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Doubles in session


Current system
20574+5104
ES 999
HD 235409


Nearby doubles
23' : 20564+5044
BU 1137

38' : 20585+5028
STF2741AB

51' : 20570+5013
TDT2651

55' : 20595+5013
BU 68

58' : 21028+5041
ES 1000AB

63' : 20511+5125
BU 155AB

77' : 20496+5047
HDS2968

77' : 20499+5036
CBL 87

77' : 21046+5028
ES 96

85' : 21053+5025
TDT2730

85' : 21019+4952
HER 26

86' : 21016+4948
TDT2700

87' : 20483+5054
ES 998

89' : 20572+4936
KPP1431

91' : 20486+5029
BU 366AB

94' : 20496+5008
ES 94AB

96' : 20487+5155
STF2732

103' : 21081+5046
TDT2775

104' : 21084+5118
COU2693

105' : 21046+5224
STF2757

105' : 20472+5148
BU 365

106' : 20566+5250
A 1437

110' : 21041+5234
CON 39AB

114' : 20457+5040
STT 412AB

115' : 20521+4923
ES 811

115' : 21087+5148
ES 1003



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.

20574+5104 ES 999 (HD 235409)

 
 
20h 57m 24.51s +51° 03' 53.3" P.A. 262.00 sep 3.2 mag 9.80,10.70 Sp M0
 
 
Coord 2000 20574+5104 Discov num ES  999 Comp Coord arcsec 2000 20 57 24.51 +51 03 53.3
Date first 1910 Date last 2010 Obs 6
Pa first 262 Pa last 262.3 P.A. Now (θ) 262.3°
Sep first 3.4 Sep last 3.18 Sep. Now (ρ) 3.18"
Mag pri 9.80 Mag sec 10.70 delta mag (ΔM) 0.9 Spectral class M0 (red)
Pri motion ra +010 Sec motion ra
Pri motion dec +004 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 235409 Constellation Cygnus SAO 33018 Tycho2 3587-00196-1
Gaia DR2 2169802638835201792 HD 235409 ADS 14479
 
 
WDS 20574+5104 ES 999 (HD 235409) : 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Es_1904a MNRAS 64, 238, 1904 (data superceded by MNRAS 65, 710, 1905) 1905MNRAS..65..710E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
20574+5104 ES 999 1994 4 268 3.0 9.80 10.70 M0 205724.51+510353.3
20574+5104 ES 999 2010 5 262 3.1 9.80 10.70 M0 205724.51+510353.3

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

 
 
WDS 20574+5104 ES 999 (HD 235409) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20574+5104 ES 999 (HD 235409) : MEASURES
 
 
No records found.

 
 
WDS 20574+5104 (HD 235409) : VIRTUAL EYEPIECE
 
 

20574+5104 ES 999A mag 9.8 Sp M0 20574+5104 ES 999B sep 2.0 P.A. 257.90 mag 10.7 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 20574+5104 (HD 235409) : ALADIN DSS IMAGE @ 20h 57m 24.51s +51° 03' 53.3"
 
 
 
