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Current system
20124+2856
MLB 531


Nearby doubles
11' : 20124+2908
A 1201

17' : 20134+2910
TDT2100

18' : 20115+2846
MLB 530

19' : 20140+2859
TDS1052

20' : 20114+2910
A 1200

26' : 20124+2923
AG 401

30' : 20122+2829
MLB 660

32' : 20105+2841
TDT2048

33' : 20110+2834
COU1323

34' : 20123+2824
TDT2081

35' : 20149+2840
HO 122AB

36' : 20105+2920
BRT 46AB

37' : 20110+2928
TDT2056

38' : 20103+2920
BAC 1

46' : 20102+2930
TDT2041

46' : 20134+2941
MLB 661

48' : 20139+2942
TOB 180

50' : 20156+2927
TDS1053

51' : 20138+2945
TOB 179

51' : 20090+2841
DA 12

53' : 20088+2842
TDT2019

55' : 20085+2842
MLB 529

55' : 20101+2941
TDT2039

55' : 20160+2929
MLB 478AB

58' : 20145+2808
BRT 47AB

64' : 20167+2932
OSO 121AB



Selections
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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.

20124+2856 MLB 531

 
 
20h 12m 35.04s +28° 57' 23.4" P.A. 195.00 sep 1.7 mag 12.00,12.99
 
 
Coord 2000 20124+2856 Discov num MLB 531 Comp Coord arcsec 2000 20 12 35.04 +28 57 23.4
Date first 1927 Date last 2016 Obs 4
Pa first 192 Pa last 194.6 P.A. Now (θ) 194.6°
Sep first 2.2 Sep last 1.672 Sep. Now (ρ) 1.672"
Mag pri 12.00 Mag sec 12.99 delta mag (ΔM) 0.99 Spectral class
Pri motion ra -012 Sec motion ra -012
Pri motion dec -007 Sec motion dec -007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Vulpecula Tycho2 2166-01347-1 Gaia DR2 1837306371226363520 HD 333866
 
 
WDS 20124+2856 MLB 531 : 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
20124+2856 MLB 531 1991 2 197 1.7 12.00 12.99 201235.04+285723.4
20124+2856 MLB 531 2015 3 195 1.7 12.00 12.99 201235.04+285723.4
20124+2856 MLB 531 2016 4 195 1.7 12.00 12.99 201235.04+285723.4

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

 
 
WDS 20124+2856 MLB 531 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20124+2856 MLB 531 : MEASURES
 
 
No records found.

 
 
WDS 20124+2856 : VIRTUAL EYEPIECE
 
 

20124+2856 MLB 531A mag 12 20124+2856 MLB 531B sep 1.7 P.A. 192.80 mag 12.99 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 20124+2856 : ALADIN DSS IMAGE @ 20h 12m 35.04s +28° 57' 23.4"
 
 
 
