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Doubles in session


Current system
21294+3049
ES 2442


Nearby doubles
10' : 21301+3050
COU 941

13' : 21291+3102
BRT 288

22' : 21307+3107
J 2351

33' : 21268+3050
A 1221

34' : 21319+3044
UC 4485

41' : 21318+3026
TDT3010

46' : 21319+3121
J 1236

49' : 21289+3002
MLB 668

53' : 21334+3058
KU 132AB

62' : 21332+3015
ES 379

66' : 21301+2946
GRV 471

66' : 21252+3129
A 1220

72' : 21256+2957
J 3139

72' : 21275+3158
TDT2977

72' : 21245+3015
A 1219AB

72' : 21327+2954
HEI 190

73' : 21331+2958
J 3141AB

77' : 21324+3156
KPP 835

78' : 21353+3043
TDT3047

79' : 21348+3016
ES 380AB

81' : 21234+3115
A 1218

83' : 21353+3020
MLB 718

83' : 21237+3131
GRV 460

84' : 21358+3101
HJ 939AB

84' : 21358+3104
HJ 940

85' : 21281+3214
SOZ 26



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.

21294+3049 ES 2442

 
 
21h 29m 20.61s +30° 50' 43.1" P.A. 251.00 sep 6.7 mag 10.95,12.26
 
 
Coord 2000 21294+3049 Discov num ES 2442 Comp Coord arcsec 2000 21 29 20.61 +30 50 43.1
Date first 1930 Date last 2016 Obs 10
Pa first 256 Pa last 251.1 P.A. Now (θ) 251.1°
Sep first 5.4 Sep last 6.705 Sep. Now (ρ) 6.705"
Mag pri 10.95 Mag sec 12.26 delta mag (ΔM) 1.31 Spectral class
Pri motion ra +012 Sec motion ra -010
Pri motion dec +006 Sec motion dec -007
Notes
rPM=1.905
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2704-01993-1 Gaia DR2 1850342352879496704
 
 
WDS 21294+3049 ES 2442 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21294+3049 ES 2442 2004 3 251 6.6 10.95 12.26 D 212920.61+305043.1
21294+3049 ES 2442 2010 5 252 6.7 10.95 12.26 212920.61+305043.1
21294+3049 ES 2442 2015 6 251 6.7 10.95 12.26 212920.61+305043.1
21294+3049 ES 2442 2016 10 251 6.7 10.95 12.26 212920.61+305043.1

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

 
 
WDS 21294+3049 ES 2442 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21294+3049 ES 2442 : MEASURES
 
 
No records found.

 
 
WDS 21294+3049 : VIRTUAL EYEPIECE
 
 

21294+3049 ES 2442A mag 10.95 21294+3049 ES 2442B sep 5.9 P.A. 248.30 mag 12.26 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 21294+3049 : ALADIN DSS IMAGE @ 21h 29m 20.61s +30° 50' 43.1"
 
 
 
