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Current system
20319+3024
BRT 280


Nearby doubles
17' : 20306+3029
ES 505

19' : 20317+3005
ARY 46AB

22' : 20328+3007
TDT2356

25' : 20300+3029
STJ 59

25' : 20332+3008
BRT 281

27' : 20326+3049
TDT2349

34' : 20332+3052
TDT2366

35' : 20329+3056
COU1326

39' : 20344+3004
TDT2384

39' : 20346+3009
TDT2387

40' : 20294+3048
HJ 1521

42' : 20351+3031
COU1327

46' : 20291+2956
AG 406

46' : 20330+3108
TDT2360

47' : 20282+3024
HJ 1517

48' : 20284+3007
OL 75

50' : 20328+2936
TDT2357

51' : 20340+2942
TDS1084

52' : 20325+2934
TDT2347

53' : 20280+3008
BU 62AB

56' : 20316+2929
MLB 571

57' : 20279+3047
RAO 520

58' : 20362+3010
TDT2408

61' : 20363+3044
TDT2411

63' : 20361+2955
TDT2407

67' : 20333+3128
TDT2368



Selections
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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.

20319+3024 BRT 280

 
 
20h 31m 51.63s +30° 24' 21.8" P.A. 48.00 sep 4.8 mag 12.46,12.70
 
 
Coord 2000 20319+3024 Discov num BRT 280 Comp Coord arcsec 2000 20 31 51.63 +30 24 21.8
Date first 1901 Date last 2015 Obs 5
Pa first 48 Pa last 47.5 P.A. Now (θ) 47.5°
Sep first 4.0 Sep last 4.79 Sep. Now (ρ) 4.79"
Mag pri 12.46 Mag sec 12.70 delta mag (ΔM) 0.24 Spectral class
Pri motion ra -019 Sec motion ra +036
Pri motion dec -023 Sec motion dec +015
Notes
rPM=1.714
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2685-01640-1 Gaia DR2 1860998609121815040
 
 
WDS 20319+3024 BRT 280 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Brt1926a Pa - Barton, S.G. 1926AJ.....36..155B
Brt1926a AJ 36, 155, 1926 (BRT 1 - BRT 62)
Brt1926b Pa j Barton, S.G. 1926AJ.....37...57B
Brt1926b AJ 37, 57, 1926 (BRT 63 - BRT 116)
Brt1928 Pa - Barton, S.G. 1928AJ.....38..168B
Brt1928 AJ 38, 168, 1928 (BRT 117 - BRT 230)
Brt1929a Pa - Barton, S.G. 1929AN....235..425B
Brt1929a AN 235, 425, 1929 (BRT 294 - BRT 322)
Brt1929b Pa - Barton, S.G. 1929AJ.....39...93B
Brt1929b AJ 39, 93, 1929 (BRT 231 - BRT 293)
Brt1929c Ma j Barton, S.G. 1929AJ.....39..120B
Brt1929c AJ 39, 120, 1929
Brt1930 Pa - Barton, S.G. 1930AJ.....40..181B
Brt1930 AJ 40, 181, 1930 (BRT 323 - BRT 348)
Brt1931 Pa - Barton, S.G. (BRT 349 - BRT 562) 1931AJ.....41...35B
Brt1931 AJ 41, 35, 1931 (no measures for BRT 529 - BRT 562)
