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Doubles in session


Current system
20272+3949
ES 1976


Nearby doubles
1' : 20272+3948
SEI1127

13' : 20280+3958
TDT2299

18' : 20277+3932
TDT2292

20' : 20283+4005
COU2538

23' : 20257+4004
TOR 25AB

27' : 20255+4006
D 22AB

27' : 20263+3925
ES 1975

27' : 20253+4003
MLB 22

31' : 20286+3923
TDT2315

31' : 20298+3939
LSC 90

32' : 20290+3924
ALI1144

33' : 20254+4014
MLR 1

34' : 20294+4011
ALV 6

34' : 20259+4019
ALI1142

35' : 20248+4009
HO 278

37' : 20244+4002
MLB 21

38' : 20292+3919
SEI1134

38' : 20301+4007
ES 245

39' : 20259+3914
SEI1122

39' : 20296+4021
STN 50

40' : 20271+3910
TDT2284

41' : 20271+3909
ALI 932

42' : 20287+3911
CBL 83

42' : 20264+4029
MLB1087

43' : 20237+3937
ALI1141

45' : 20299+4022
HJ 1525AB



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.

20272+3949 ES 1976

 
 
20h 27m 15.59s +39° 49' 08.9" P.A. 79.00 sep 3.8 mag 12.20,12.30
 
 
Coord 2000 20272+3949 Discov num ES 1976 Comp Coord arcsec 2000 20 27 15.59 +39 49 08.9
Date first 1922 Date last 2016 Obs 7
Pa first 79 Pa last 79.3 P.A. Now (θ) 79.3°
Sep first 3.5 Sep last 3.79 Sep. Now (ρ) 3.79"
Mag pri 12.20 Mag sec 12.30 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -037 Sec motion ra +008
Pri motion dec -004 Sec motion dec -004
Notes
rPM=1.209
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2067269258237502336
 
 
WDS 20272+3949 ES 1976 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20272+3949 ES 1976 1998 4 80 3.8 12.20 12.30 D 202715.59+394908.9
20272+3949 ES 1976 2002 5 80 3.7 12.20 12.30 D 202715.59+394908.9
20272+3949 ES 1976 2015 6 79 3.8 12.20 12.30 202715.59+394908.9
20272+3949 ES 1976 2016 7 79 3.8 12.20 12.30 202715.59+394908.9

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

 
 
WDS 20272+3949 ES 1976 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20272+3949 ES 1976 : MEASURES
 
 
No records found.

 
 
WDS 20272+3949 : VIRTUAL EYEPIECE
 
 

20272+3949 ES 1976A mag 12.2 20272+3949 ES 1976B sep 3.0 P.A. 76.20 mag 12.3 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 20272+3949 : ALADIN DSS IMAGE @ 20h 27m 15.59s +39° 49' 08.9"
 
 
 
