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Doubles in session


Current system
20470+3828
ES 2054


Nearby doubles
12' : 20461+3824
ALI 949

14' : 20476+3839
SEI1249

16' : 20478+3840
SEI1251

19' : 20476+3812
SEI1250

23' : 20450+3827
ALI 947

23' : 20470+3806
TDT2534

23' : 20471+3850
HJ 1575

27' : 20449+3839
ALI 951

27' : 20459+3852
COU2294

32' : 20461+3858
CRB 11

33' : 20453+3854
SEI1239

34' : 20498+3833
HJ 1582AB

36' : 20440+3839
COU2292

36' : 20440+3838
TDT2506

41' : 20436+3834
BRT2232

41' : 20488+3754
TDT2557

43' : 20464+3747
SEI1244

47' : 20449+3908
SEI1236

47' : 20498+3900
MLB 983

47' : 20433+3847
GRV 371

49' : 20507+3807
SEI1275

51' : 20511+3837
SEI1281

51' : 20457+3917
SEI1241

51' : 20480+3917
A 1434AB

52' : 20430+3850
ES 2053

54' : 20509+3855
SEI1278



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.

20470+3828 ES 2054

 
 
20h 46m 56.92s +38° 28' 07.1" P.A. 192.00 sep 2.7 mag 10.62,12.60
 
 
Coord 2000 20470+3828 Discov num ES 2054 Comp Coord arcsec 2000 20 46 56.92 +38 28 07.1
Date first 1923 Date last 2015 Obs 4
Pa first 189 Pa last 192 P.A. Now (θ) 192°
Sep first 3.0 Sep last 2.711 Sep. Now (ρ) 2.711"
Mag pri 10.62 Mag sec 12.60 delta mag (ΔM) 1.98 Spectral class
Pri motion ra -010 Sec motion ra
Pri motion dec +001 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3166-01092-1 Gaia DR2 2063392384540134656 ADS 14289
 
 
WDS 20470+3828 ES 2054 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20470+3828 ES 2054 1984 2 192 2.3 10.62 12.60 204656.92+382807.1
20470+3828 ES 2054 2011 3 192 2.8 10.62 12.60 204656.92+382807.1
20470+3828 ES 2054 2015 4 192 2.7 10.62 12.60 204656.92+382807.1

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

 
 
WDS 20470+3828 ES 2054 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20470+3828 ES 2054 : MEASURES
 
 
No records found.

 
 
WDS 20470+3828 : VIRTUAL EYEPIECE
 
 

20470+3828 ES 2054A mag 10.62 20470+3828 ES 2054B sep 2.7 P.A. 189.40 mag 12.6 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 20470+3828 : ALADIN DSS IMAGE @ 20h 46m 56.92s +38° 28' 07.1"
 
 
 
