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Current system
21044+5331
ES 1002


Nearby doubles
14' : 21055+5340
BU 680AB

24' : 21040+5354
VLM 2

28' : 21036+5358
ES 2704AB

29' : 21063+5308
ES 2705

39' : 21064+5405
TDT2750

54' : 21060+5422
HJL1105AB

54' : 20593+5303
JNN 287

57' : 21016+5422
A 1439AB

57' : 21041+5234
CON 39AB

66' : 21092+5421
LEP 99

67' : 21046+5224
STF2757

70' : 21006+5432
HJ 1606AB

74' : 21125+5318
ES 209

82' : 20566+5250
A 1437

83' : 21092+5220
COU2694

90' : 20558+5417
CBL 89

93' : 21147+5345
FMR 234

97' : 21088+5459
CVR 239

98' : 21152+5351
BVD 134AB

102' : 21096+5502
HJ 1621

105' : 21097+5158
IPH 28

109' : 21031+5519
ES 1001

111' : 21087+5148
ES 1003

114' : 21103+5512
BU 1500AB

116' : 20518+5357
TDT2586

119' : 20515+5403
ARG 41AB



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.

21044+5331 ES 1002

 
 
21h 04m 25.08s +53° 30' 47.7" P.A. 64.00 sep 6.7 mag 10.48,14.10 Sp A3
 
 
Coord 2000 21044+5331 Discov num ES 1002 Comp Coord arcsec 2000 21 04 25.08 +53 30 47.7
Date first 1910 Date last 2015 Obs 8
Pa first 65 Pa last 64.1 P.A. Now (θ) 64.1°
Sep first 6.8 Sep last 6.691 Sep. Now (ρ) 6.691"
Mag pri 10.48 Mag sec 14.10 delta mag (ΔM) 3.62 Spectral class A3 (white)
Pri motion ra -012 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3952-00384-1 Gaia DR2 2176454473724372224
 
 
WDS 21044+5331 ES 1002 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21044+5331 ES 1002 1999 2 65 6.6 10.48 14.10 D 210425.08+533047.7
21044+5331 ES 1002 2003 3 64 6.7 10.48 14.10 D 210425.08+533047.7
21044+5331 ES 1002 2010 4 65 6.4 10.48 14.10 A3 210425.08+533047.7
21044+5331 ES 1002 2015 5 64 6.7 10.48 14.10 A3 210425.08+533047.7

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

 
 
WDS 21044+5331 ES 1002 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21044+5331 ES 1002 : MEASURES
 
 
No records found.

 
 
WDS 21044+5331 : VIRTUAL EYEPIECE
 
 

21044+5331 ES 1002A mag 10.48 Sp A3 21044+5331 ES 1002B sep 4.6 P.A. 50.80 mag 14.1 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 21044+5331 : ALADIN DSS IMAGE @ 21h 04m 25.08s +53° 30' 47.7"
 
 
 
