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Doubles in session


Current system
21278+4748
ES 680


Nearby doubles
23' : 21263+4732
TDT2966

24' : 21288+4809
HJ 1651

24' : 21256+4741
ES 679

26' : 21291+4727
TDS1130

26' : 21297+4732
A 767

27' : 21303+4740
COU2440

30' : 21306+4742
ES 824

31' : 21308+4752
A 769

35' : 21246+4801
HJ 1644AB

37' : 21282+4713
ES 1171AB

38' : 21242+4801
SKF2397

39' : 21254+4818
ES 1102AB

41' : 21304+4717
ES 516

45' : 21316+4811
SWN 5

47' : 21315+4817
A 771AB

49' : 21314+4821
COU2441

49' : 21308+4827
A 770AB

51' : 21295+4836
SWN 1

51' : 21304+4832
SWN 3

55' : 21258+4658
OL 221

57' : 21238+4710
A 765AB

57' : 21314+4829
ARN 78AB

57' : 21321+4828
COU2442

58' : 21323+4821
DJU 7

59' : 21311+4701
CLZ 80

59' : 21332+4816
POP 55



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.

21278+4748 ES 680

 
 
21h 27m 48.17s +47° 48' 55.2" P.A. 331.00 sep 7.6 mag 9.59,13.00 Sp K3III
 
 
Coord 2000 21278+4748 Discov num ES  680 Comp Coord arcsec 2000 21 27 48.17 +47 48 55.2
Date first 1900 Date last 2015 Obs 8
Pa first 331 Pa last 330.5 P.A. Now (θ) 330.5°
Sep first 7.4 Sep last 7.644 Sep. Now (ρ) 7.644"
Mag pri 9.59 Mag sec 13.00 delta mag (ΔM) 3.41 Spectral class K3III (yellow-orange)
Pri motion ra +005 Sec motion ra
Pri motion dec +002 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3594-01362-1 Gaia DR2 1978512182828218240 ADS 14999
 
 
WDS 21278+4748 ES 680 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21278+4748 ES 680 2000 4 331 7.5 9.59 13.00 D 212748.17+474855.2
21278+4748 ES 680 2015 5 331 7.6 9.59 13.00 K3III 212748.17+474855.2

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

 
 
WDS 21278+4748 ES 680 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21278+4748 ES 680 : MEASURES
 
 
No records found.

 
 
WDS 21278+4748 : VIRTUAL EYEPIECE
 
 

21278+4748 ES 680A mag 9.59 Sp K3III 21278+4748 ES 680B sep 7.1 P.A. 339.20 mag 13 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 21278+4748 : ALADIN DSS IMAGE @ 21h 27m 48.17s +47° 48' 55.2"
 
 
 