 
WDS 20470+3828 ES 2054 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20470+3828 ES 2054 distance=1' 20461+3824 ALI 949 distance=12' 20476+3839 SEI1249 distance=14' 20478+3840 SEI1251 distance=16' 20476+3812 SEI1250 distance=19' 20450+3827 ALI 947 distance=23' 20470+3806 TDT2534 distance=23' 20471+3850 HJ 1575 distance=23' 20449+3839 ALI 951 distance=27' 20459+3852 COU2294 distance=27' 20461+3858 CRB 11 distance=32' 20453+3854 SEI1239 distance=33' 20498+3833 HJ 1582AB distance=34' 20498+3833 HJ 1582AC distance=34' 20440+3839 COU2292 distance=36' 20440+3838 TDT2506 distance=36' 20436+3834 BRT2232 distance=41' 20488+3754 TDT2557 distance=41' 20464+3747 SEI1244 distance=43' 20449+3908 SEI1236 distance=47' 20498+3900 MLB 983 distance=47' 20433+3847 GRV 371 distance=47' 20507+3807 SEI1275 distance=49' 20511+3837 SEI1281 distance=51' 20457+3917 SEI1241 distance=51' 20480+3917 A 1434AB distance=51' 20480+3917 A 1434AB,C distance=51' 20430+3850 ES 2053 distance=52' 20509+3855 SEI1278 distance=54' 20489+3919 TDT2558 distance=56' 20447+3739 SEI1232 distance=57' 20468+3730 ALI 674 distance=58' 20420+3827 AG 263 distance=58' 20472+3730 J 1210 distance=59' 20445+3921 HJ 1572 distance=60' 20518+3820 ES 2123AB distance=61' 20518+3820 ES 2123AC distance=61' 20490+3925 TDT2560 distance=62' 20493+3923 SEI1263AB distance=62' 20493+3923 ALI 952BC distance=62' 20493+3923 DAM 26BD distance=62' 20432+3749 ES 2122AB distance=62' 20432+3749 FYM 323AC distance=62' 20435+3919 SEI1229 distance=64' 20506+3740 SKF1925 distance=65' 20415+3818 TDT2473 distance=66' 20510+3915 SEI1279BC distance=67' 20510+3915 SEI1279AB distance=67' 20521+3758 RAO 442 distance=68' 20441+3927 ES 1981 distance=68' 20419+3752 TDT2478 distance=70' 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 20470+3828 ES 2054 192 2.7 1
Show 20461+3824 ALI 949 313 11.9 12
Show 20476+3839 SEI1249 69 27.8 14
Show 20478+3840 SEI1251 42 15.2 16
Show 20476+3812 SEI1250 18 17.3 19
Show 20450+3827 ALI 947 69 6.9 23
Show 20470+3806 TDT2534 138 0.6 23
Show 20471+3850 HJ 1575 51 14.9 23
Show 20449+3839 ALI 951 49 11.1 27
Show 20459+3852 COU2294 125 0.9 27
Show 20461+3858 CRB 11 272 10.8 32
Show 20453+3854 SEI1239 40 26.8 33
Show 20498+3833 HJ 1582 AB 45 17.4 34
Show 20498+3833 HJ 1582 AC 327 28.7 34
Show 20440+3839 COU2292 240 0.3 36
Show 20440+3838 TDT2506 23 2.9 36
Show 20436+3834 BRT2232 269 5.8 41
Show 20488+3754 TDT2557 237 0.7 41
Show 20464+3747 SEI1244 149 22.5 43
Show 20449+3908 SEI1236 318 27.4 47
Show 20498+3900 MLB 983 191 3.8 47
Show 20433+3847 GRV 371 180 65.5 47
Show 20507+3807 SEI1275 196 22.2 49
Show 20511+3837 SEI1281 102 8.6 51
Show 20457+3917 SEI1241 309 7.1 51
Show 20480+3917 A 1434 AB 178 0.0 51
Show 20480+3917 A 1434 AB,C 256 2.5 51
Show 20430+3850 ES 2053 223 4.5 52
Show 20509+3855 SEI1278 135 25.5 54
Show 20489+3919 TDT2558 191 1.1 56
Show 20447+3739 SEI1232 240 28.9 57
Show 20468+3730 ALI 674 328 13.0 58
Show 20420+3827 AG 263 70 1.6 58
Show 20472+3730 J 1210 247 3.9 59
Show 20445+3921 HJ 1572 280 15.6 60
Show 20518+3820 ES 2123 AB 102 5.2 61
Show 20518+3820 ES 2123 AC 327 37.4 61
Show 20490+3925 TDT2560 38 1.1 62
Show 20493+3923 SEI1263 AB 98 23.6 62
Show 20493+3923 ALI 952 BC 50 4.9 62
Show 20493+3923 DAM 26 BD 53 9.5 62
Show 20432+3749 ES 2122 AB 71 5.4 62
Show 20432+3749 FYM 323 AC 142 20.4 62
Show 20435+3919 SEI1229 156 19.6 64
Show 20506+3740 SKF1925 170 13.8 65
Show 20415+3818 TDT2473 169 0.6 66
Show 20510+3915 SEI1279 BC 189 7.3 67
Show 20510+3915 SEI1279 AB 147 12.9 67
Show 20521+3758 RAO 442 81 2.6 68
Show 20441+3927 ES 1981 310 4.5 68
Show 20419+3752 TDT2478 339 1.9 70

 
 
WDS 20470+3828 : COMPONENTS
 
 
  A
B pa=189.4°
sep=2.69"
 
 
20470+3828 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204656.92+382807.1 Mag 10.62 PmRA -10.00
PmDE 1.0 Tycho2 3166-01092-1 ADS 14289 DM BD+37 4054
Tycho2
Tycho2 3166-01092-1 Pflag RAmdeg 311.73719560 DEmdeg 38.46865764
PmRA -9.5 PmDE 0.8 E RAmdeg 25 E DEmdeg 23
E pmRA 2.1 E pmDE 2.1 EpRAm 1987.95 EpDEm 1988.57
Num 4 Q RAmdeg 1.1 Q DEmdeg 4.7 Q pmRA 1.1
Q pmDE 4.7 BTmag 11.130 E BTmag 0.046 VTmag 10.619
E VTmag 0.043 Prox 713 TYC T HIP
CCDM RAdeg 311.73722944 DEdeg 38.46867917 EpRA 1990 1.64
EpDE 1990 1.74 E RAdeg 29.6 E DEdeg 27.4 Posflg
Corr 0.1
 
 
20470+3828 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204656.88+382804.4 Mag 12.6 Calc delta mag 1.98
Calc coord yes