 
WDS 21044+5331 ES 1002 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21044+5331 ES 1002 distance=0' 21055+5340 BU 680AB distance=14' 21055+5340 BU 680AC distance=14' 21040+5354 VLM 2 distance=24' 21036+5358 HDS2999Aa,Ab distance=28' 21036+5358 ES 2704AB distance=28' 21063+5308 ES 2705 distance=29' 21064+5405 TDT2750 distance=39' 21060+5422 A 1691Aa,Ab distance=54' 21060+5422 HJL1105AB distance=54' 20593+5303 JNN 287 distance=54' 21016+5422 A 1439AB distance=57' 21016+5422 A 1439AC distance=57' 21041+5234 CON 39AB distance=57' 21041+5234 CON 39CD distance=57' 21092+5421 LEP 99 distance=66' 21046+5224 STF2757 distance=67' 21006+5432 HJ 1605DE distance=69' 21006+5432 HJ 1606AB distance=70' 21006+5432 BU 1498AC distance=70' 21006+5432 HJ 1605AD distance=70' 21125+5318 ES 209 distance=74' 20566+5250 A 1437 distance=82' 21092+5220 COU2694 distance=83' 20558+5417 CBL 89 distance=90' 21147+5345 FMR 234 distance=93' 21088+5459 CVR 239 distance=97' 21152+5351 BVD 134AB distance=98' 21096+5502 HJ 1621 distance=102' 21097+5158 IPH 28 distance=105' 21031+5519 ES 1001 distance=109' 21087+5148 ES 1003 distance=111' 21103+5512 BU 1500AB distance=114' 21103+5512 HJ 1622AC distance=114' 20518+5357 TDT2586 distance=116' 20515+5403 ARG 41BC distance=119' 20515+5403 ARG 41AB distance=119' 21178+5344 TDT2891 distance=120' 20509+5342 TDT2576 distance=121' 21185+5248 TDT2894 distance=134' 21189+5413 FAB 17 distance=136' 21166+5455 TDT2877 distance=137' 21178+5229 SKF 346 distance=137' 20585+5539 A 1686 distance=139' 21084+5118 COU2693 distance=139' 21199+5319 A 1695 distance=139' 21197+5303 S 786 distance=140' 21195+5256 A 1693 distance=141' 21203+5354 TDT2910 distance=143' 21200+5259 STF2789AB distance=144' 21200+5259 STF2789AC distance=144' 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 21044+5331 ES 1002 64 6.7
Show 21055+5340 BU 680 AB 283 0.6 14
Show 21055+5340 BU 680 AC 33 20.8 14
Show 21040+5354 VLM 2 188 8.1 24
Show 21036+5358 HDS2999 Aa,Ab 352 0.3 28
Show 21036+5358 ES 2704 AB 97 54.4 28
Show 21063+5308 ES 2705 18 9.0 29
Show 21064+5405 TDT2750 262 0.9 39
Show 21060+5422 A 1691 Aa,Ab 201 0.4 54
Show 21060+5422 HJL1105 AB 346 172.7 54
Show 20593+5303 JNN 287 11 0.5 54
Show 21016+5422 A 1439 AB 250 4.4 57
Show 21016+5422 A 1439 AC 342 16.5 57
Show 21041+5234 CON 39 AB 36 4.7 57
Show 21041+5234 CON 39 CD 324 3.5 57
Show 21092+5421 LEP 99 27 113.7 66
Show 21046+5224 STF2757 264 1.9 67
Show 21006+5432 HJ 1605 DE 118 21.3 69
Show 21006+5432 HJ 1606 AB 184 18.7 70
Show 21006+5432 BU 1498 AC 336 54.3 70
Show 21006+5432 HJ 1605 AD 219 207.5 70
Show 21125+5318 ES 209 239 4.1 74
Show 20566+5250 A 1437 331 1.4 82
Show 21092+5220 COU2694 249 1.1 83
Show 20558+5417 CBL 89 150 14.4 90
Show 21147+5345 FMR 234 293 2.5 93
Show 21088+5459 CVR 239 190 93.9 97
Show 21152+5351 BVD 134 AB 57 22.9 98
Show 21096+5502 HJ 1621 148 19.4 102
Show 21097+5158 IPH 28 241 19.6 105
Show 21031+5519 ES 1001 32 3.6 109
Show 21087+5148 ES 1003 154 7.1 111
Show 21103+5512 BU 1500 AB 114 7.8 114
Show 21103+5512 HJ 1622 AC 296 12.8 114
Show 20518+5357 TDT2586 350 0.8 116
Show 20515+5403 ARG 41 BC 250 11.3 119
Show 20515+5403 ARG 41 AB 194 11.2 119
Show 21178+5344 TDT2891 201 0.5 120
Show 20509+5342 TDT2576 57 0.7 121
Show 21185+5248 TDT2894 187 2.4 134
Show 21189+5413 FAB 17 313 8.1 136
Show 21166+5455 TDT2877 340 1.1 137
Show 21178+5229 SKF 346 305 55.9 137
Show 20585+5539 A 1686 282 1.9 139
Show 21084+5118 COU2693 132 0.6 139
Show 21199+5319 A 1695 193 0.5 139
Show 21197+5303 S 786 298 47.9 140
Show 21195+5256 A 1693 74 2.8 141
Show 21203+5354 TDT2910 287 0.7 143
Show 21200+5259 STF2789 AB 113 6.9 144
Show 21200+5259 STF2789 AC 171 133.1 144

 
 
WDS 21044+5331 : COMPONENTS
 
 
  A
B pa=50.8°
sep=4.62"
 
 
21044+5331 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 210425.08+533047.7 Mag 10.48 Spectral class A3 (white)
PmRA -12.00 PmDE -9.0 Tycho2 3952-00384-1
Tycho2
Tycho2 3952-00384-1 Pflag RAmdeg 316.10451152 DEmdeg 53.51327364
PmRA -10.0 PmDE -11.2 E RAmdeg 23 E DEmdeg 22
E pmRA 2.0 E pmDE 2.0 EpRAm 1989.70 EpDEm 1989.04
Num 4 Q RAmdeg 0.9 Q DEmdeg 2.5 Q pmRA 0.9
Q pmDE 2.4 BTmag 10.832 E BTmag 0.039 VTmag 10.480
E VTmag 0.039 Prox 999 TYC T HIP
CCDM RAdeg 316.10454694 DEdeg 53.51329139 EpRA 1990 1.68
EpDE 1990 1.72 E RAdeg 23.8 E DEdeg 24.6 Posflg
Corr -0.1
 
 
21044+5331 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 210425.48+533050.6 Mag 14.1 Calc delta mag 3.62
Calc coord yes