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Current system
21327+2930
ES 517


Nearby doubles
23' : 21327+2954
HEI 190

28' : 21331+2958
J 3141AB

38' : 21301+2946
GRV 471

41' : 21356+2918
GRV 481

42' : 21346+2856
J 2352

45' : 21332+3015
ES 379

49' : 21363+2917
BRT 56

54' : 21348+3016
ES 380AB

56' : 21355+3012
UC 4502

57' : 21362+3003
BU 167

57' : 21318+3026
TDT3010

60' : 21289+3002
MLB 668

60' : 21353+3020
MLB 718

66' : 21364+3015
MLB 719

73' : 21273+2917
TDT2976

75' : 21319+3044
UC 4485

78' : 21383+2958
HJ 1670

78' : 21320+2814
TDT3012

79' : 21384+2953
MLB 491

80' : 21353+3043
TDT3047

86' : 21353+2812
CHR 103

87' : 21301+3050
COU 941

88' : 21334+3058
KU 132AB

89' : 21342+2804
NSN 66AB

90' : 21259+2935
TDT2959

92' : 21294+3049
ES 2442



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.

21327+2930 ES 517

 
 
21h 32m 43.60s +29° 30' 23.0" P.A. 240.00 sep 2.5 mag 10.50,11.54 Sp F8
 
 
Coord 2000 21327+2930 Discov num ES  517 Comp Coord arcsec 2000 21 32 43.60 +29 30 23.0
Date first 1907 Date last 2015 Obs 5
Pa first 239 Pa last 240 P.A. Now (θ) 240°
Sep first 2.1 Sep last 2.49 Sep. Now (ρ) 2.49"
Mag pri 10.50 Mag sec 11.54 delta mag (ΔM) 1.04 Spectral class F8 (yellow-white)
Pri motion ra -002 Sec motion ra -002
Pri motion dec -006 Sec motion dec -006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2200-00751-1 Gaia DR2 1849250503472613632
 
 
WDS 21327+2930 ES 517 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21327+2930 ES 517 2001 4 240 2.5 10.50 11.54 F8 213243.60+293023.0
21327+2930 ES 517 2015 5 240 2.5 10.50 11.54 F8 213243.60+293023.0

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

 
 
WDS 21327+2930 ES 517 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21327+2930 ES 517 : MEASURES
 
 
No records found.

 
 
WDS 21327+2930 : VIRTUAL EYEPIECE
 
 

21327+2930 ES 517A mag 10.5 Sp F8 21327+2930 ES 517B sep 2.2 P.A. 236.40 mag 11.54 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 21327+2930 : ALADIN DSS IMAGE @ 21h 32m 43.60s +29° 30' 23.0"
 
 
 