 
WDS 21278+4748 ES 680 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21278+4748 ES 680 distance=0' 21263+4732 TDT2966 distance=23' 21288+4809 HJ 1651 distance=24' 21256+4741 ES 679 distance=24' 21291+4727 TDS1130 distance=26' 21297+4732 A 767 distance=26' 21303+4740 COU2440 distance=27' 21306+4742 ES 824 distance=30' 21308+4752 A 769 distance=31' 21246+4801 HJ 1644AB distance=35' 21246+4801 HJ 1644AC distance=35' 21282+4713 ES 1171AB distance=37' 21282+4713 ES 1171AC distance=37' 21254+4818 ES 1102BC distance=38' 21254+4818 CRB 7Ca,Cb distance=38' 21254+4818 ES 1102CD distance=38' 21242+4801 SKF2397 distance=38' 21254+4818 ES 1102AB distance=39' 21304+4717 ES 516 distance=41' 21316+4811 SWN 5 distance=45' 21315+4817 A 771AB distance=47' 21314+4821 COU2441 distance=49' 21308+4827 A 770AB distance=49' 21308+4827 A 770AB,C distance=49' 21308+4827 A 770AB,D distance=49' 21308+4827 A 770DE distance=51' 21295+4836 SWN 1 distance=51' 21304+4832 SWN 3 distance=51' 21258+4658 OL 221 distance=55' 21238+4710 A 765CD distance=56' 21238+4710 A 765AB distance=57' 21238+4710 A 765AB,C distance=57' 21314+4829 ARN 78AB distance=57' 21321+4828 COU2442 distance=57' 21323+4821 DJU 7 distance=58' 21311+4701 CLZ 80 distance=59' 21332+4816 POP 55 distance=59' 21300+4848 SWN 2 distance=63' 21231+4831 HDS3045 distance=63' 21327+4829 HJ 1657AB distance=64' 21338+4811 SWN 6 distance=65' 21342+4808 ES 519 distance=68' 21212+4804 ES 678 distance=68' 21306+4852 OSO 148AB distance=70' 21306+4852 OSO 148AC distance=70' 21306+4852 OSO 148AD distance=70' 21341+4718 HDS3072 distance=71' 21342+4721 BKO 160AB distance=71' 21342+4721 BKO 160AC distance=71' 21345+4725 ES 1172AB distance=71' 21345+4725 ES 1172AC distance=71' 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 21278+4748 ES 680 331 7.6
Show 21263+4732 TDT2966 196 0.8 23
Show 21288+4809 HJ 1651 334 11.9 24
Show 21256+4741 ES 679 275 3.6 24
Show 21291+4727 TDS1130 176 1.3 26
Show 21297+4732 A 767 169 1.3 26
Show 21303+4740 COU2440 179 0.5 27
Show 21306+4742 ES 824 353 6.0 30
Show 21308+4752 A 769 296 0.7 31
Show 21246+4801 HJ 1644 AB 114 24.1 35
Show 21246+4801 HJ 1644 AC 42 37.7 35
Show 21282+4713 ES 1171 AB 197 3.8 37
Show 21282+4713 ES 1171 AC 232 21.5 37
Show 21254+4818 ES 1102 BC 38 7.0 38
Show 21254+4818 CRB 7 Ca,Cb 110 1.6 38
Show 21254+4818 ES 1102 CD 110 3.6 38
Show 21242+4801 SKF2397 246 2.8 38
Show 21254+4818 ES 1102 AB 195 49.1 39
Show 21304+4717 ES 516 147 3.4 41
Show 21316+4811 SWN 5 30 5.1 45
Show 21315+4817 A 771 AB 50 0.0 47
Show 21314+4821 COU2441 304 0.2 49
Show 21308+4827 A 770 AB 143 0.1 49
Show 21308+4827 A 770 AB,C 317 1.1 49
Show 21308+4827 A 770 AB,D 15 98.9 49
Show 21308+4827 A 770 DE 41 7.2 51
Show 21295+4836 SWN 1 2 5.3 51
Show 21304+4832 SWN 3 142 1.0 51
Show 21258+4658 OL 221 14 2.2 55
Show 21238+4710 A 765 CD 345 5.9 56
Show 21238+4710 A 765 AB 22 0.6 57
Show 21238+4710 A 765 AB,C 22 26.4 57
Show 21314+4829 ARN 78 AB 101 50.0 57
Show 21321+4828 COU2442 300 0.2 57
Show 21323+4821 DJU 7 98 3.1 58
Show 21311+4701 CLZ 80 346 9.3 59
Show 21332+4816 POP 55 201 4.9 59
Show 21300+4848 SWN 2 352 3.1 63
Show 21231+4831 HDS3045 63 0.1 63
Show 21327+4829 HJ 1657 AB 16 23.1 64
Show 21338+4811 SWN 6 272 6.2 65
Show 21342+4808 ES 519 318 8.2 68
Show 21212+4804 ES 678 115 4.4 68
Show 21306+4852 OSO 148 AB 170 16.1 70
Show 21306+4852 OSO 148 AC 119 23.8 70
Show 21306+4852 OSO 148 AD 346 18.6 70
Show 21341+4718 HDS3072 49 0.3 71
Show 21342+4721 BKO 160 AB 195 9.1 71
Show 21342+4721 BKO 160 AC 12 7.5 71
Show 21345+4725 ES 1172 AB 104 6.4 71
Show 21345+4725 ES 1172 AC 205 16.3 71

 
 
WDS 21278+4748 : COMPONENTS
 
 
  A
B pa=339.2°
sep=7.12"
 
 
21278+4748 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212748.17+474855.2 Mag 9.59 Spectral class K3III (yellow-orange)
PmRA 5.00 PmDE 2.0 Tycho2 3594-01362-1 ADS 14999
DM BD+47 3415
Tycho2
Tycho2 3594-01362-1 Pflag RAmdeg 321.95071069 DEmdeg 47.81534921
PmRA 4.8 PmDE 2.5 E RAmdeg 19 E DEmdeg 18
E pmRA 1.8 E pmDE 1.7 EpRAm 1990.49 EpDEm 1990.53
Num 4 Q RAmdeg 0.5 Q DEmdeg 0.4 Q pmRA 0.5
Q pmDE 0.4 BTmag 11.344 E BTmag 0.062 VTmag 9.588
E VTmag 0.022 Prox 871 TYC T HIP
CCDM RAdeg 321.95069417 DEdeg 47.81534333 EpRA 1990 1.70
EpDE 1990 1.75 E RAdeg 19.2 E DEdeg 18.1 Posflg
Corr 0.2
 
 
21278+4748 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212747.92+474901.9 Mag 13 Calc delta mag 3.41
Calc coord yes