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Doubles in session


Current system
20429+4036
MLB 24


Nearby doubles
9' : 20422+4041
MLB 23

13' : 20432+4026
COU2421

16' : 20440+4030
SLN 85

17' : 20436+4024
DAM1256

20' : 20446+4040
HJ 1573

21' : 20444+4027
TDT2510

21' : 20446+4041
HJ 1574

23' : 20413+4051
COU2419

25' : 20426+4013
TDT2488

25' : 20420+4015
A 1433

32' : 20444+4103
COU2423AB

33' : 20454+4023
OSO 133AB

38' : 20396+4035
STT 410AB

38' : 20434+4001
BRT2272

39' : 20405+4010
SEI1214AB

39' : 20456+4014
TDT2519

40' : 20453+4010
COU2293

40' : 20454+4011
TDT2518

43' : 20419+3956
SEI1221

46' : 20466+4020
ES 1982

46' : 20419+3953
SEI1222

46' : 20428+4123
RAO 619

49' : 20421+4125
COU2420

49' : 20392+4017
ES 1980

50' : 20416+3950
COU2290

51' : 20427+3947
TDT2491



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.

20429+4036 MLB 24

 
 
20h 42m 51.21s +40° 37' 31.9" P.A. 175.00 sep 5.9 mag 11.15,11.30
 
 
Coord 2000 20429+4036 Discov num MLB  24 Comp Coord arcsec 2000 20 42 51.21 +40 37 31.9
Date first 1892 Date last 2016 Obs 19
Pa first 174 Pa last 174.8 P.A. Now (θ) 174.8°
Sep first 6.4 Sep last 5.942 Sep. Now (ρ) 5.942"
Mag pri 11.15 Mag sec 11.30 delta mag (ΔM) 0.15 Spectral class
Pri motion ra +007 Sec motion ra +002
Pri motion dec -002 Sec motion dec -013
Notes
rPM=0.919
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3170-00755-1 Gaia DR2 2066047047978478720
 
 
WDS 20429+4036 MLB 24 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mlb1918 Mb - Milburn, W. (Espin, T.E.) 1918MNRAS..78..189E
Mlb1918 MNRAS 78, 189, 1918 (MLB 1 - 35; measures by Espin)
Mlb1919 Mb - Milburn, W. (Espin, T.E.) 1919MNRAS..79..211E
Mlb1919 MNRAS 79, 211, 1919 (MLB 36 - 106; measures by Espin)
Mlb1920 Mb - Milburn, W. 1920MNRAS..80..329M
Mlb1920 MNRAS 80, 329, 1920 (MLB 107 - 149)
Mlb1921 Mb - Milburn, W. 1921MNRAS..81..232E
Mlb1921 MNRAS 81, 232, 1921 (MLB 150 - 182)
Mlb1922 Mb j Milburn, W. (Espin, T.E.) 1922MNRAS..82..187E
Mlb1922 MNRAS 82, 187, 1922 (MLB 183 - 241; measures by Espin)
Mlb1923 Mb - Milburn, W. 1923MNRAS..83..154E
Mlb1923 MNRAS 83, 154, 1923 (MLB 242 - 275)
Mlb1924 Mb - Milburn, W. 1924MNRAS..84..162E
Mlb1924 MNRAS 84, 162, 1924 (MLB 276 - 322)
Mlb1925 Mb j Milburn, W. 1925MNRAS..85..276E
Mlb1925 MNRAS 85, 276, 1925 (MLB 323 - 376)
Mlb1926 Mb - Milburn, W. 1926MNRAS..86..131E
Mlb1926 MNRAS 86, 131, 1926 (MLB 377 - 440)
Mlb1927 Mb j Milburn, W. 1927MNRAS..87..215E
Mlb1927 +Po MNRAS 87, 215, 1927 (MLB 441 - 510)
Mlb1928 Mb - Milburn, W. 1928MNRAS..88..185E
Mlb1928 MNRAS 88, 185, 1928 (MLB 511 - 551)
Mlb1929 Mb - Milburn, W. 1929MNRAS..89..268E
Mlb1929 MNRAS 89, 268, 1929 (MLB 552 - 591)
Mlb1930 Mb - Milburn, W. 1930MNRAS..90..317E
Mlb1930 MNRAS 90, 317, 1930 (MLB 592 - 630)
Mlb1931 Mb j Milburn, W. 1931MNRAS..91..294E
Mlb1931 MNRAS 91, 294, 1931 (MLB 631 - 673)
Mlb1932 Ma - Milburn, W. 1932MNRAS..92..214E
Mlb1932 +Mb MNRAS 92, 214, 1932 (MLB 674 - 732)
Mlb1932B Ma - Milburn, W. 1932QB821.A43......
Mlb1932B cited by ADS (Aitken Double Star Cat., 1932)
Mlb1933 Ma j Milburn, W. 1933MNRAS..93..192E
Mlb1933 +Mb MNRAS 93, 192, 1933 (MLB 733 - 806)
Mlb1934 Mb j Milburn, W. 1934MNRAS..94..255M
Mlb1934 MNRAS 94, 255, 1934 (MLB 807 - 912)
Mlb1935 Mb j Milburn, W. 1935MNRAS..95..298M
Mlb1935 MNRAS 95, 298, 1935 (MLB 913 - 969)
Mlb1936 Mb - Milburn, W. 1936MNRAS..96..266M
Mlb1936 MNRAS 96, 266, 1936 (MLB 970 - 997)
Mlb1937 Ma - Milburn, W. 1937MNRAS..97..222M
Mlb1937 +Mb MNRAS 97, 222, 1937 (MLB 998 - 1025)
Mlb1938 Ma - Milburn, W. 1938MNRAS..98..223M
Mlb1938 +Mb MNRAS 98, 223, 1938 (MLB 1026 - 1032)
Mlb1939 Mb - Milburn, W. 1939MNRAS..99..278M
Mlb1939 MNRAS 99, 278, 1939 (MLB 1033 - 1051)
Mlb9999 Mb - Milburn, W. ...................
Mlb9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20429+4036 MLB 24 2006 12 172 6.0 11.15 11.30 D 204251.21+403731.9
20429+4036 MLB 24 2010 14 173 5.0 11.15 11.30 204251.21+403731.9
20429+4036 MLB 24 2015 15 175 5.9 11.15 11.30 204251.21+403731.9
20429+4036 MLB 24 2016 19 175 5.9 11.15 11.30 204251.21+403731.9

