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Doubles in session


Current system
20430+3850
ES 2053


Nearby doubles
5' : 20433+3847
GRV 371

17' : 20440+3839
COU2292

17' : 20440+3838
TDT2506

18' : 20436+3834
BRT2232

25' : 20420+3827
AG 263

25' : 20449+3839
ALI 951

28' : 20410+3905
HJ 612AB

29' : 20453+3854
SEI1239

29' : 20449+3908
SEI1236

30' : 20435+3919
SEI1229

33' : 20450+3827
ALI 947

33' : 20402+3846
TDT2459

35' : 20459+3852
COU2294

36' : 20415+3818
TDT2473

37' : 20445+3921
HJ 1572

39' : 20461+3858
CRB 11

40' : 20438+3928
SEI1230

41' : 20441+3927
ES 1981

42' : 20457+3917
SEI1241

43' : 20396+3908
SEI1210

44' : 20461+3824
ALI 949

46' : 20400+3821
KPP 5

48' : 20471+3850
HJ 1575

48' : 20392+3910
MLB 954AB

52' : 20470+3828
ES 2054

52' : 20387+3838
STF2708AB



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.

20430+3850 ES 2053

 
 
20h 42m 57.58s +38° 49' 08.8" P.A. 223.00 sep 4.5 mag 11.63,13.10
 
 
Coord 2000 20430+3850 Discov num ES 2053 Comp Coord arcsec 2000 20 42 57.58 +38 49 08.8
Date first 1923 Date last 2016 Obs 6
Pa first 217 Pa last 223.3 P.A. Now (θ) 223.3°
Sep first 4.0 Sep last 4.54 Sep. Now (ρ) 4.54"
Mag pri 11.63 Mag sec 13.10 delta mag (ΔM) 1.47 Spectral class
Pri motion ra +004 Sec motion ra
Pri motion dec +003 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3166-00915-1 Gaia DR2 2063635406663249664
 
 
WDS 20430+3850 ES 2053 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20430+3850 ES 2053 1999 2 222 4.5 11.63 13.10 D 204257.58+384908.8
20430+3850 ES 2053 2002 3 222 4.5 11.63 13.10 D 204257.58+384908.8
20430+3850 ES 2053 2010 4 225 3.9 11.63 13.10 204257.58+384908.8
20430+3850 ES 2053 2016 6 223 4.5 11.63 13.10 204257.58+384908.8

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

 
 
WDS 20430+3850 ES 2053 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20430+3850 ES 2053 : MEASURES
 
 
No records found.

 
 
WDS 20430+3850 : VIRTUAL EYEPIECE
 
 

20430+3850 ES 2053A mag 11.63 20430+3850 ES 2053B sep 4.1 P.A. 216.30 mag 13.1 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 20430+3850 : ALADIN DSS IMAGE @ 20h 42m 57.58s +38° 49' 08.8"
 
 
 
