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Doubles in session


Current system
21564+3725
ES 2525


Nearby doubles
11' : 21558+3716
HO 174AB

13' : 21569+3735
BKO 905AB

13' : 21573+3732
ES 2526AB

13' : 21560+3712
SCH 1

18' : 21557+3708
ES 2523

24' : 21565+3701
ES 2069AB

30' : 21559+3752
ES 2524

38' : 21588+3745
ES 2527

40' : 21581+3650
TDT3263

44' : 21589+3755
A 1450

49' : 21584+3643
LDS4930

53' : 21517+3716
COU1641

53' : 21520+3722
CRB 144

55' : 21547+3814
TOK 638AB

59' : 21541+3633
KPP1393

61' : 21514+3730
SEI1540

62' : 21520+3653
J 3149AB

63' : 22009+3755
TDT3291

65' : 21512+3741
TDT3193

67' : 22020+3727
A 1452

70' : 21579+3616
COU1338

73' : 21522+3817
TDT3205

75' : 22023+3659
HO 177

77' : 22027+3707
J 3157

78' : 21502+3750
ES 1996

79' : 22026+3754
RAO 472



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.

21564+3725 ES 2525

 
 
21h 56m 24.58s +37° 23' 56.6" P.A. 110.00 sep 8.4 mag 11.40,13.10
 
 
Coord 2000 21564+3725 Discov num ES 2525 Comp Coord arcsec 2000 21 56 24.58 +37 23 56.6
Date first 1931 Date last 2015 Obs 8
Pa first 107 Pa last 110.4 P.A. Now (θ) 110.4°
Sep first 7.3 Sep last 8.41 Sep. Now (ρ) 8.41"
Mag pri 11.40 Mag sec 13.10 delta mag (ΔM) 1.7 Spectral class
Pri motion ra +006 Sec motion ra +013
Pri motion dec +003 Sec motion dec -005
Notes
rPM=0.763
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2731-00575-1 Gaia DR2 1949921719389926272
 
 
WDS 21564+3725 ES 2525 : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
21564+3725 ES 2525 1931 1 107 7.3 9.50 11.00
21564+3725 ES 2525 2000 2 110 8.4 11.40 13.10 D 215624.58+372356.6
21564+3725 ES 2525 2009 3 111 8.4 11.40 13.10 D 215624.58+372356.6
21564+3725 ES 2525 2015 5 110 8.4 11.40 13.10 215624.58+372356.6

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

 
 
WDS 21564+3725 ES 2525 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21564+3725 ES 2525 : MEASURES
 
 
No records found.

 
 
WDS 21564+3725 : VIRTUAL EYEPIECE
 
 

21564+3725 ES 2525A mag 11.4 21564+3725 ES 2525B sep 6.9 P.A. 115.10 mag 13.1 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 21564+3725 : ALADIN DSS IMAGE @ 21h 56m 24.58s +37° 23' 56.6"
 
 
 