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

 
 
WDS 20429+4036 MLB 24 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20429+4036 MLB 24 : MEASURES
 
 
No records found.

 
 
WDS 20429+4036 : VIRTUAL EYEPIECE
 
 

20429+4036 MLB 24A mag 11.15 20429+4036 MLB 24B sep 5.9 P.A. 176.00 mag 11.3 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 20429+4036 : ALADIN DSS IMAGE @ 20h 42m 51.21s +40° 37' 31.9"
 
 
 
 
WDS 20429+4036 MLB 24 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20429+4036 MLB 24 distance=0' 20422+4041 MLB 23 distance=9' 20432+4026 COU2421 distance=13' 20440+4030 SLN 85 distance=16' 20436+4024 DAM1256 distance=17' 20446+4040 HJ 1573 distance=20' 20444+4027 TDT2510 distance=21' 20446+4041 HJ 1574 distance=21' 20413+4051 COU2419 distance=23' 20426+4013 TDT2488 distance=25' 20420+4015 A 1433 distance=25' 20444+4103 COU2423AB distance=32' 20444+4103 GRV 375AC distance=32' 20454+4023 OSO 133AB distance=33' 20454+4023 OSO 133AC distance=33' 20454+4023 OSO 133AD distance=33' 20454+4023 OSO 133AE distance=33' 20396+4035 STT 410AB distance=38' 20396+4035 STT 410AB,C distance=38' 20396+4035 STT 410AB,D distance=38' 20434+4001 BRT2272 distance=38' 20405+4010 TOB 196BC distance=39' 20405+4010 SEI1214AB distance=39' 20456+4014 TDT2519 distance=39' 20453+4010 COU2293 distance=40' 20454+4011 TDT2518 distance=40' 20419+3956 SEI1221 distance=43' 20466+4020 ES 1982 distance=46' 20419+3953 SEI1222 distance=46' 20428+4123 RAO 619 distance=46' 20421+4125 COU2420 distance=49' 20392+4017 ES 1980 distance=49' 20416+3950 COU2290 distance=50' 20427+3947 TDT2491 distance=51' 20387+4024 ES 1979 distance=52' 20395+4002 BRT2269 distance=53' 20402+3953 MLB 885 distance=54' 20390+4109 TDT2451 distance=55' 20428+4132 ES 1571 distance=55' 20476+4038 CNT 9 distance=55' 20434+4131 HJ 1571 distance=55' 20434+3943 TDT2497 distance=55' 20382+4022 TDT2439 distance=56' 20447+4131 MLB 25 distance=57' 20379+4014 SEI1199 distance=62' 20485+4041 ES 1682 distance=64' 20379+4005 ES 1978 distance=65' 20488+4024 ALI1192 distance=70' 20438+3928 SEI1230 distance=71' 20441+3927 ES 1981 distance=72' 20367+4021 NML 2 distance=72' 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 20429+4036 MLB 24 175 5.9
Show 20422+4041 MLB 23 41 7.6 9
Show 20432+4026 COU2421 110 0.3 13
Show 20440+4030 SLN 85 203 9.1 16
Show 20436+4024 DAM1256 106 9.6 17