 
WDS 20574+5104 ES 999 (HD 235409) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20574+5104 ES 999 distance=1' 20564+5044 BU 1137 distance=23' 20585+5028 BU 9007CD distance=36' 20585+5028 STF2741AB distance=38' 20585+5028 STF2741AC distance=38' 20570+5013 TDT2651 distance=51' 20595+5013 BU 68 distance=55' 21028+5041 ES 1000AB distance=58' 20511+5125 BU 155AB distance=63' 20511+5125 BU 155AC distance=63' 20511+5125 BU 155AD distance=63' 20496+5047 HDS2968 distance=77' 20499+5036 CBL 87 distance=77' 21046+5028 ES 96 distance=77' 21053+5025 TDT2730 distance=85' 21019+4952 HER 26 distance=85' 21016+4948 TDT2700 distance=86' 20483+5054 ES 998 distance=87' 20572+4936 KPP1431 distance=89' 20486+5029 D 23CD distance=90' 20486+5029 BU 366AB distance=91' 20486+5029 BU 366AC distance=91' 20496+5008 ES 94BC distance=92' 20496+5008 ES 94AB distance=94' 20496+5008 GUI 34AD distance=94' 20487+5155 STF2732 distance=96' 21081+5046 TDT2775 distance=103' 21084+5118 COU2693 distance=104' 21046+5224 STF2757 distance=105' 20472+5148 BU 365 distance=105' 20566+5250 A 1437 distance=106' 21041+5234 CON 39AB distance=110' 21041+5234 CON 39CD distance=110' 20457+5040 STT 412AB distance=114' 20457+5040 STT 412AC distance=114' 20457+5040 STT 412BC distance=114' 20521+4923 ES 811 distance=115' 21087+5148 ES 1003 distance=115' 21001+4911 HJ 1604 distance=117' 21005+4911 RAO 445 distance=117' 21077+5019 ROE 90 distance=120' 20465+5005 HDS2958 distance=120' 20466+5004 HDS2959 distance=120' 20479+5224 ES 93 distance=120' 20593+5303 JNN 287 distance=121' 20540+4905 HEI 913 distance=123' 20449+5023 SKF2395 distance=126' 21097+5158 IPH 28 distance=127' 20441+5043 LEP 171 distance=128' 20457+4951 TDT2521 distance=134' 21092+5220 COU2694 distance=134' 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 20574+5104 ES 999 262 3.2 1
Show 20564+5044 BU 1137 350 7.4 23
Show 20585+5028 BU 9007 CD 50 13.3 36
Show 20585+5028 STF2741 AB 24 2.0 38
Show 20585+5028 STF2741 AC 355 138.6 38
Show 20570+5013 TDT2651 209 1.9 51
Show 20595+5013 BU 68 149 2.0 55
Show 21028+5041 ES 1000 AB 56 3.5 58
Show 20511+5125 BU 155 AB 40 0.7 63
Show 20511+5125 BU 155 AC 40 14.8 63
Show 20511+5125 BU 155 AD 48 191.8 63
Show 20496+5047 HDS2968 69 0.3 77
Show 20499+5036 CBL 87 2 25.0 77
Show 21046+5028 ES 96 253 8.2 77
Show 21053+5025 TDT2730 140 1.6 85
Show 21019+4952 HER 26 249 29.3 85
Show 21016+4948 TDT2700 19 1.6 86
Show 20483+5054 ES 998 176 3.2 87
Show 20572+4936 KPP1431 57 10.7 89
Show 20486+5029 D 23 CD 5 1.7 90
Show 20486+5029 BU 366 AB 130 1.5 91
Show 20486+5029 BU 366 AC 105 51.1 91
Show 20496+5008 ES 94 BC 79 2.5 92
Show 20496+5008 ES 94 AB 15 102.7 94
Show 20496+5008 GUI 34 AD 58 86.9 94
Show 20487+5155 STF2732 73 4.3 96
Show 21081+5046 TDT2775 183 3.4 103
Show 21084+5118 COU2693 132 0.6 104
Show 21046+5224 STF2757 264 1.9 105
Show 20472+5148 BU 365 288 17.2 105
Show 20566+5250 A 1437 331 1.4 106
Show 21041+5234 CON 39 AB 36 4.7 110
Show 21041+5234 CON 39 CD 324 3.5 110
Show 20457+5040 STT 412 AB 279 26.0 114
Show 20457+5040 STT 412 AC 268 26.2 114
Show 20457+5040 STT 412 BC 186 5.0 114
Show 20521+4923 ES 811 158 1.4 115
Show 21087+5148 ES 1003 154 7.1 115
Show 21001+4911 HJ 1604 143 30.5 117
Show 21005+4911 RAO 445 121 0.9 117
Show 21077+5019 ROE 90 48 10.1 120
Show 20465+5005 HDS2958 334 0.1 120
Show 20466+5004 HDS2959 21 0.5 120
Show 20479+5224 ES 93 321 26.0 120
Show 20593+5303 JNN 287 11 0.5 121
Show 20540+4905 HEI 913 14 2.1 123
Show 20449+5023 SKF2395 204 4.1 126
Show 21097+5158 IPH 28 241 19.6 127
Show 20441+5043 LEP 171 172 4.4 128
Show 20457+4951 TDT2521 236 0.3 134
Show 21092+5220 COU2694 249 1.1 134

 
 
WDS 20574+5104 : COMPONENTS
 
 
  A
B pa=257.9°
sep=2.03"
 
 
20574+5104 A
 
 
Componente originario normalizzato AB Name HD 235409 Coord arcsec 2000 205724.51+510353.3 Mag 9.8
Spectral class M0 (red) PmRA 10.00 PmDE 4.0 SAO 33018
Tycho2 3587-00196-1 HD 235409 ADS 14479 DM BD+50 3235
Tycho2
Tycho2 3587-00196-1 Pflag RAmdeg 314.35214602 DEmdeg 51.06482425
PmRA 5.7 PmDE -1.7 E RAmdeg 22 E DEmdeg 25
E pmRA 2.4 E pmDE 2.1 EpRAm 1990.76 EpDEm 1990.12
Num 4 Q RAmdeg 1.1 Q DEmdeg 0.2 Q pmRA 1.1
Q pmDE 0.2 BTmag 12.274 E BTmag 0.156 VTmag 9.803
E VTmag 0.026 Prox 999 TYC T HIP
CCDM RAdeg 314.35212556 DEdeg 51.06482806 EpRA 1990 1.72
EpDE 1990 1.65 E RAdeg 21.6 E DEdeg 24.6 Posflg
Corr 0.1
SAO
SAO 33018 DelFlag RA1950 PmRA1950 -0.0008
DE1950 PmDE1950 -0.005 Vmag 9.2 SpType M0
Double code Source 37 CatNum 6841 DM BD+50 3235
DMcomp BDsup HD 235409 M HD 0
GC RA1950rad 5.47959131 DE1950rad 0.88786258 PmRA2000 -0.0004
PmDE2000 -0.008
CCDM
Ccdm 20574+5104 RComp Comp A Note1
Note2 Discov num DRAs 0.45 DDEs -6.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 10.2 Sp M0 PmNote *
PmRA 1 PmDE -1 Dm number +50 3235 Cat1 BD
Name2 +50 1571 Cat2 AGK2/3 HD 235409 M HD
ADS BDS A14479 M ADS BDS N IDS IDS 20543N5041A
HIC
 
 
20574+5104 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205724.30+510352.9 Mag 10.7 Calc delta mag 0.9
Calc coord yes
CCDM
Ccdm 20574+5104 RComp Comp B Note1
Note2 Discov num ES 999 DRAs DDEs
R dRAs Year 1910 Theta 262 Rho 3.4
Obs 1 Vmag 11.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A14479 M ADS BDS N IDS IDS 20543N5041B
HIC