 
WDS 20430+3850 ES 2053 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20430+3850 ES 2053 distance=0' 20433+3847 GRV 371 distance=5' 20440+3839 COU2292 distance=17' 20440+3838 TDT2506 distance=17' 20436+3834 BRT2232 distance=18' 20420+3827 AG 263 distance=25' 20449+3839 ALI 951 distance=25' 20410+3905 MCA 62Aa,Ab distance=28' 20410+3905 HJ 612AB distance=28' 20453+3854 SEI1239 distance=29' 20449+3908 SEI1236 distance=29' 20435+3919 SEI1229 distance=30' 20450+3827 ALI 947 distance=33' 20402+3846 TDT2459 distance=33' 20459+3852 COU2294 distance=35' 20415+3818 TDT2473 distance=36' 20445+3921 HJ 1572 distance=37' 20461+3858 CRB 11 distance=39' 20438+3928 SEI1230 distance=40' 20441+3927 ES 1981 distance=41' 20457+3917 SEI1241 distance=42' 20396+3908 SEI1210 distance=43' 20461+3824 ALI 949 distance=44' 20400+3821 KPP 5 distance=46' 20471+3850 HJ 1575 distance=48' 20392+3910 MLB 954AB distance=48' 20392+3910 MLB 954AC distance=48' 20470+3828 ES 2054 distance=52' 20387+3838 STF2708AB distance=52' 20387+3838 STF2708AC distance=52' 20387+3838 STF2708AD distance=52' 20412+3801 ES 2512 distance=53' 20408+3802 ALI 672 distance=53' 20434+3943 TDT2497 distance=55' 20476+3839 SEI1249 distance=56' 20478+3840 SEI1251 distance=58' 20427+3947 TDT2491 distance=58' 20419+3752 TDT2478 distance=59' 20404+3758 SEI1212AB distance=60' 20404+3758 FYM 327AC distance=60' 20432+3749 ES 2122AB distance=61' 20432+3749 FYM 323AC distance=61' 20379+3909 SEI1198 distance=63' 20390+3804 SEI1204 distance=63' 20416+3950 COU2290 distance=63' 20470+3806 TDT2534 distance=65' 20480+3917 A 1434AB distance=66' 20480+3917 A 1434AB,C distance=66' 20419+3953 SEI1222 distance=66' 20384+3811 TDT2444Aa,Ab distance=66' 20378+3824 SEI1195 distance=67' 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 20430+3850 ES 2053 223 4.5
Show 20433+3847 GRV 371 180 65.5 5
Show 20440+3839 COU2292 240 0.3 17
Show 20440+3838 TDT2506 23 2.9 17
Show 20436+3834 BRT2232 269 5.8 18
Show 20420+3827 AG 263 70 1.6 25
Show 20449+3839 ALI 951 49 11.1 25
Show 20410+3905 MCA 62 Aa,Ab 276 0.1 28
Show 20410+3905 HJ 612 AB 9 48.9 28
Show 20453+3854 SEI1239 40 26.8 29
Show 20449+3908 SEI1236 318 27.4 29
Show 20435+3919 SEI1229 156 19.6 30
Show 20450+3827 ALI 947 69 6.9 33
Show 20402+3846 TDT2459 36 1.4 33
Show 20459+3852 COU2294 125 0.9 35
Show 20415+3818 TDT2473 169 0.6 36
Show 20445+3921 HJ 1572 280 15.6 37
Show 20461+3858 CRB 11 272 10.8 39
Show 20438+3928 SEI1230 124 25.3 40
Show 20441+3927 ES 1981 310 4.5 41
Show 20457+3917 SEI1241 309 7.1 42
Show 20396+3908 SEI1210 303 12.0 43
Show 20461+3824 ALI 949 313 11.9 44
Show 20400+3821 KPP 5 337 3.1 46
Show 20471+3850 HJ 1575 51 14.9 48
Show 20392+3910 MLB 954 AB 57 3.1 48
Show 20392+3910 MLB 954 AC 284 109.5 48
Show 20470+3828 ES 2054 192 2.7 52
Show 20387+3838 STF2708 AB 323 57.9 52
Show 20387+3838 STF2708 AC 336 40.6 52
Show 20387+3838 STF2708 AD 231 115.6 52
Show 20412+3801 ES 2512 327 6.9 53
Show 20408+3802 ALI 672 167 12.4 53
Show 20434+3943 TDT2497 317 0.5 55
Show 20476+3839 SEI1249 69 27.8 56
Show 20478+3840 SEI1251 42 15.2 58
Show 20427+3947 TDT2491 275 1.4 58
Show 20419+3752 TDT2478 339 1.9 59
Show 20404+3758 SEI1212 AB 195 18.9 60
Show 20404+3758 FYM 327 AC 30 14.0 60
Show 20432+3749 ES 2122 AB 71 5.4 61
Show 20432+3749 FYM 323 AC 142 20.4 61
Show 20379+3909 SEI1198 307 13.9 63
Show 20390+3804 SEI1204 291 7.8 63
Show 20416+3950 COU2290 43 0.5 63
Show 20470+3806 TDT2534 138 0.6 65
Show 20480+3917 A 1434 AB 178 0.0 66
Show 20480+3917 A 1434 AB,C 256 2.5 66
Show 20419+3953 SEI1222 77 25.4 66
Show 20384+3811 TDT2444 Aa,Ab 319 1.0 66
Show 20378+3824 SEI1195 219 9.1 67

 
 
WDS 20430+3850 : COMPONENTS
 
 
  A
B pa=216.3°
sep=4.10"
 
 
20430+3850 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204257.58+384908.8 Mag 11.63 PmRA 4.00
PmDE 3.0 Tycho2 3166-00915-1
Tycho2
Tycho2 3166-00915-1 Pflag RAmdeg 310.73993763 DEmdeg 38.81912148
PmRA 4.6 PmDE 1.1 E RAmdeg 44 E DEmdeg 49
E pmRA 2.6 E pmDE 2.5 EpRAm 1985.05 EpDEm 1985.29
Num 4 Q RAmdeg 4.2 Q DEmdeg 4.0 Q pmRA 4.2
Q pmDE 4.0 BTmag 12.208 E BTmag 0.125 VTmag 11.632
E VTmag 0.105 Prox 552 TYC T HIP
CCDM RAdeg 310.74000694 DEdeg 38.81916139 EpRA 1990 1.67
EpDE 1990 1.76 E RAdeg 61.9 E DEdeg 58.2 Posflg
Corr 0.1
 
 
20430+3850 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204257.37+384905.5 Mag 13.1 Calc delta mag 1.47
Calc coord yes