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Current system
21464+3847
MLB 961


Nearby doubles
16' : 21453+3853
TDT3139

31' : 21481+3911
TDT3162

32' : 21466+3815
COU1639

32' : 21492+3849
TDT3176

38' : 21487+3914
TDS1147

40' : 21490+3912
TDT3173

44' : 21436+3822
ES 2522

45' : 21493+3816
A 1448

46' : 21429+3904
GRV 496

47' : 21434+3817
S 799AB

47' : 21484+3806
ALI 694

47' : 21457+3800
DAM1461

49' : 21506+3847
MLB 962

50' : 21432+3815
DAM 232

50' : 21450+3800
LDS1054

52' : 21445+3933
A 1447

52' : 21421+3848
ALI 980

57' : 21459+3943
SEI1535

58' : 21440+3757
SEI1533

59' : 21450+3942
GRV 499

59' : 21432+3801
BLL 55AB

61' : 21458+3945
MLB 902

61' : 21493+3937
SEI1536

61' : 21509+3918
MLB 788

62' : 21504+3927
HO 170

66' : 21415+3817
SEI1532



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.

21464+3847 MLB 961

 
 
21h 46m 28.00s +38° 46' 26.4" P.A. 4.00 sep 6.5 mag 11.19,12.70
 
 
Coord 2000 21464+3847 Discov num MLB 961 Comp Coord arcsec 2000 21 46 28.00 +38 46 26.4
Date first 1934 Date last 2015 Obs 8
Pa first 12 Pa last 3.7 P.A. Now (θ) 3.7°
Sep first 6.2 Sep last 6.523 Sep. Now (ρ) 6.523"
Mag pri 11.19 Mag sec 12.70 delta mag (ΔM) 1.51 Spectral class
Pri motion ra +004 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3184-01080-1 Gaia DR2 1953252518071828992
 
 
WDS 21464+3847 MLB 961 : 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
21464+3847 MLB 961 1999 2 5 6.6 11.19 12.70 D 214628.00+384626.4
21464+3847 MLB 961 2002 3 5 6.6 11.19 12.70 D 214628.00+384626.4
21464+3847 MLB 961 2012 4 5 6.8 11.19 12.70 D 214628.00+384626.4
21464+3847 MLB 961 2015 5 4 6.5 11.19 12.70 214628.00+384626.4

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

 
 
WDS 21464+3847 MLB 961 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21464+3847 MLB 961 : MEASURES
 
 
No records found.

 
 
WDS 21464+3847 : VIRTUAL EYEPIECE
 
 

21464+3847 MLB 961A mag 11.19 21464+3847 MLB 961B sep 6.5 P.A. 2.90 mag 12.7 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 21464+3847 : ALADIN DSS IMAGE @ 21h 46m 28.00s +38° 46' 26.4"
 
 
 