Brt1932a Pa - Barton, S.G. 1932AJ.....42...93B
Brt1932a AJ 42, 93, 1932 (BRT 604 - BRT 636)
Brt1932b Ma - Barton, S.G. 1932PFAO....5a...1B
Brt1932b +Pa Pub. Univ. Penn. 5, Pt.1, Sec.2, 1932 (BRT 563 - BRT 603, BRT1928, etc.)
Brt1932C Ma - Barton, S.G. 1932QB821.A43......
Brt1932C cited in ADS (Aitken Double Star Cat.), 1932
Brt1933 Pa - Barton, S.G. 1933AN....250...49B
Brt1933 AN 250, 49, 1933
Brt1933 (BRT 637 - BRT1134; very approximate dates added for pairs listed with only
Brt1933 secondary magnitudes and no astrometry)
Brt1934 Pa - Barton, S.G. 1934AJ.....43..119B
Brt1934 +Ma AJ 43, 119, 1934
Brt1935a Pa - Barton, S.G. 1935AJ.....44..105B
Brt1935a +Ma AJ 44, 105, 1935
Brt1935b Pa - Barton, S.G. 1935AN....256..357B
Brt1935b AN 256, 357, 1935
Brt1936a Ma - Barton, S.G. 1936AJ.....45...33B
Brt1936a +Pa AJ 45, 33, 1936
Brt1936b Pa - Barton, S.G. 1936AJ.....45...99B
Brt1936b +Ma AJ 45, 99, 1936
Brt1937a Pa - Barton, S.G. 1937AN....263..347B
Brt1937a AN 263, 347, 1937
Brt1937b Pa - Barton, S.G. 1937AN....263..383B
Brt1937b AN 263, 383, 1937
Brt1938 Ma - Barton, S.G. 1938AJ.....47..133B
Brt1938 +Pa AJ 47, 133, 1938
Brt1939a Ma - Barton, S.G. 1939PFAO....5b...1B
Brt1939a +Pa Pub. Univ. Penn. 5, Pt.2, Sec.2, 1939
Brt1939b Pa - Barton, S.G. 1939AJ.....48..145B
Brt1939b +Ma AJ 48, 145, 1939
Brt1941 Pa - Barton, S.G. 1941PASP...55..339B
Brt1941 PASP 55, 339, 1941
Brt1942 Pa - Barton, S.G. 1942AJ.....50...11B
Brt1942 AJ 50, 11, 1942
Brt1947 Ma - Barton, S.G. 1947AJ.....52..178B
Brt1947 +Pa AJ 52, 178, 1947
Brt1949 Ma - Barton, S.G. 1949PFAO....7a...1B
Brt1949 Pub. Univ. Penn. 7, Pt.1, Sec.1, 1949
Brt1951 Pa - Barton, S.G. 1951AJ.....55..218B
Brt1951 AJ 55, 218, 1951
Brt1957 Ma - Barton, S.G. 1957QB4.P5v7ps3....
Brt1957 Pub. Univ. Penn. 7, Pt.3, 15, 1957
Brt9999 Ma - Barton, S.G. ...................
Brt9999 +Pa Unpublished, manuscript or reference not found.
Brt2002A Ma - Barton, S.G. 2002yCat.1275....0D
Brt2002A +Pa cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20319+3024 BRT 280 1999 2 47 4.8 12.46 12.70 D 203151.63+302421.8
20319+3024 BRT 280 2002 3 47 4.7 12.46 12.70 D 203151.63+302421.8
20319+3024 BRT 280 2010 4 48 4.8 12.46 12.70 203151.63+302421.8
20319+3024 BRT 280 2015 5 48 4.8 12.46 12.70 203151.63+302421.8

