20579+2940 MLB 573 AB

 
 
20h 57m 55.12s +29° 40' 25.9" P.A. 57.00 sep 5.7 mag 12.10,12.30
 
 
Coord 2000 20579+2940 Discov num MLB 573 Comp AB Coord arcsec 2000 20 57 55.12 +29 40 25.9
Date first 1894 Date last 2016 Obs 12
Pa first 54 Pa last 56.7 P.A. Now (θ) 56.7°
Sep first 5.1 Sep last 5.687 Sep. Now (ρ) 5.687"
Mag pri 12.10 Mag sec 12.30 delta mag (ΔM) 0.2 Spectral class
Pri motion ra +000 Sec motion ra -004
Pri motion dec -006 Sec motion dec -001
Notes R (Red magnitudes)
rPM=1.067
This double is not physical.
 
 
20579+2940 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 57 55 +29 40 26 MLB 573 AB 2016 12 57 5.7 12.10 12.30 0.20 <===
Show 20 57 55 +29 40 26 MLB 573 AC 2015 8 232 23.7 12.10 12.10 0.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1858453961265235712
 
 
WDS 20579+2940 MLB 573 AB : 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
20579+2940 MLB 573 AB 2007 8 236 5.7 10.20 10.30 D 205755.29+294027.6
20579+2940 MLB 573 AB 2015 10 57 5.7 12.10 12.30 R 205755.12+294025.9
20579+2940 MLB 573 AB 2016 12 57 5.7 12.10 12.30 R 205755.12+294025.9

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

 
 
WDS 20579+2940 MLB 573 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20579+2940 MLB 573 AB : MEASURES
 
 
No records found.

 
 
WDS 20579+2940 : VIRTUAL EYEPIECE
 
 

20579+2940 MLB 573A mag 12.1 20579+2940 MLB 573B sep 5.2 P.A. 52.90 mag 12.3 20579+2940 MLB 573C sep 21.8 P.A. 227.50 mag 12.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.

Radius:
Components only
 
 
WDS 20579+2940 : ALADIN DSS IMAGE @ 20h 57m 55.12s +29° 40' 25.9"
 
 
 
 
WDS 20579+2940 MLB 573 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20579+2940  MLB 573AB distance=1' 20579+2940  MLB 573AC distance=1' 20590+2929  J  3119 distance=19' 20578+3002  J  2334 distance=21' 20572+2921  J   794 distance=22' 20579+3002  TDT2662 distance=22' 20576+3003  J  2333AB distance=23' 20576+3003  DAM 669AC distance=23' 20581+2917  HO  598 distance=24' 20563+2954  J  1779 distance=26' 20565+2910  MLB 485AB distance=36' 20589+3015  ES  373 distance=38' 21007+2920  AZC 109 distance=42' 20595+3019  J   847 distance=44' 20567+3027  TDT2650 distance=49' 21017+2938  COU1180AB distance=50' 21017+2938  RBR  51Aa,Ab distance=50' 21004+3022  COU1179 distance=53' 20555+3028  TDT2633 distance=57' 20554+3033  GRV 396 distance=62' 21025+2958  COU1181 distance=63' 20556+2845  BRT  53 distance=64' 20593+3043  TDT2677 distance=65' 21007+2844  BRT  54 distance=68' 20529+2920  BOW9002AB distance=69' 20529+2920  DAM 295AC distance=69' 20539+2856  GRV 392 distance=69' 21031+2929  OSO 139AB distance=69' 21031+2929  OSO 139AC distance=69' 21031+2929  OSO 139AD distance=69' 20567+3047  LDS2935 distance=70' 20531+2909  STT 417AB distance=71' 20531+2909  STT 417AB,C distance=71' 20598+3048  TDT2681 distance=72' 20538+3029  J  3117 distance=74' 20531+2856  MLB 535 distance=76' 20562+2826  GRV 397 distance=78' 20522+2917  KU  129AB distance=79' 20522+2917  KU  129AC distance=79' 20547+3046  LDS2934 distance=79' 21006+2829  COU1040AB distance=79' 21035+2906  BU  445AB distance=81' 21035+2906  BU  445AC distance=81' 21035+2906  BU  445AD distance=81' 21035+2906  BU  445AE distance=81' 21035+2906  ARN  21AF distance=81' 20519+3002  TDT2587 distance=82' 21034+3025  SMA 123 distance=85' 21026+3041  COU1182 distance=86' 20562+2816  MLB 615 distance=88' 20554+3059  J  2329 distance=89' grafico limitrofi
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Pass over with the mouse cursor to display the catalog designation.