Show 20446+4040 HJ 1573 274 9.8 20
Show 20444+4027 TDT2510 157 0.9 21
Show 20446+4041 HJ 1574 278 7.4 21
Show 20413+4051 COU2419 69 0.8 23
Show 20426+4013 TDT2488 138 0.5 25
Show 20420+4015 A 1433 24 0.8 25
Show 20444+4103 COU2423 AB 180 0.3 32
Show 20444+4103 GRV 375 AC 197 31.4 32
Show 20454+4023 OSO 133 AB 114 12.0 33
Show 20454+4023 OSO 133 AC 236 11.7 33
Show 20454+4023 OSO 133 AD 67 21.8 33
Show 20454+4023 OSO 133 AE 8 22.4 33
Show 20396+4035 STT 410 AB 3 0.9 38
Show 20396+4035 STT 410 AB,C 70 68.6 38
Show 20396+4035 STT 410 AB,D 327 106.6 38
Show 20434+4001 BRT2272 285 5.1 38
Show 20405+4010 TOB 196 BC 32 23.4 39
Show 20405+4010 SEI1214 AB 78 20.3 39
Show 20456+4014 TDT2519 347 1.3 39
Show 20453+4010 COU2293 201 1.1 40
Show 20454+4011 TDT2518 203 0.7 40
Show 20419+3956 SEI1221 254 2.0 43
Show 20466+4020 ES 1982 301 3.9 46
Show 20419+3953 SEI1222 77 25.4 46
Show 20428+4123 RAO 619 141 0.6 46
Show 20421+4125 COU2420 90 0.5 49
Show 20392+4017 ES 1980 60 8.3 49
Show 20416+3950 COU2290 43 0.5 50
Show 20427+3947 TDT2491 275 1.4 51
Show 20387+4024 ES 1979 303 7.6 52
Show 20395+4002 BRT2269 199 5.0 53
Show 20402+3953 MLB 885 72 1.7 54
Show 20390+4109 TDT2451 105 0.7 55
Show 20428+4132 ES 1571 39 7.4 55
Show 20476+4038 CNT 9 292 9.0 55
Show 20434+4131 HJ 1571 59 7.3 55
Show 20434+3943 TDT2497 317 0.5 55
Show 20382+4022 TDT2439 22 0.4 56
Show 20447+4131 MLB 25 207 5.7 57
Show 20379+4014 SEI1199 99 9.3 62
Show 20485+4041 ES 1682 152 3.1 64
Show 20379+4005 ES 1978 136 2.9 65
Show 20488+4024 ALI1192 2 16.5 70
Show 20438+3928 SEI1230 124 25.3 71
Show 20441+3927 ES 1981 310 4.5 72
Show 20367+4021 NML 2 350 0.6 72

 
 
WDS 20429+4036 : COMPONENTS
 
 
  A
B pa=176.0°
sep=5.93"
 
 
20429+4036 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204251.21+403731.9 Mag 11.15 PmRA 7.00
PmDE -2.0 Tycho2 3170-00755-1
Tycho2
Tycho2 3170-00755-1 Pflag RAmdeg 310.71336471 DEmdeg 40.62553581
PmRA 6.3 PmDE -3.3 E RAmdeg 46 E DEmdeg 44
E pmRA 1.7 E pmDE 1.6 EpRAm 1983.22 EpDEm 1982.95
Num 3 Q RAmdeg 1.5 Q DEmdeg 1.0 Q pmRA 1.5
Q pmDE 1.0 BTmag 11.731 E BTmag 0.076 VTmag 11.145
E VTmag 0.073 Prox 999 TYC T HIP
CCDM RAdeg 310.71334583 DEdeg 40.62554333 EpRA 1990 1.67
EpDE 1990 1.69 E RAdeg 47.5 E DEdeg 46.3 Posflg
Corr 0.0
 
 
20429+4036 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204251.25+403726.0 Mag 11.3 PmRA 2.00
PmDE -13.0 Calc delta mag 0.15 Calc coord yes