 
WDS 21564+3725 ES 2525 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21564+3725 ES 2525 distance=0' 21558+3716 HO 174BC distance=11' 21558+3716 HO 174AB distance=11' 21558+3716 HO 174AC distance=11' 21573+3732 ES 2526BC distance=13' 21569+3735 BKO 905AB distance=13' 21569+3735 BKO 905AC distance=13' 21569+3735 BKO 905AD distance=13' 21573+3732 ES 2526AB distance=13' 21573+3732 ABH 155AD distance=13' 21573+3732 ABH 155AE distance=13' 21573+3732 ABH 155AF distance=13' 21573+3732 ABH 155AG distance=13' 21573+3732 ABH 155AH distance=13' 21573+3732 ABH 155AI distance=13' 21573+3732 ABH 155AJ distance=13' 21560+3712 SCH 1 distance=13' 21558+3716 HO 174CD distance=14' 21557+3708 ES 2523 distance=18' 21565+3701 ES 2069AB distance=24' 21565+3701 ES 2069AC distance=24' 21559+3752 ES 2524 distance=30' 21588+3745 ES 2527 distance=38' 21581+3650 TDT3263 distance=40' 21589+3755 A 1450 distance=44' 21584+3643 LDS4930 distance=49' 21517+3716 COU1641 distance=53' 21520+3722 CRB 144 distance=53' 21547+3814 TOK 638AB distance=55' 21541+3633 KPP1393 distance=59' 21514+3730 SEI1540 distance=61' 21520+3653 J 3149AB distance=62' 21520+3653 TDT3202AC distance=62' 22009+3755 TDT3291 distance=63' 21512+3741 TDT3193 distance=65' 22020+3727 A 1452 distance=67' 21579+3616 COU1338 distance=70' 21522+3817 TDT3205 distance=73' 22023+3659 HO 177 distance=75' 22027+3707 J 3157 distance=77' 21502+3750 ES 1996 distance=78' 22026+3754 RAO 472 distance=79' 21550+3843 KU 62 distance=81' 22016+3816 TDT3296 distance=81' 21520+3826 HDS3114 distance=82' 21590+3839 COU1339 distance=82' 22030+3659 ALI 449 distance=83' 21539+3610 ES 2068 distance=85' 21570+3600 TDT3254 distance=85' 21556+3849 A 1449 distance=86' 22011+3832 RAO 471 distance=88' 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 21564+3725 ES 2525 110 8.4
Show 21558+3716 HO 174 BC 224 163.0 11
Show 21558+3716 HO 174 AB 335 7.6 11
Show 21558+3716 HO 174 AC 226 160.4 11
Show 21573+3732 ES 2526 BC 183 5.8 13
Show 21569+3735 BKO 905 AB 316 6.3 13
Show 21569+3735 BKO 905 AC 36 6.8 13
Show 21569+3735 BKO 905 AD 33 17.8 13
Show 21573+3732 ES 2526 AB 269 17.9 13
Show 21573+3732 ABH 155 AD 259 99.1 13
Show 21573+3732 ABH 155 AE 307 93.5 13
Show 21573+3732 ABH 155 AF 359 46.4 13
Show 21573+3732 ABH 155 AG 22 50.2 13
Show 21573+3732 ABH 155 AH 65 105.4 13
Show 21573+3732 ABH 155 AI 146 63.7 13
Show 21573+3732 ABH 155 AJ 161 35.4 13
Show 21560+3712 SCH 1 290 90.6 13
Show 21558+3716 HO 174 CD 262 6.0 14
Show 21557+3708 ES 2523 32 4.7 18
Show 21565+3701 ES 2069 AB 106 4.9 24
Show 21565+3701 ES 2069 AC 214 6.5 24
Show 21559+3752 ES 2524 277 6.2 30
Show 21588+3745 ES 2527 322 8.2 38
Show 21581+3650 TDT3263 164 0.8 40
Show 21589+3755 A 1450 190 4.1 44
Show 21584+3643 LDS4930 163 33.7 49
Show 21517+3716 COU1641 309 2.1 53
Show 21520+3722 CRB 144 109 12.2 53
Show 21547+3814 TOK 638 AB 65 999.9 55
Show 21541+3633 KPP1393 139 10.4 59
Show 21514+3730 SEI1540 207 23.6 61
Show 21520+3653 J 3149 AB 93 5.0 62
Show 21520+3653 TDT3202 AC 210 0.6 62
Show 22009+3755 TDT3291 163 0.5 63
Show 21512+3741 TDT3193 212 1.2 65
Show 22020+3727 A 1452 289 1.9 67
Show 21579+3616 COU1338 111 1.2 70
Show 21522+3817 TDT3205 142 0.5 73
Show 22023+3659 HO 177 111 8.4 75
Show 22027+3707 J 3157 108 4.1 77
Show 21502+3750 ES 1996 337 2.3 78
Show 22026+3754 RAO 472 274 3.9 79
Show 21550+3843 KU 62 54 1.6 81
Show 22016+3816 TDT3296 209 0.6 81
Show 21520+3826 HDS3114 119 0.1 82
Show 21590+3839 COU1339 261 1.4 82
Show 22030+3659 ALI 449 307 9.9 83
Show 21539+3610 ES 2068 343 2.5 85
Show 21570+3600 TDT3254 243 0.5 85
Show 21556+3849 A 1449 50 0.3 86
Show 22011+3832 RAO 471 330 1.3 88

 
 
WDS 21564+3725 : COMPONENTS
 
 
  A
B pa=115.1°
sep=6.91"
 
 
21564+3725 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 215624.58+372356.6 Mag 11.4 PmRA 6.00
PmDE 3.0 Tycho2 2731-00575-1
Tycho2
Tycho2 2731-00575-1 Pflag RAmdeg 329.10247546 DEmdeg 37.39904606
PmRA 5.6 PmDE 1.4 E RAmdeg 37 E DEmdeg 53
E pmRA 3.5 E pmDE 3.2 EpRAm 1983.60 EpDEm 1985.33
Num 5 Q RAmdeg 1.3 Q DEmdeg 1.5 Q pmRA 1.3
Q pmDE 1.5 BTmag 12.541 E BTmag 0.168 VTmag 11.730
E VTmag 0.113 Prox 422 TYC T HIP
CCDM RAdeg 329.10243500 DEdeg 37.39903444 EpRA 1990 1.56
EpDE 1990 1.72 E RAdeg 67.3 E DEdeg 60.1 Posflg
Corr 0.1
 
 
21564+3725 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 215625.11+372353.7 Mag 13.1 PmRA 13.00
PmDE -5.0 Calc delta mag 1.7 Calc coord yes