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

 
 
WDS 20319+3024 BRT 280 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20319+3024 BRT 280 : MEASURES
 
 
No records found.

 
 
WDS 20319+3024 : VIRTUAL EYEPIECE
 
 

20319+3024 BRT 280A mag 12.46 20319+3024 BRT 280B sep 4.4 P.A. 43.30 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 20319+3024 : ALADIN DSS IMAGE @ 20h 31m 51.63s +30° 24' 21.8"
 
 
 
 
WDS 20319+3024 BRT 280 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20319+3024 BRT 280 distance=0' 20306+3029 ES 505 distance=17' 20317+3005 ARY 46AB distance=19' 20317+3005 ARY 46AC distance=19' 20328+3007 TDT2356 distance=22' 20300+3029 STJ 59 distance=25' 20332+3008 BRT 281 distance=25' 20326+3049 TDT2349 distance=27' 20332+3052 TDT2366 distance=34' 20329+3056 COU1326 distance=35' 20344+3004 TDT2384 distance=39' 20346+3009 TDT2387 distance=39' 20294+3048 HJ 1521 distance=40' 20351+3031 COU1327 distance=42' 20291+2956 AG 406 distance=46' 20330+3108 TDT2360 distance=46' 20282+3024 HJ 1517 distance=47' 20284+3007 OL 75 distance=48' 20328+2936 TDT2357 distance=50' 20340+2942 TDS1084 distance=51' 20325+2934 TDT2347 distance=52' 20280+3008 BU 62AB distance=53' 20280+3008 BU 62AC distance=53' 20280+3008 BU 62AD distance=53' 20316+2929 MLB 571 distance=56' 20279+3047 RAO 520 distance=57' 20362+3010 TDT2408 distance=58' 20363+3044 TDT2411 distance=61' 20361+2955 TDT2407 distance=63' 20333+3128 TDT2368 distance=67' 20339+2923 MLB 481 distance=67' 20320+2915 GRV 349 distance=69' 20286+3118 COU1325 distance=69' 20299+3129 TDT2323 distance=70' 20368+2955 TDT2421 distance=71' 20327+3140 HJ 1532 distance=72' 20320+3136 ES 2436 distance=73' 20287+2924 MLB 532 distance=74' 20368+2951 BTN 1 distance=75' 20306+3138 RAO 437 distance=76' 20282+3124 ES 2435 distance=76' 20371+2953 MLB 663 distance=76' 20374+2958 HJ 1547 distance=78' 20350+3130 TDT2396 distance=78' 20346+2914 TDT2388Aa,Ab distance=79' 20346+2914 J 565AB distance=79' 20346+2914 J 565AC distance=79' 20257+3022 COU1324 distance=81' 20280+3128 TDS1074 distance=81' 20330+3144 ES 365AB distance=82' 20330+3144 ES 365AC 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 20319+3024 BRT 280 48 4.8
Show 20306+3029 ES 505 15 2.1 17
Show 20317+3005 ARY 46 AB 5 91.1 19
Show 20317+3005 ARY 46 AC 92 146.6 19
Show 20328+3007 TDT2356 328 0.4 22
Show 20300+3029 STJ 59 219 1.4 25
Show 20332+3008 BRT 281 154 6.4 25
Show 20326+3049 TDT2349 60 0.6 27
Show 20332+3052 TDT2366 146 0.7 34
Show 20329+3056 COU1326 263 0.4 35
Show 20344+3004 TDT2384 142 0.5 39
Show 20346+3009 TDT2387 216 0.5 39
Show 20294+3048 HJ 1521 194 15.4 40
Show 20351+3031 COU1327 8 2.7 42
Show 20291+2956 AG 406 333 8.5 46
Show 20330+3108 TDT2360 315 0.9 46
Show 20282+3024 HJ 1517 105 13.1 47
Show 20284+3007 OL 75 136 1.8 48
Show 20328+2936 TDT2357 29 0.5 50
Show 20340+2942 TDS1084 6 1.8 51
Show 20325+2934 TDT2347 309 0.4 52
Show 20280+3008 BU 62 AB 133 1.2 53
Show 20280+3008 BU 62 AC 179 38.2 53
Show 20280+3008 BU 62 AD 267 46.1 53
Show 20316+2929 MLB 571 261 3.4 56
Show 20279+3047 RAO 520 -1 0.2 57
Show 20362+3010 TDT2408 177 0.4 58
Show 20363+3044 TDT2411 90 0.8 61
Show 20361+2955 TDT2407 124 0.5 63
Show 20333+3128 TDT2368 18 2.1 67
Show 20339+2923 MLB 481 345 4.0 67
Show 20320+2915 GRV 349 42 33.2 69
Show 20286+3118 COU1325 222 0.2 69
Show 20299+3129 TDT2323 44 0.6 70
Show 20368+2955 TDT2421 159 0.4 71
Show 20327+3140 HJ 1532 305 12.5 72
Show 20320+3136 ES 2436 306 6.7 73
Show 20287+2924 MLB 532 351 8.9 74
Show 20368+2951 BTN 1 1 13.8 75
Show 20306+3138 RAO 437 66 3.1 76
Show 20282+3124 ES 2435 241 3.4 76
Show 20371+2953 MLB 663 265 4.3 76
Show 20374+2958 HJ 1547 8 17.0 78
Show 20350+3130 TDT2396 144 0.6 78
Show 20346+2914 TDT2388 Aa,Ab 297 0.5 79
Show 20346+2914 J 565 AB 48 6.5 79
Show 20346+2914 J 565 AC 88 16.2 79
Show 20257+3022 COU1324 202 3.0 81
Show 20280+3128 TDS1074 334 1.5 81
Show 20330+3144 ES 365 AB 263 25.7 82
Show 20330+3144 ES 365 AC 319 33.6 82

 
 
WDS 20319+3024 : COMPONENTS
 
 
  A
B pa=43.3°
sep=4.44"
 
 
20319+3024 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203151.63+302421.8 Mag 12.46 PmRA -19.00
PmDE -23.0 Tycho2 2685-01640-1
Tycho2
Tycho2 2685-01640-1 Pflag RAmdeg 307.96515083 DEmdeg 30.40607430
PmRA -1.6 PmDE -3.6 E RAmdeg 84 E DEmdeg 78
E pmRA 3.8 E pmDE 3.7 EpRAm 1985.83 EpDEm 1986.45
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 12.914 E BTmag 0.198 VTmag 12.462
E VTmag 0.168 Prox 999 TYC HIP
CCDM RAdeg 307.96515500 DEdeg 30.40608250 EpRA 1990 1.62
EpDE 1990 1.72 E RAdeg 87.3 E DEdeg 80.0 Posflg
Corr 0.2
 
 
20319+3024 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203151.87+302425.0 Mag 12.7 PmRA 36.00
PmDE 15.0 Calc delta mag 0.24 Calc coord yes