 
WDS 21327+2930 ES 517 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21327+2930 ES 517 distance=1' 21327+2954 HEI 190 distance=23' 21331+2958 J 3141AB distance=28' 21331+2958 LOS 5AC distance=28' 21331+2958 LOS 5BC distance=28' 21301+2946 GRV 471 distance=38' 21356+2918 GRV 481 distance=41' 21346+2856 J 2352 distance=42' 21332+3015 ES 379 distance=45' 21363+2917 BRT 56 distance=49' 21348+3016 ES 380AB distance=54' 21348+3016 ES 380AC distance=54' 21348+3016 ES 380CD distance=54' 21355+3012 UC 4502 distance=56' 21362+3003 BU 167 distance=57' 21318+3026 TDT3010 distance=57' 21289+3002 MLB 668 distance=60' 21353+3020 MLB 718 distance=60' 21364+3015 MLB 719 distance=66' 21273+2917 TDT2976 distance=73' 21319+3044 UC 4485 distance=75' 21383+2958 HJ 1670 distance=78' 21320+2814 TDT3012 distance=78' 21384+2953 MLB 491 distance=79' 21353+3043 TDT3047 distance=80' 21353+2812 CHR 103 distance=86' 21301+3050 COU 941 distance=87' 21334+3058 COU 732Aa,Ab distance=88' 21334+3058 KU 132AB distance=88' 21342+2804 NSN 66AB distance=89' 21259+2935 TDT2959 distance=90' 21294+3049 ES 2442 distance=92' 21401+2928 BRT 57 distance=93' 21395+3009 A 772 distance=97' 21253+2928 COU 940 distance=97' 21256+2957 J 3139 distance=99' 21358+3101 HJ 939CD distance=99' 21358+3101 HJ 939AB distance=99' 21358+3101 STF2808AC distance=99' 21331+2751 UC 4494 distance=100' 21358+3104 HJ 940 distance=102' 21307+3107 J 2351 distance=103' 21384+3044 LDS4900 distance=104' 21291+3102 BRT 288 distance=104' 21390+2826 ES 520 distance=105' 21410+2920 STT 448 distance=109' 21268+3050 A 1221 distance=111' 21319+3121 J 1236 distance=111' 21412+2955 GRV 491 distance=114' 21263+2814 CVR 902 distance=114' 21245+3015 A 1219AB distance=116' 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 21327+2930 ES 517 240 2.5 1
Show 21327+2954 HEI 190 81 1.8 23
Show 21331+2958 J 3141 AB 313 6.8 28
Show 21331+2958 LOS 5 AC 350 6.1 28
Show 21331+2958 LOS 5 BC 70 4.1 28
Show 21301+2946 GRV 471 306 21.0 38
Show 21356+2918 GRV 481 184 64.0 41
Show 21346+2856 J 2352 247 6.4 42
Show 21332+3015 ES 379 300 9.0 45
Show 21363+2917 BRT 56 306 3.2 49
Show 21348+3016 ES 380 AB 49 16.2 54
Show 21348+3016 ES 380 AC 106 61.5 54
Show 21348+3016 ES 380 CD 312 2.9 54
Show 21355+3012 UC 4502 264 46.1 56
Show 21362+3003 BU 167 89 1.7 57
Show 21318+3026 TDT3010 331 0.6 57
Show 21289+3002 MLB 668 240 4.8 60
Show 21353+3020 MLB 718 307 8.1 60
Show 21364+3015 MLB 719 136 6.0 66
Show 21273+2917 TDT2976 275 0.6 73
Show 21319+3044 UC 4485 24 25.4 75
Show 21383+2958 HJ 1670 78 11.7 78
Show 21320+2814 TDT3012 210 2.1 78
Show 21384+2953 MLB 491 34 4.8 79
Show 21353+3043 TDT3047 19 2.4 80
Show 21353+2812 CHR 103 110 0.2 86
Show 21301+3050 COU 941 300 0.1 87
Show 21334+3058 COU 732 Aa,Ab 265 0.5 88
Show 21334+3058 KU 132 AB 256 53.6 88
Show 21342+2804 NSN 66 AB 275 4.0 89
Show 21259+2935 TDT2959 99 0.5 90
Show 21294+3049 ES 2442 251 6.7 92
Show 21401+2928 BRT 57 137 5.0 93
Show 21395+3009 A 772 112 0.1 97
Show 21253+2928 COU 940 263 0.3 97
Show 21256+2957 J 3139 331 6.7 99
Show 21358+3101 HJ 939 CD 344 15.1 99
Show 21358+3101 HJ 939 AB 176 15.6 99
Show 21358+3101 STF2808 AC 286 42.8 99
Show 21331+2751 UC 4494 264 26.9 100
Show 21358+3104 HJ 940 329 21.0 102
Show 21307+3107 J 2351 347 4.7 103
Show 21384+3044 LDS4900 213 17.4 104
Show 21291+3102 BRT 288 96 4.8 104
Show 21390+2826 ES 520 36 9.3 105
Show 21410+2920 STT 448 31 0.1 109
Show 21268+3050 A 1221 74 1.2 111
Show 21319+3121 J 1236 283 2.4 111
Show 21412+2955 GRV 491 21 31.4 114
Show 21263+2814 CVR 902 340 16.2 114
Show 21245+3015 A 1219 AB 312 1.5 116

 
 
WDS 21327+2930 : COMPONENTS
 
 
  A
B pa=236.4°
sep=2.25"
 
 
21327+2930 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 213243.60+293023.0 Mag 10.5 Spectral class F8 (yellow-white)
PmRA -2.00 PmDE -6.0 Tycho2 2200-00751-1
Tycho2
Tycho2 2200-00751-1 Pflag RAmdeg 323.18166179 DEmdeg 29.50638377
PmRA -2.2 PmDE -5.9 E RAmdeg 25 E DEmdeg 31
E pmRA 1.7 E pmDE 1.7 EpRAm 1989.59 EpDEm 1988.06
Num 4 Q RAmdeg 0.7 Q DEmdeg 0.4 Q pmRA 0.7
Q pmDE 0.4 BTmag 11.076 E BTmag 0.048 VTmag 10.518
E VTmag 0.041 Prox 999 TYC T HIP
CCDM RAdeg 323.18166750 DEdeg 29.50639722 EpRA 1990 1.74
EpDE 1990 1.73 E RAdeg 24.8 E DEdeg 31.8 Posflg
Corr 0.1
CCDM
Ccdm 21327+2930 RComp Comp A Note1
Note2 Discov num DRAs 1.48 DDEs 22.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.4 Sp F8 PmNote *
PmRA -13 PmDE -17 Dm number +28 4122 Cat1 BD
Name2 +29 2603 Cat2 AGK2/3 HD M HD
ADS BDS A15073 M ADS BDS N IDS IDS 21284N2903A
HIC
 
 
21327+2930 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213243.46+293021.8 Mag 11.54 PmRA -2.00
PmDE -6.0 Calc delta mag 1.04 Calc coord yes
CCDM
Ccdm 21327+2930 RComp Comp B Note1
Note2 Discov num ES 517 DRAs DDEs
R dRAs Year 1907 Theta 239 Rho 2.1
Obs 2 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A15073 M ADS BDS N IDS IDS 21284N2903B
HIC