 
WDS 21294+3049 ES 2442 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21294+3049 ES 2442 distance=1' 21301+3050 COU 941 distance=10' 21291+3102 BRT 288 distance=13' 21307+3107 J 2351 distance=22' 21268+3050 A 1221 distance=33' 21319+3044 UC 4485 distance=34' 21318+3026 TDT3010 distance=41' 21319+3121 J 1236 distance=46' 21289+3002 MLB 668 distance=49' 21334+3058 COU 732Aa,Ab distance=53' 21334+3058 KU 132AB distance=53' 21332+3015 ES 379 distance=62' 21301+2946 GRV 471 distance=66' 21252+3129 A 1220 distance=66' 21256+2957 J 3139 distance=72' 21275+3158 TDT2977 distance=72' 21245+3015 A 1219AB distance=72' 21327+2954 HEI 190 distance=72' 21331+2958 LOS 5BC distance=73' 21331+2958 J 3141AB distance=73' 21331+2958 LOS 5AC distance=73' 21324+3156 KPP 835 distance=77' 21353+3043 TDT3047 distance=78' 21348+3016 ES 380AB distance=79' 21348+3016 ES 380AC distance=79' 21348+3016 ES 380CD distance=80' 21234+3115 A 1218 distance=81' 21353+3020 MLB 718 distance=83' 21358+3101 HJ 939CD distance=83' 21237+3131 GRV 460 distance=83' 21358+3101 HJ 939AB distance=84' 21358+3101 STF2808AC distance=84' 21358+3104 HJ 940 distance=84' 21281+3214 SOZ 26 distance=85' 21235+3012 UC 260AB distance=85' 21259+2935 TDT2959 distance=88' 21355+3012 UC 4502 distance=89' 21228+3026 RAO 453 distance=89' 21327+2930 ES 517 distance=92' 21222+3056 ES 376 distance=93' 21225+3123 KPP1063 distance=94' 21290+3224 ES 378AB distance=94' 21290+3224 WAL 139AC distance=94' 21220+3106 KPP3368 distance=96' 21231+3144 HDS3046AB distance=96' 21231+3144 DAM 229AC distance=96' 21360+3137 HO 163 distance=97' 21219+3104 CRB 141 distance=98' 21229+3142 GRV 458 distance=98' 21273+2917 TDT2976 distance=98' 21364+3015 MLB 719 distance=98' 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 21294+3049 ES 2442 251 6.7 1
Show 21301+3050 COU 941 300 0.1 10
Show 21291+3102 BRT 288 96 4.8 13
Show 21307+3107 J 2351 347 4.7 22
Show 21268+3050 A 1221 74 1.2 33
Show 21319+3044 UC 4485 24 25.4 34
Show 21318+3026 TDT3010 331 0.6 41
Show 21319+3121 J 1236 283 2.4 46
Show 21289+3002 MLB 668 240 4.8 49
Show 21334+3058 COU 732 Aa,Ab 265 0.5 53
Show 21334+3058 KU 132 AB 256 53.6 53
Show 21332+3015 ES 379 300 9.0 62
Show 21301+2946 GRV 471 306 21.0 66
Show 21252+3129 A 1220 160 1.6 66
Show 21256+2957 J 3139 331 6.7 72
Show 21275+3158 TDT2977 120 0.5 72
Show 21245+3015 A 1219 AB 312 1.5 72
Show 21327+2954 HEI 190 81 1.8 72
Show 21331+2958 LOS 5 BC 70 4.1 73
Show 21331+2958 J 3141 AB 313 6.8 73
Show 21331+2958 LOS 5 AC 350 6.1 73
Show 21324+3156 KPP 835 347 7.1 77
Show 21353+3043 TDT3047 19 2.4 78
Show 21348+3016 ES 380 AB 49 16.2 79
Show 21348+3016 ES 380 AC 106 61.5 79
Show 21348+3016 ES 380 CD 312 2.9 80
Show 21234+3115 A 1218 15 4.1 81
Show 21353+3020 MLB 718 307 8.1 83
Show 21358+3101 HJ 939 CD 344 15.1 83
Show 21237+3131 GRV 460 185 52.6 83
Show 21358+3101 HJ 939 AB 176 15.6 84
Show 21358+3101 STF2808 AC 286 42.8 84
Show 21358+3104 HJ 940 329 21.0 84
Show 21281+3214 SOZ 26 11 12.3 85
Show 21235+3012 UC 260 AB 243 33.4 85
Show 21259+2935 TDT2959 99 0.5 88
Show 21355+3012 UC 4502 264 46.1 89
Show 21228+3026 RAO 453 291 0.3 89
Show 21327+2930 ES 517 240 2.5 92
Show 21222+3056 ES 376 221 9.2 93
Show 21225+3123 KPP1063 321 8.4 94
Show 21290+3224 ES 378 AB 203 9.5 94
Show 21290+3224 WAL 139 AC 251 41.6 94
Show 21220+3106 KPP3368 41 8.9 96
Show 21231+3144 HDS3046 AB 329 4.8 96
Show 21231+3144 DAM 229 AC 22 14.2 96
Show 21360+3137 HO 163 19 9.0 97
Show 21219+3104 CRB 141 22 28.8 98
Show 21229+3142 GRV 458 123 43.4 98
Show 21273+2917 TDT2976 275 0.6 98
Show 21364+3015 MLB 719 136 6.0 98

 
 
WDS 21294+3049 : COMPONENTS
 
 
  A
B pa=248.3°
sep=5.86"
 
 
21294+3049 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 212920.61+305043.1 Mag 10.95 PmRA 12.00
PmDE 6.0 Tycho2 2704-01993-1
Tycho2
Tycho2 2704-01993-1 Pflag RAmdeg 322.33585893 DEmdeg 30.84530786
PmRA 12.4 PmDE 6.4 E RAmdeg 42 E DEmdeg 43
E pmRA 2.4 E pmDE 2.3 EpRAm 1987.98 EpDEm 1987.74
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.7 Q pmRA 1.5
Q pmDE 1.8 BTmag 11.885 E BTmag 0.073 VTmag 11.275
E VTmag 0.069 Prox 884 TYC T HIP
CCDM RAdeg 322.33582500 DEdeg 30.84529278 EpRA 1990 1.55
EpDE 1990 1.63 E RAdeg 43.2 E DEdeg 44.1 Posflg
Corr 0.0
 
 
21294+3049 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 212920.19+305040.9 Mag 12.26 PmRA -10.00
PmDE -7.0 Calc delta mag 1.31 Calc coord yes