294 7.6 10.02 12.70 205747.80+453022.1
20578+4530 ES 676 2015 5 293 7.6 10.02 12.70 205747.80+453022.1

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

 
 
WDS 20578+4530 ES 676 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20578+4530 ES 676 : MEASURES
 
 
No records found.

 
 
WDS 20578+4530 : VIRTUAL EYEPIECE
 
 

20578+4530 ES 676A mag 10.02 20578+4530 ES 676B sep 5.8 P.A. 301.60 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 20578+4530 : ALADIN DSS IMAGE @ 20h 57m 47.80s +45° 30' 22.1"
 
 
 
 
WDS 20578+4530 ES 676 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20578+4530 ES 676 distance=0' 20579+4532 ES 677 distance=2' 20599+4525 HEI 15 distance=23' 21010+4528 ES 1271 distance=34' 20566+4455 TRN 30 distance=38' 20541+4507 STT 422 distance=40' 20574+4451 LDS2472 distance=41' 20565+4452 LDS2470 distance=41' 20556+4453 COU2648 distance=45' 20542+4508 LDS5915 distance=45' 20535+4523 HDS2975 distance=46' 20565+4447 TOB 203 distance=46' 20563+4447 ES 675AB distance=47' 20563+4447 ES 675BC distance=47' 20574+4443 LDS2473 distance=48' 20579+4442 COU2649 distance=48' 20558+4448 ES 674 distance=48' 20562+4615 A 753AB distance=48' 20562+4615 A 753AB,C distance=48' 20531+4615 HJ 1591 distance=50' 20549+4451 LDS2466 distance=51' 21012+4609 STT 426AB distance=53' 21012+4609 CIA 21Aa,Ab distance=53' 21022+4506 LDS2481 distance=53' 20567+4439 BRT2283 distance=54' 20547+4614 YSC 163 distance=55' 20527+4547 TDT2597 distance=56' 20528+4551 COU2647 distance=56' 21028+4551 KUI 104CD distance=56' 21028+4551 FYM 331CF distance=56' 21028+4551 BU 1138CE distance=56' 21028+4551 HLA 30CG distance=56' 21028+4551 BU 1138AB distance=57' 21028+4551 BU 1138AC distance=57' 20585+4626 TDT2667 distance=57' 20596+4432 LDS2477 distance=61' 20571+4632 TDT2653 distance=62' 20583+4428 RBR 50 distance=63' 20519+4537 SMA 122 distance=63' 20538+4443 LDS5914 distance=64' 20578+4425 LDS2474 distance=64' 20527+4607 A 750 distance=65' 20514+4519 ARG 40 distance=69' 20539+4632 ES 673 distance=72' 21008+4635 BU 156 distance=72' 21046+4541 ES 1168 distance=73' 21037+4616 TDT2719 distance=77' 20511+4459 LDS2459 distance=78' 20504+4525 LDS5912 distance=79' 20521+4438 HER 18 distance=81' 20500+4521 ES 2702 distance=83' 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 20578+4530 ES 676 293 7.6
Show 20579+4532 ES 677 160 5.8 2
Show 20599+4525 HEI 15 321 0.9 23
Show 21010+4528 ES 1271 26 3.1 34
Show 20566+4455 TRN 30 30 3.8 38
Show 20541+4507 STT 422 332 2.6 40
Show 20574+4451 LDS2472 254 1.7 41
Show 20565+4452 LDS2470 306 13.5 41
Show 20556+4453 COU2648 21 1.3 45
Show 20542+4508 LDS5915 43 18.0 45
Show 20535+4523 HDS2975 191 0.2 46
Show 20565+4447 TOB 203 329 15.8 46
Show 20563+4447 ES 675 AB 272 97.4 47
Show 20563+4447 ES 675 BC 108 3.7 47
Show 20574+4443 LDS2473 119 15.7 48
Show 20579+4442 COU2649 143 0.6 48
Show 20558+4448 ES 674 94 5.6 48
Show 20562+4615 A 753 AB 256 1.0 48
Show 20562+4615 A 753 AB,C 263 9.3 48
Show 20531+4615 HJ 1591 134 10.1 50
Show 20549+4451 LDS2466 287 4.8 51
Show 21012+4609 STT 426 AB 159 2.9 53
Show 21012+4609 CIA 21 Aa,Ab 30 0.0 53
Show 21022+4506 LDS2481 16 12.1 53
Show 20567+4439 BRT2283 339 6.0 54
Show 20547+4614 YSC 163 101 0.7 55
Show 20527+4547 TDT2597 327 1.3 56
Show 20528+4551 COU2647 225 0.4 56
Show 21028+4551 KUI 104 CD 85 2.7 56
Show 21028+4551 FYM 331 CF 39 11.9 56
Show 21028+4551 BU 1138 CE 249 23.6 56
Show 21028+4551 HLA 30 CG 148 7.3 56
Show 21028+4551 BU 1138 AB 172 0.1 57
Show 21028+4551 BU 1138 AC 330 152.1 57
Show 20585+4626 TDT2667 17 1.1 57
Show 20596+4432 LDS2477 285 8.0 61
Show 20571+4632 TDT2653 301 2.3 62
Show 20583+4428 RBR 50 76 0.4 63
Show 20519+4537 SMA 122 262 7.4 63
Show 20538+4443 LDS5914 124 6.2 64
Show 20578+4425 LDS2474 235 14.5 64
Show 20527+4607 A 750 211 0.1 65
Show 20514+4519 ARG 40 250 9.2 69
Show 20539+4632 ES 673 76 5.2 72
Show 21008+4635 BU 156 235 0.9 72
Show 21046+4541 ES 1168 118 1.4 73
Show 21037+4616 TDT2719 220 2.0 77
Show 20511+4459 LDS2459 228 43.7 78
Show 20504+4525 LDS5912 252 17.4 79
Show 20521+4438 HER 18 85 60.7 81
Show 20500+4521 ES 2702 348 8.6 83

