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Current system
20428+4132
ES 1571


Nearby doubles
7' : 20434+4131
HJ 1571

9' : 20428+4123
RAO 619

12' : 20421+4125
COU2420

21' : 20447+4131
MLB 25

34' : 20444+4103
COU2423AB

34' : 20417+4202
ES 1570

37' : 20442+4206
ES 1572

44' : 20413+4051
COU2419

48' : 20396+4202
A 399

49' : 20390+4109
TDT2451

52' : 20422+4041
MLB 23

55' : 20429+4036
MLB 24

55' : 20446+4041
HJ 1574

56' : 20446+4040
HJ 1573

57' : 20396+4215
GNS 11

58' : 20480+4126
ES 1681

60' : 20399+4221
FMR 159

63' : 20440+4030
SLN 85

63' : 20477+4204
BU 268

64' : 20408+4231
CBL 84

64' : 20425+4235
GRV 369

65' : 20479+4204
ES 1573

66' : 20432+4026
COU2421

67' : 20444+4027
TDT2510

69' : 20396+4035
STT 410AB

69' : 20436+4024
DAM1256



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.

20428+4132 ES 1571

 
 
20h 42m 51.07s +41° 31' 42.1" P.A. 39.00 sep 7.4 mag 11.00,11.10
 
 
Coord 2000 20428+4132 Discov num ES 1571 Comp Coord arcsec 2000 20 42 51.07 +41 31 42.1
Date first 1892 Date last 2015 Obs 10
Pa first 38 Pa last 38.7 P.A. Now (θ) 38.7°
Sep first 7.1 Sep last 7.363 Sep. Now (ρ) 7.363"
Mag pri 11.00 Mag sec 11.10 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -004 Sec motion ra +003
Pri motion dec -010 Sec motion dec -003
Notes
rPM=0.919
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2066159752219500160
 
 
WDS 20428+4132 ES 1571 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20428+4132 ES 1571 1999 4 39 7.4 11.00 11.10 D 204251.07+413142.1
20428+4132 ES 1571 2011 5 39 7.3 11.00 11.10 D 204251.07+413142.1
20428+4132 ES 1571 2015 7 39 7.4 11.00 11.10 204251.07+413142.1

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

 
 
WDS 20428+4132 ES 1571 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20428+4132 ES 1571 : MEASURES
 
 
No records found.

 
 
WDS 20428+4132 : VIRTUAL EYEPIECE
 
 

20428+4132 ES 1571A mag 11 20428+4132 ES 1571B sep 6.7 P.A. 31.00 mag 11.1 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 20428+4132 : ALADIN DSS IMAGE @ 20h 42m 51.07s +41° 31' 42.1"
 
 
 