Show name coord_2000 discov# comp pa sep dist(')
Show 20579+2940 MLB 573 AB 57 5.7 1
Show 20579+2940 MLB 573 AC 232 23.7 1
Show 20590+2929 J 3119 140 8.4 19
Show 20578+3002 J 2334 16 5.1 21
Show 20572+2921 J 794 134 3.2 22
Show 20579+3002 TDT2662 100 1.5 22
Show 20576+3003 J 2333 AB 328 7.7 23
Show 20576+3003 DAM 669 AC 244 4.4 23
Show 20581+2917 HO 598 125 16.2 24
Show 20563+2954 J 1779 246 2.5 26
Show 20565+2910 MLB 485 AB 154 4.5 36
Show 20589+3015 ES 373 136 2.3 38
Show 21007+2920 AZC 109 324 34.8 42
Show 20595+3019 J 847 129 2.2 44
Show 20567+3027 TDT2650 310 0.6 49
Show 21017+2938 COU1180 AB 204 3.7 50
Show 21017+2938 RBR 51 Aa,Ab 181 0.6 50
Show 21004+3022 COU1179 359 0.9 53
Show 20555+3028 TDT2633 116 1.4 57
Show 20554+3033 GRV 396 349 67.4 62
Show 21025+2958 COU1181 214 0.7 63
Show 20556+2845 BRT 53 25 2.6 64
Show 20593+3043 TDT2677 133 0.8 65
Show 21007+2844 BRT 54 358 7.0 68
Show 20529+2920 BOW9002 AB 354 9.9 69
Show 20529+2920 DAM 295 AC 37 22.2 69
Show 20539+2856 GRV 392 3 33.8 69
Show 21031+2929 OSO 139 AB 82 15.8 69
Show 21031+2929 OSO 139 AC 308 18.8 69
Show 21031+2929 OSO 139 AD 110 26.3 69
Show 20567+3047 LDS2935 200 10.1 70
Show 20531+2909 STT 417 AB 27 0.9 71
Show 20531+2909 STT 417 AB,C 108 30.8 71
Show 20598+3048 TDT2681 215 0.5 72
Show 20538+3029 J 3117 40 5.5 74
Show 20531+2856 MLB 535 2 7.1 76
Show 20562+2826 GRV 397 339 58.2 78
Show 20522+2917 KU 129 AB 103 15.1 79
Show 20522+2917 KU 129 AC 39 46.1 79
Show 20547+3046 LDS2934 178 10.8 79
Show 21006+2829 COU1040 AB 347 1.5 79
Show 21035+2906 BU 445 AB 109 4.7 81
Show 21035+2906 BU 445 AC 19 50.7 81
Show 21035+2906 BU 445 AD 317 87.3 81
Show 21035+2906 BU 445 AE 218 103.5 81
Show 21035+2906 ARN 21 AF 233 219.9 81
Show 20519+3002 TDT2587 349 1.0 82
Show 21034+3025 SMA 123 145 7.2 85
Show 21026+3041 COU1182 180 1.0 86
Show 20562+2816 MLB 615 200 3.6 88
Show 20554+3059 J 2329 11 6.5 89

 
 
WDS 20579+2940 : COMPONENTS
 
 
  A B
B pa=52.9°
sep=5.18"
 
C pa=227.5°
sep=21.83"
pa=228.6°
sep=26.99"
 
 
20579+2940 A
 
 
Coord arcsec 2000 205755.12+294025.9 Mag 12.1 PmRA 0.00 PmDE -6.0
 
 
20579+2940 B
 
 
Coord arcsec 2000 205755.44+294029.0 Mag 12.3 PmRA -4.00 PmDE -1.0
Calc delta mag 0.2 Calc coord yes
 
 
20579+2940 C
 
 
Coord arcsec 2000 205753.88+294011.2 Mag 12.1 PmRA -3.00 PmDE -2.0
Calc coord yes