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Current system
20555+4723
ES 95 AB


Nearby doubles
2' : 20555+4722
TOB 201AB

4' : 20558+4722
TOB 200

15' : 20546+4732
HJ 1594

17' : 20566+4712
HDS2982

30' : 20571+4658
TDS1108

32' : 20557+4755
ES 813

34' : 20567+4754
ES 814AB

35' : 20587+4734
A 757

37' : 20577+4752
KPP2318

39' : 20517+4721
TDT2584

45' : 20598+4731
STF2743AB

46' : 20522+4653
BRT2278

48' : 20597+4658
ES 1166

49' : 20598+4743
ES 815

55' : 20571+4632
TDT2653

55' : 20502+4732
ES 672

56' : 20539+4632
ES 673

56' : 21009+4730
BU 1290AB

58' : 20529+4814
ES 812

58' : 20573+4818
HDS2987

59' : 21011+4738
RAO 446

64' : 21016+4730
HDS2997

65' : 20585+4626
TDT2667

68' : 20531+4615
HJ 1591

69' : 20562+4615
A 753AB

70' : 20547+4614
YSC 163



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.

20555+4723 ES 95 AB

 
 
20h 55m 28.47s +47° 22' 55.0" P.A. 268.00 sep 6.5 mag 10.24,13.20
 
 
Coord 2000 20555+4723 Discov num ES   95 Comp AB Coord arcsec 2000 20 55 28.47 +47 22 55.0
Date first 1892 Date last 2015 Obs 10
Pa first 282 Pa last 267.9 P.A. Now (θ) 267.9°
Sep first 5.6 Sep last 6.5 Sep. Now (ρ) 6.5"
Mag pri 10.24 Mag sec 13.20 delta mag (ΔM) 2.96 Spectral class
Pri motion ra +013 Sec motion ra -003
Pri motion dec +010 Sec motion dec -001
Notes
rPM=1.184
This double is not physical.
 
 
20555+4723 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 55 28 +47 22 55 TDT 2632 Aa,Ab 1991 1 169 0.6 10.79 10.81 0.02
Show 20 55 28 +47 22 55 ES 95 AB 2015 10 268 6.5 10.24 13.20 2.96 <===
Show 20 55 28 +47 22 55 HJ 1597 AC 2015 11 127 13.6 10.24 12.20 1.96
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3579-03773-1 Gaia DR2 2166844295422117760
 
 
WDS 20555+4723 ES 95 AB : 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)
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20555+4723 ES 95 AB 2000 5 270 6.4 10.24 13.20 D 205528.47+472255.0
20555+4723 ES 95 AB 2003 6 269 6.5 10.24 13.20 D 205528.47+472255.0
20555+4723 ES 95 AB 2015 7 268 6.5 10.24 13.20 205528.47+472255.0

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

 
 
WDS 20555+4723 ES 95 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20555+4723 ES 95 AB : MEASURES
 
 
No records found.

 
 
WDS 20555+4723 : VIRTUAL EYEPIECE
 
 

20555+4723 ES 95A mag 10.24 20555+4723 TDT2632Ab sep 0.6 P.A. 172.60 mag 10.81 20555+4723 ES 95B sep 4.4 P.A. 266.90 mag 13.2 20555+4723 HJ 1597C sep 11.1 P.A. 138.40 mag 12.2 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 20555+4723 : ALADIN DSS IMAGE @ 20h 55m 28.47s +47° 22' 55.0"
 
 
 