 
WDS 20428+4132 ES 1571 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20428+4132 ES 1571 distance=0' 20434+4131 HJ 1571 distance=7' 20428+4123 RAO 619 distance=9' 20421+4125 COU2420 distance=12' 20447+4131 MLB 25 distance=21' 20444+4103 COU2423AB distance=34' 20444+4103 GRV 375AC distance=34' 20417+4202 ES 1570 distance=34' 20442+4206 ES 1572 distance=37' 20413+4051 COU2419 distance=44' 20396+4202 A 399 distance=48' 20390+4109 TDT2451 distance=49' 20422+4041 MLB 23 distance=52' 20429+4036 MLB 24 distance=55' 20446+4041 HJ 1574 distance=55' 20446+4040 HJ 1573 distance=56' 20396+4215 GNS 11 distance=57' 20480+4126 ES 1681 distance=58' 20399+4221 FMR 159 distance=60' 20440+4030 SLN 85 distance=63' 20477+4204 BU 268 distance=63' 20408+4231 CBL 84 distance=64' 20425+4235 GRV 369 distance=64' 20479+4204 ES 1573 distance=65' 20432+4026 COU2421 distance=66' 20444+4027 TDT2510 distance=67' 20396+4035 STT 410AB distance=69' 20396+4035 STT 410AB,C distance=69' 20396+4035 STT 410AB,D distance=69' 20436+4024 DAM1256 distance=69' 20366+4139 TDT2416 distance=71' 20472+4225 STT 414AB distance=72' 20472+4225 BOT 4AC distance=72' 20454+4023 OSO 133AB distance=75' 20454+4023 OSO 133AC distance=75' 20454+4023 OSO 133AD distance=75' 20454+4023 OSO 133AE distance=75' 20476+4038 CNT 9 distance=77' 20420+4015 A 1433 distance=78' 20426+4013 TDT2488 distance=79' 20358+4123 NML 1 distance=80' 20485+4041 ES 1682 distance=82' 20466+4020 ES 1982 distance=83' 20387+4024 ES 1979 distance=84' 20456+4014 TDT2519 distance=84' 20361+4056 CAN 23AB distance=85' 20361+4056 CAN 23AC distance=85' 20361+4056 CAN 23AD distance=85' 20361+4056 CAN 23AE distance=85' 20361+4056 CAN 23AF distance=85' 20405+4010 TOB 196BC distance=86' 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 20428+4132 ES 1571 39 7.4
Show 20434+4131 HJ 1571 59 7.3 7
Show 20428+4123 RAO 619 141 0.6 9
Show 20421+4125 COU2420 90 0.5 12
Show 20447+4131 MLB 25 207 5.7 21
Show 20444+4103 COU2423 AB 180 0.3 34
Show 20444+4103 GRV 375 AC 197 31.4 34
Show 20417+4202 ES 1570 118 4.7 34
Show 20442+4206 ES 1572 141 5.8 37
Show 20413+4051 COU2419 69 0.8 44
Show 20396+4202 A 399 82 0.9 48
Show 20390+4109 TDT2451 105 0.7 49
Show 20422+4041 MLB 23 41 7.6 52
Show 20429+4036 MLB 24 175 5.9 55
Show 20446+4041 HJ 1574 278 7.4 55
Show 20446+4040 HJ 1573 274 9.8 56
Show 20396+4215 GNS 11 182 3.7 57
Show 20480+4126 ES 1681 146 2.1 58
Show 20399+4221 FMR 159 76 135.7 60
Show 20440+4030 SLN 85 203 9.1 63
Show 20477+4204 BU 268 201 0.4 63
Show 20408+4231 CBL 84 160 16.0 64
Show 20425+4235 GRV 369 26 24.8 64
Show 20479+4204 ES 1573 39 5.0 65
Show 20432+4026 COU2421 110 0.3 66
Show 20444+4027 TDT2510 157 0.9 67
Show 20396+4035 STT 410 AB 3 0.9 69
Show 20396+4035 STT 410 AB,C 70 68.6 69
Show 20396+4035 STT 410 AB,D 327 106.6 69
Show 20436+4024 DAM1256 106 9.6 69
Show 20366+4139 TDT2416 352 0.7 71
Show 20472+4225 STT 414 AB 95 9.9 72
Show 20472+4225 BOT 4 AC 16 104.9 72
Show 20454+4023 OSO 133 AB 114 12.0 75
Show 20454+4023 OSO 133 AC 236 11.7 75
Show 20454+4023 OSO 133 AD 67 21.8 75
Show 20454+4023 OSO 133 AE 8 22.4 75
Show 20476+4038 CNT 9 292 9.0 77
Show 20420+4015 A 1433 24 0.8 78
Show 20426+4013 TDT2488 138 0.5 79
Show 20358+4123 NML 1 16 0.1 80
Show 20485+4041 ES 1682 152 3.1 82
Show 20466+4020 ES 1982 301 3.9 83
Show 20387+4024 ES 1979 303 7.6 84
Show 20456+4014 TDT2519 347 1.3 84
Show 20361+4056 CAN 23 AB 333 4.8 85
Show 20361+4056 CAN 23 AC 245 5.4 85
Show 20361+4056 CAN 23 AD 175 6.6 85
Show 20361+4056 CAN 23 AE 113 7.5 85
Show 20361+4056 CAN 23 AF 329 14.0 85
Show 20405+4010 TOB 196 BC 32 23.4 86

 
 
WDS 20428+4132 : COMPONENTS
 
 
  A
B pa=31.0°
sep=6.70"
 
 
20428+4132 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204251.07+413142.1 Mag 11 PmRA -4.00
PmDE -10.0
 
 
20428+4132 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204251.38+413147.8 Mag 11.1 PmRA 3.00
PmDE -3.0 Calc delta mag 0.1 Calc coord yes