 
WDS 21464+3847 MLB 961 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21464+3847 MLB 961 distance=0' 21453+3853 TDT3139 distance=16' 21481+3911 TDT3162 distance=31' 21466+3815 COU1639 distance=32' 21492+3849 TDT3176 distance=32' 21487+3914 TDS1147 distance=38' 21490+3912 TDT3173 distance=40' 21436+3822 ES 2522 distance=44' 21434+3817 S 799BD distance=44' 21493+3816 A 1448 distance=45' 21429+3904 GRV 496 distance=46' 21434+3817 KUI 109Aa,Ab distance=47' 21434+3817 S 799AB distance=47' 21434+3817 S 799AC distance=47' 21484+3806 ALI 694 distance=47' 21457+3800 DAM1461 distance=47' 21506+3847 MLB 962 distance=49' 21432+3815 DAM 232 distance=50' 21450+3800 LDS1054 distance=50' 21445+3933 A 1447 distance=52' 21421+3848 ALI 980 distance=52' 21459+3943 SEI1535 distance=57' 21440+3757 SEI1533 distance=58' 21450+3942 GRV 499 distance=59' 21432+3801 HDS3094Aa,Ab distance=59' 21432+3801 BLL 55AB distance=59' 21458+3945 MLB 902 distance=61' 21493+3937 SEI1536 distance=61' 21509+3918 MLB 788 distance=61' 21504+3927 HO 170 distance=62' 21415+3817 SEI1532 distance=66' 21520+3857 COU1823 distance=67' 21520+3826 HDS3114 distance=68' 21471+3737 GRV 504 distance=70' 21454+3955 SEI1534 distance=70' 21502+3750 ES 1996 distance=72' 21526+3841 MLB 991 distance=72' 21438+3742 TDT3122 distance=72' 21403+3843 ALI 979 distance=73' 21413+3928 BU 274 distance=74' 21522+3817 TDT3205 distance=74' 21403+3858 MLB 787 distance=74' 21505+3944 ES 211AB distance=75' 21505+3944 ES 211AC distance=75' 21505+3944 ES 211AD distance=75' 21513+3938 TDT3196 distance=77' 21529+3901 SEI1542 distance=77' 21512+3941 TDT3192 distance=78' 21408+3806 TDS1140 distance=79' 21399+3813 ES 2066 distance=82' 21400+3919 ALI 978 distance=82' 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 21464+3847 MLB 961 4 6.5
Show 21453+3853 TDT3139 65 0.5 16
Show 21481+3911 TDT3162 146 2.0 31
Show 21466+3815 COU1639 204 1.8 32
Show 21492+3849 TDT3176 1 2.3 32
Show 21487+3914 TDS1147 26 1.0 38
Show 21490+3912 TDT3173 137 0.6 40
Show 21436+3822 ES 2522 101 4.0 44
Show 21434+3817 S 799 BD 254 34.0 44
Show 21493+3816 A 1448 331 4.7 45
Show 21429+3904 GRV 496 72 29.9 46
Show 21434+3817 KUI 109 Aa,Ab 142 1.9 47
Show 21434+3817 S 799 AB 60 149.5 47
Show 21434+3817 S 799 AC 318 135.3 47
Show 21484+3806 ALI 694 163 6.4 47
Show 21457+3800 DAM1461 190 1.7 47
Show 21506+3847 MLB 962 322 4.4 49
Show 21432+3815 DAM 232 299 8.3 50
Show 21450+3800 LDS1054 8 127.0 50
Show 21445+3933 A 1447 243 0.4 52
Show 21421+3848 ALI 980 139 8.9 52
Show 21459+3943 SEI1535 229 8.5 57
Show 21440+3757 SEI1533 13 25.7 58
Show 21450+3942 GRV 499 170 67.4 59
Show 21432+3801 HDS3094 Aa,Ab 245 0.1 59
Show 21432+3801 BLL 55 AB 117 142.4 59
Show 21458+3945 MLB 902 327 5.6 61
Show 21493+3937 SEI1536 147 28.1 61
Show 21509+3918 MLB 788 52 4.9 61
Show 21504+3927 HO 170 256 0.3 62
Show 21415+3817 SEI1532 139 5.1 66
Show 21520+3857 COU1823 13 1.0 67
Show 21520+3826 HDS3114 119 0.1 68
Show 21471+3737 GRV 504 21 53.5 70
Show 21454+3955 SEI1534 189 27.8 70
Show 21502+3750 ES 1996 337 2.3 72
Show 21526+3841 MLB 991 4.4 72
Show 21438+3742 TDT3122 280 0.6 72
Show 21403+3843 ALI 979 5 9.8 73
Show 21413+3928 BU 274 180 3.7 74
Show 21522+3817 TDT3205 142 0.5 74
Show 21403+3858 MLB 787 351 5.4 74
Show 21505+3944 ES 211 AB 197 2.5 75
Show 21505+3944 ES 211 AC 178 10.1 75
Show 21505+3944 ES 211 AD 102 21.1 75
Show 21513+3938 TDT3196 234 2.1 77
Show 21529+3901 SEI1542 172 29.7 77
Show 21512+3941 TDT3192 118 0.5 78
Show 21408+3806 TDS1140 191 1.0 79
Show 21399+3813 ES 2066 224 5.4 82
Show 21400+3919 ALI 978 14 13.3 82

 
 
WDS 21464+3847 : COMPONENTS
 
 
  A
B pa=2.9°
sep=6.52"
 
 
21464+3847 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214628.00+384626.4 Mag 11.19 PmRA 4.00
PmDE -9.0 Tycho2 3184-01080-1
Tycho2
Tycho2 3184-01080-1 Pflag RAmdeg 326.61670379 DEmdeg 38.77401230
PmRA 1.9 PmDE -12.8 E RAmdeg 30 E DEmdeg 30
E pmRA 1.7 E pmDE 1.6 EpRAm 1984.94 EpDEm 1986.17
Num 6 Q RAmdeg 1.8 Q DEmdeg 2.7 Q pmRA 1.8
Q pmDE 2.7 BTmag 11.687 E BTmag 0.053 VTmag 11.193
E VTmag 0.058 Prox 841 TYC T HIP
CCDM RAdeg 326.61667722 DEdeg 38.77402528 EpRA 1990 1.60
EpDE 1990 1.73 E RAdeg 36.6 E DEdeg 33.4 Posflg
Corr 0.1
 
 
21464+3847 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214628.03+384632.9 Mag 12.7 Calc delta mag 1.51
Calc coord yes