 
WDS 20555+4723 ES 95 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20555+4723 TDT2632Aa,Ab distance=1' 20555+4723 ES 95AB distance=1' 20555+4723 HJ 1597AC distance=1' 20555+4722 TOB 201AB distance=2' 20555+4722 TOB 201AC distance=2' 20555+4722 TOB 201AD distance=2' 20555+4722 TOB 201CD distance=2' 20558+4722 TOB 200 distance=4' 20546+4732 HJ 1594 distance=15' 20566+4712 HDS2982 distance=17' 20571+4658 TDS1108 distance=30' 20557+4755 ES 813 distance=32' 20567+4754 ES 814AB distance=34' 20567+4754 CRB 14AC distance=34' 20587+4734 A 757 distance=35' 20577+4752 KPP2318 distance=37' 20517+4721 TDT2584 distance=39' 20598+4731 MCA 65Aa,Ab distance=45' 20598+4731 STF2743AB distance=45' 20598+4731 STF2743AC distance=45' 20598+4731 STF2743AD distance=45' 20598+4731 STF2743AE distance=45' 20522+4653 BRT2278 distance=46' 20597+4658 ES 1166 distance=48' 20598+4743 ES 815 distance=49' 20571+4632 TDT2653 distance=55' 20502+4732 ES 672 distance=55' 20539+4632 ES 673 distance=56' 21009+4730 BU 1290AB distance=56' 21009+4730 BU 1290AC distance=56' 21009+4730 BU 1290BD distance=56' 20529+4814 ES 812 distance=58' 20573+4818 HDS2987 distance=58' 21011+4738 RAO 446 distance=59' 21016+4730 HDS2997 distance=64' 20585+4626 TDT2667 distance=65' 20531+4615 HJ 1591 distance=68' 20562+4615 A 753AB distance=69' 20562+4615 A 753AB,C distance=69' 20547+4614 YSC 163 distance=70' 20499+4640 BU 250 distance=72' 20508+4628 BRT2276AB distance=73' 20508+4628 FYM 314AC distance=73' 20508+4628 FYM 314AD distance=73' 20496+4805 HJ 1584 distance=73' 20501+4635 ES 671 distance=73' 21008+4635 BU 156 distance=73' 21019+4802 COU2650 distance=76' 20481+4738 TDT2547 distance=77' 20482+4653 ES 669 distance=80' 21022+4641 ES 1167AB distance=81' 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 20555+4723 TDT2632 Aa,Ab 169 0.6 1
Show 20555+4723 ES 95 AB 268 6.5 1
Show 20555+4723 HJ 1597 AC 127 13.6 1
Show 20555+4722 TOB 201 AB 82 20.0 2
Show 20555+4722 TOB 201 AC 146 13.4 2
Show 20555+4722 TOB 201 AD 114 18.9 2
Show 20555+4722 TOB 201 CD 71 10.3 2
Show 20558+4722 TOB 200 91 11.5 4
Show 20546+4732 HJ 1594 48 9.1 15
Show 20566+4712 HDS2982 161 0.1 17
Show 20571+4658 TDS1108 96 1.0 30
Show 20557+4755 ES 813 237 7.3 32
Show 20567+4754 ES 814 AB 6.0 34
Show 20567+4754 CRB 14 AC 58 6.4 34
Show 20587+4734 A 757 103 4.1 35
Show 20577+4752 KPP2318 76 19.6 37
Show 20517+4721 TDT2584 177 2.4 39
Show 20598+4731 MCA 65 Aa,Ab 334 0.1 45
Show 20598+4731 STF2743 AB 353 21.0 45
Show 20598+4731 STF2743 AC 140 26.5 45
Show 20598+4731 STF2743 AD 222 39.3 45
Show 20598+4731 STF2743 AE 59 70.6 45
Show 20522+4653 BRT2278 196 3.2 46
Show 20597+4658 ES 1166 114 1.6 48
Show 20598+4743 ES 815 229 6.4 49
Show 20571+4632 TDT2653 301 2.3 55
Show 20502+4732 ES 672 166 4.6 55
Show 20539+4632 ES 673 76 5.2 56
Show 21009+4730 BU 1290 AB 35 9.3 56
Show 21009+4730 BU 1290 AC 266 3.5 56
Show 21009+4730 BU 1290 BD 22 2.5 56
Show 20529+4814 ES 812 169 8.5 58
Show 20573+4818 HDS2987 3 0.4 58
Show 21011+4738 RAO 446 338 1.7 59
Show 21016+4730 HDS2997 232 1.9 64
Show 20585+4626 TDT2667 17 1.1 65
Show 20531+4615 HJ 1591 134 10.1 68
Show 20562+4615 A 753 AB 256 1.0 69
Show 20562+4615 A 753 AB,C 263 9.3 69
Show 20547+4614 YSC 163 101 0.7 70
Show 20499+4640 BU 250 7 18.3 72
Show 20508+4628 BRT2276 AB 254 3.7 73
Show 20508+4628 FYM 314 AC 149 9.5 73
Show 20508+4628 FYM 314 AD 86 11.2 73
Show 20496+4805 HJ 1584 223 4.3 73
Show 20501+4635 ES 671 91 1.6 73
Show 21008+4635 BU 156 235 0.9 73
Show 21019+4802 COU2650 256 2.0 76
Show 20481+4738 TDT2547 73 2.5 77
Show 20482+4653 ES 669 28 6.8 80
Show 21022+4641 ES 1167 AB 226 5.2 81

 
 
WDS 20555+4723 : COMPONENTS
 
 
  A Ab B
Ab pa=172.6°
sep=0.56"
 
B pa=266.9°
sep=4.40"
pa=274.1°
sep=4.48"
 
C pa=138.4°
sep=11.06"
pa=136.7°
sep=10.60"
pa=124.4°
sep=14.22"
 
 
20555+4723 A
 
 
Coord arcsec 2000 205528.47+472255.0 Mag 10.24 PmRA 13.00 PmDE 10.0
Tycho2 3579-03773-1
Tycho2
Tycho2 3579-03773-1 Pflag RAmdeg 313.86864056 DEmdeg 47.38195038
PmRA 5.1 PmDE 8.2 E RAmdeg 29 E DEmdeg 27
E pmRA 1.5 E pmDE 1.4 EpRAm 1987.33 EpDEm 1987.73
Num 4 Q RAmdeg 1.3 Q DEmdeg 1.1 Q pmRA 1.3
Q pmDE 1.1 BTmag 10.848 E BTmag 0.050 VTmag 10.242
E VTmag 0.042 Prox 999 TYC T HIP
CCDM RAdeg 313.86862333 DEdeg 47.38193167 EpRA 1990 1.66
EpDE 1990 1.85 E RAdeg 30.3 E DEdeg 27.6 Posflg
Corr 0.0
 
 
20555+4723 Ab
 
 
Coord arcsec 2000 205528.48+472254.4 Mag 10.81 PmRA 5.00 PmDE 8.0
Calc delta mag 0.02 Calc coord yes
 
 
20555+4723 B
 
 
Coord arcsec 2000 205528.04+472254.8 Mag 13.2 PmRA -3.00 PmDE -1.0
Calc delta mag 2.41 Calc coord yes
 
 
20555+4723 C
 
 
Coord arcsec 2000 205529.19+472246.7 Mag 12.2 PmRA 15.00 PmDE 1.0
Calc delta mag 1.41 Calc coord yes