 
 
WDS 20578+4530 : COMPONENTS
 
 
  A
B pa=301.6°
sep=5.75"
 
 
20578+4530 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205747.80+453022.1 Mag 10.02 PmRA 7.00
PmDE -17.0 Tycho2 3575-02614-1 ADS 14483 DM BD+44 3648
Tycho2
Tycho2 3575-02614-1 Pflag RAmdeg 314.44918282 DEmdeg 45.50614423
PmRA 5.6 PmDE -16.8 E RAmdeg 22 E DEmdeg 21
E pmRA 1.1 E pmDE 1.1 EpRAm 1987.78 EpDEm 1988.27
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.6 Q pmRA 1.5
Q pmDE 1.6 BTmag 10.406 E BTmag 0.034 VTmag 10.025
E VTmag 0.033 Prox 999 TYC T HIP
CCDM RAdeg 314.44916417 DEdeg 45.50618278 EpRA 1990 1.51
EpDE 1990 1.72 E RAdeg 21.8 E DEdeg 20.7 Posflg
Corr 0.1
CCDM
Ccdm 20578+4530 RComp Comp A Note1
Note2 Discov num DRAs -0.74 DDEs 24.1
R dRAs 45 Year Theta Rho
Obs 2 Vmag 9.9 Sp PmNote
PmRA PmDE Dm number +44 3648 Cat1 BD
Name2 Cat2 HD M HD
ADS BDS A14483 M ADS BDS N IDS IDS 20543N4507A
HIC
 
 
20578+4530 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205747.33+453025.1 Mag 12.7 Calc delta mag 2.68
Calc coord yes
CCDM
Ccdm 20578+4530 RComp Comp B Note1
Note2 Discov num ES 676 DRAs DDEs
R dRAs Year 1908 Theta 285 Rho 6.4
Obs 1 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14483 M ADS BDS N IDS IDS 20543N4507B
HIC