 
WDS 20272+3949 ES 1976 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20272+3949 ES 1976 distance=0' 20272+3948 SEI1127 distance=1' 20280+3958 TDT2299 distance=13' 20277+3932 TDT2292 distance=18' 20283+4005 COU2538 distance=20' 20257+4004 TOR 25AB distance=23' 20257+4004 POP 199AC distance=23' 20255+4006 D 22AB distance=27' 20255+4006 D 22AC distance=27' 20255+4006 POP 224AD distance=27' 20263+3925 ES 1975 distance=27' 20253+4003 MLB 22 distance=27' 20286+3923 TDT2315 distance=31' 20298+3939 LSC 90 distance=31' 20290+3924 ALI1144 distance=32' 20254+4014 MLR 1 distance=33' 20294+4011 ALV 6 distance=34' 20259+4019 ALI1142 distance=34' 20248+4009 HO 278 distance=35' 20244+4002 MLB 21 distance=37' 20292+3919 SEI1134 distance=38' 20301+4007 ES 245 distance=38' 20259+3914 SEI1122 distance=39' 20296+4021 STN 50 distance=39' 20271+3910 TDT2284 distance=40' 20271+3909 ALI 932 distance=41' 20287+3911 CBL 83 distance=42' 20264+4029 MLB1087 distance=42' 20237+3937 ALI1141 distance=43' 20299+4022 HJ 1525AB distance=45' 20299+4022 HJ 1525AC distance=45' 20306+4015 STJ 84 distance=46' 20311+3935 LDS6414 distance=46' 20275+3902 TDT2290 distance=47' 20278+4036 TDT2294 distance=48' 20283+4038 TDT2306 distance=51' 20241+3912 SEI1115 distance=53' 20235+3918 SEI1111 distance=54' 20293+3901 DAM 315 distance=54' 20239+3912 J 129 distance=54' 20296+3901 ALI 936AB distance=56' 20296+3901 SEI1137AC distance=56' 20240+3906 FGS 32 distance=58' 20249+3858 COU2418 distance=59' 20251+4042 TDT2253 distance=59' 20261+3852 MLB1017 distance=59' 20296+3856 MLB 775 distance=60' 20319+3920 HJ 1531 distance=61' 20230+3913 STTA206AB distance=62' 20230+3913 STTA206AD distance=62' 20230+3913 SEI1107BC distance=63' 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 20272+3949 ES 1976 79 3.8
Show 20272+3948 SEI1127 116 26.3 1
Show 20280+3958 TDT2299 8 0.5 13
Show 20277+3932 TDT2292 167 0.5 18
Show 20283+4005 COU2538 31 1.0 20
Show 20257+4004 TOR 25 AB 191 4.7 23
Show 20257+4004 POP 199 AC 245 59.6 23
Show 20255+4006 D 22 AB 163 2.9 27
Show 20255+4006 D 22 AC 114 18.1 27
Show 20255+4006 POP 224 AD 98 71.2 27
Show 20263+3925 ES 1975 26 4.1 27
Show 20253+4003 MLB 22 227 6.2 27
Show 20286+3923 TDT2315 141 1.5 31
Show 20298+3939 LSC 90 335 0.1 31
Show 20290+3924 ALI1144 165 11.6 32
Show 20254+4014 MLR 1 213 0.4 33
Show 20294+4011 ALV 6 259 0.6 34
Show 20259+4019 ALI1142 56 12.1 34
Show 20248+4009 HO 278 70 0.1 35
Show 20244+4002 MLB 21 15 8.8 37
Show 20292+3919 SEI1134 32 3.8 38
Show 20301+4007 ES 245 158 4.1 38
Show 20259+3914 SEI1122 271 27.6 39
Show 20296+4021 STN 50 170 6.3 39
Show 20271+3910 TDT2284 101 1.9 40
Show 20271+3909 ALI 932 194 14.2 41
Show 20287+3911 CBL 83 172 41.8 42
Show 20264+4029 MLB1087 98 9.5 42
Show 20237+3937 ALI1141 21 11.5 43
Show 20299+4022 HJ 1525 AB 234 9.2 45
Show 20299+4022 HJ 1525 AC 39 17.1 45
Show 20306+4015 STJ 84 34 1.2 46
Show 20311+3935 LDS6414 346 8.0 46
Show 20275+3902 TDT2290 285 0.8 47
Show 20278+4036 TDT2294 310 2.2 48
Show 20283+4038 TDT2306 156 1.1 51
Show 20241+3912 SEI1115 181 23.6 53
Show 20235+3918 SEI1111 10 25.3 54
Show 20293+3901 DAM 315 281 10.3 54
Show 20239+3912 J 129 35 3.3 54
Show 20296+3901 ALI 936 AB 77 10.5 56
Show 20296+3901 SEI1137 AC 310 22.0 56
Show 20240+3906 FGS 32 -1 -1.0 58
Show 20249+3858 COU2418 331 2.0 59
Show 20251+4042 TDT2253 239 2.4 59
Show 20261+3852 MLB1017 21 3.2 59
Show 20296+3856 MLB 775 167 10.8 60
Show 20319+3920 HJ 1531 318 6.4 61
Show 20230+3913 STTA206 AB 254 43.7 62
Show 20230+3913 STTA206 AD 259 24.5 62
Show 20230+3913 SEI1107 BC 69 19.3 63

 
 
WDS 20272+3949 : COMPONENTS
 
 
  A
B pa=76.2°
sep=2.95"
 
 
20272+3949 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202715.59+394908.9 Mag 12.2 PmRA -37.00
PmDE -4.0
 
 
20272+3949 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202715.84+394909.6 Mag 12.3 PmRA 8.00
PmDE -4.0 Calc delta mag 0.1 Calc coord yes