 
WDS 20124+2856 MLB 531 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20124+2856 MLB 531 distance=0' 20124+2908 A 1201 distance=11' 20129+2913 HJ 1492A,BC distance=16' 20129+2913 A 1203BC distance=17' 20134+2910 TDT2100 distance=17' 20115+2846 MLB 530 distance=18' 20140+2859 TDS1052 distance=19' 20114+2910 A 1200 distance=20' 20124+2923 AG 401 distance=26' 20122+2829 MLB 660 distance=30' 20105+2841 TDT2048 distance=32' 20110+2834 COU1323 distance=33' 20123+2824 TDT2081 distance=34' 20149+2840 HO 122AB distance=35' 20149+2840 HO 122AC distance=35' 20105+2920 BRT 46AB distance=36' 20105+2920 MLB 477AC distance=36' 20105+2920 HDS2874Ca,Cb distance=37' 20110+2928 TDT2056 distance=37' 20103+2920 BAC 1 distance=38' 20102+2930 TDT2041 distance=46' 20134+2941 MLB 661 distance=46' 20139+2942 TOB 180 distance=48' 20156+2927 TDS1053 distance=50' 20138+2945 TOB 179 distance=51' 20090+2841 DA 12 distance=51' 20088+2842 TDT2019 distance=53' 20085+2842 MLB 529 distance=55' 20101+2941 TDT2039 distance=55' 20160+2929 MLB 478AB distance=55' 20160+2929 MLB 478AC distance=55' 20145+2808 BRT 47AB distance=58' 20145+2808 BRT 47AC distance=58' 20167+2932 OSO 121AB distance=64' 20167+2932 OSO 121AC distance=64' 20167+2932 OSO 121AD distance=64' 20167+2932 OSO 121AE distance=64' 20098+2805 TDT2038 distance=65' 20175+2909 POP1229Aa,Ab distance=66' 20175+2909 BU 441AB distance=66' 20075+2850 TDT1998 distance=67' 20173+2926 TDT2142 distance=68' 20177+2922 TDT2145 distance=71' 20180+2913 POP 200 distance=73' 20166+2806 MLB 608 distance=74' 20182+2912 A 1205 distance=76' 20083+2950 A 1198AB distance=77' 20152+3006 TDT2121 distance=77' 20067+2856 MLB 704 distance=78' 20115+2740 TDT2067 distance=79' 20158+2749 CHR 94Aa,Ab distance=81' 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 20124+2856 MLB 531 195 1.7
Show 20124+2908 A 1201 158 0.3 11
Show 20129+2913 HJ 1492 A,BC 54 18.7 16
Show 20129+2913 A 1203 BC 176 0.4 17
Show 20134+2910 TDT2100 98 0.7 17
Show 20115+2846 MLB 530 32 7.9 18
Show 20140+2859 TDS1052 164 1.6 19
Show 20114+2910 A 1200 197 5.4 20
Show 20124+2923 AG 401 306 4.0 26
Show 20122+2829 MLB 660 290 6.2 30
Show 20105+2841 TDT2048 136 0.6 32
Show 20110+2834 COU1323 334 0.8 33
Show 20123+2824 TDT2081 157 0.5 34
Show 20149+2840 HO 122 AB 72 1.4 35
Show 20149+2840 HO 122 AC 152 19.9 35
Show 20105+2920 BRT 46 AB 79 5.3 36
Show 20105+2920 MLB 477 AC 24 113.7 36
Show 20105+2920 HDS2874 Ca,Cb 251 0.4 37
Show 20110+2928 TDT2056 358 1.5 37
Show 20103+2920 BAC 1 45 16.5 38
Show 20102+2930 TDT2041 189 1.2 46
Show 20134+2941 MLB 661 167 3.9 46
Show 20139+2942 TOB 180 299 23.4 48
Show 20156+2927 TDS1053 302 1.0 50
Show 20138+2945 TOB 179 91 23.6 51
Show 20090+2841 DA 12 88 26.2 51
Show 20088+2842 TDT2019 95 0.9 53
Show 20085+2842 MLB 529 57 4.7 55
Show 20101+2941 TDT2039 177 0.4 55
Show 20160+2929 MLB 478 AB 13 6.3 55
Show 20160+2929 MLB 478 AC 76 153.6 55
Show 20145+2808 BRT 47 AB 232 4.8 58
Show 20145+2808 BRT 47 AC 215 40.4 58
Show 20167+2932 OSO 121 AB 165 13.2 64
Show 20167+2932 OSO 121 AC 283 15.2 64
Show 20167+2932 OSO 121 AD 190 18.9 64
Show 20167+2932 OSO 121 AE 259 25.2 64
Show 20098+2805 TDT2038 233 0.6 65
Show 20175+2909 POP1229 Aa,Ab 217 0.4 66
Show 20175+2909 BU 441 AB 64 6.2 66
Show 20075+2850 TDT1998 4 0.6 67
Show 20173+2926 TDT2142 316 1.0 68
Show 20177+2922 TDT2145 186 0.7 71
Show 20180+2913 POP 200 205 6.4 73
Show 20166+2806 MLB 608 227 9.3 74
Show 20182+2912 A 1205 96 1.2 76
Show 20083+2950 A 1198 AB 229 1.5 77
Show 20152+3006 TDT2121 11 2.0 77
Show 20067+2856 MLB 704 116 2.9 78
Show 20115+2740 TDT2067 344 0.7 79
Show 20158+2749 CHR 94 Aa,Ab 331 0.0 81

 
 
WDS 20124+2856 : COMPONENTS
 
 
  A
B pa=192.8°
sep=1.66"
 
 
20124+2856 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201235.04+285723.4 Mag 12 PmRA -12.00
PmDE -7.0 Tycho2 2166-01347-1 HD 333866
Tycho2
Tycho2 2166-01347-1 Pflag RAmdeg 303.14597845 DEmdeg 28.95646460
PmRA -11.9 PmDE -6.9 E RAmdeg 66 E DEmdeg 55
E pmRA 2.4 E pmDE 2.3 EpRAm 1983.11 EpDEm 1985.55
Num 3 Q RAmdeg 1.1 Q DEmdeg 0.6 Q pmRA 1.1
Q pmDE 0.6 BTmag 12.385 E BTmag 0.137 VTmag 12.016
E VTmag 0.131 Prox 999 TYC HIP
CCDM RAdeg 303.14601028 DEdeg 28.95648056 EpRA 1990 1.53
EpDE 1990 1.68 E RAdeg 69.3 E DEdeg 57.1 Posflg
Corr 0.2
 
 
20124+2856 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201235.01+285721.8 Mag 12.99 PmRA -12.00
PmDE -7.0 Calc delta mag 0.99 Calc coord yes