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Doubles in session


Current system
20556+4243
BRT 2282


Nearby doubles
13' : 20553+4231
STT 423

17' : 20568+4254
ENG 77AB

18' : 20569+4233
GRV 399

26' : 20550+4219
LDS2467

26' : 20553+4218
OSO 137AB

27' : 20564+4308
COU2544

34' : 20530+4258
COU2542

35' : 20547+4211
CVR 233

37' : 20584+4303
ES 1575

39' : 20590+4259
LDS2475

40' : 20573+4319
ES 1450

41' : 20553+4322
LDS2468

42' : 20592+4257
ES 1576

44' : 20534+4208
LDS2464

48' : 20524+4314
LDS2462

49' : 20513+4238
A 614

49' : 20598+4225
CLZ 78

50' : 20519+4309
GRV 389

52' : 20565+4333
BRT1139

52' : 20535+4328
LDS2465

53' : 20584+4326
ES 1451

54' : 20568+4335
BRT1957

54' : 20511+4224
BRT2277

56' : 20508+4238
LDS2457

56' : 20517+4317
LDS2461

60' : 20590+4330
LDS2476



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.

20556+4243 BRT 2282

 
 
20h 55m 41.80s +42° 42' 54.8" P.A. 276.00 sep 2.5 mag 11.70,12.30
 
 
Coord 2000 20556+4243 Discov num BRT2282 Comp Coord arcsec 2000 20 55 41.80 +42 42 54.8
Date first 1892 Date last 2019 Obs 7
Pa first 279 Pa last 275.6 P.A. Now (θ) 275.6°
Sep first 1.7 Sep last 2.45 Sep. Now (ρ) 2.45"
Mag pri 11.70 Mag sec 12.30 delta mag (ΔM) 0.6 Spectral class
Pri motion ra Sec motion ra -005
Pri motion dec Sec motion dec +011
Notes R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 2065948817787899008
 
 
WDS 20556+4243 BRT 2282 : 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
20556+4243 BRT2282 1985 2 277 2.4 12.27 12.64 B 205541.64+424253.7
20556+4243 BRT2282 2000 3 276 2.5 12.27 12.64 B 205541.64+424253.7
20556+4243 BRT2282 2002 4 276 2.5 11.70 12.30 R 205541.80+424254.8
20556+4243 BRT2282 2015 5 276 2.5 11.70 12.30 R 205541.80+424254.8
20556+4243 BRT2282 2016 6 276 2.5 11.70 12.30 R 205541.80+424254.8
20556+4243 BRT2282 2019 7 276 2.5 11.70 12.30 R 205541.80+424254.8

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

 
 
WDS 20556+4243 BRT 2282 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20556+4243 BRT 2282 : MEASURES
 
 
No records found.

 
 
WDS 20556+4243 : VIRTUAL EYEPIECE
 
 

20556+4243 BRT2282A mag 11.7 20556+4243 BRT2282B sep 1.8 P.A. 277.60 mag 12.3 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 20556+4243 : ALADIN DSS IMAGE @ 20h 55m 41.80s +42° 42' 54.8"
 
 
 
 
WDS 20556+4243 BRT 2282 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20556+4243 BRT2282 distance=0' 20553+4231 STT 423 distance=13' 20568+4254 ENG 77AB distance=17' 20568+4254 ENG 77AC distance=17' 20568+4254 ENG 77BC distance=17' 20569+4233 GRV 399 distance=18' 20568+4254 ENG 77CD distance=19' 20550+4219 LDS2467 distance=26' 20553+4218 OSO 137AB distance=26' 20553+4218 OSO 137AC distance=26' 20553+4218 OSO 137AD distance=26' 20553+4218 OSO 137AE distance=26' 20553+4218 OSO 137AF distance=26' 20553+4218 OSO 137AG distance=26' 20564+4308 COU2544 distance=27' 20530+4258 COU2542 distance=34' 20547+4211 CVR 233 distance=35' 20584+4303 ES 1575 distance=37' 20590+4259 LDS2475 distance=39' 20573+4319 ES 1450 distance=40' 20553+4322 LDS2468 distance=41' 20592+4257 ES 1576 distance=42' 20534+4208 LDS2464 distance=44' 20524+4314 LDS2462 distance=48' 20513+4238 A 614 distance=49' 20598+4225 CLZ 78 distance=49' 20519+4309 GRV 389 distance=50' 20565+4333 BRT1139 distance=52' 20535+4328 LDS2465 distance=52' 20584+4326 ES 1451 distance=53' 20568+4335 BRT1957 distance=54' 20511+4224 BRT2277 distance=54' 20508+4238 LDS2457 distance=56' 20517+4317 LDS2461 distance=56' 20590+4330 LDS2476 distance=60' 20598+4321 LDS2479 distance=60' 20559+4345 COU2543 distance=62' 21015+4301 TDT2698 distance=67' 20539+4139 BRT2280 distance=68' 20534+4139 ES 1574 distance=69' 20595+4339 LDS2478 distance=72' 21022+4235 ES 1577 distance=73' 21024+4236 ES 1578 distance=74' 20520+4346 SKF2740BC distance=75' 20520+4346 STT 416AB distance=75' 20525+4138 LDS2463 distance=75' 20519+4140 COU2428 distance=76' 21027+4218 LDS6351 distance=80' 20569+4122 LDS2471 distance=82' 20514+4134 LDS2460 distance=86' 20585+4121 BLL 53 distance=88' 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 20556+4243 BRT2282 276 2.5
Show 20553+4231 STT 423 76 2.7 13
Show 20568+4254 ENG 77 AB 328 100.0 17
Show 20568+4254 ENG 77 AC 17 125.8 17
Show 20568+4254 ENG 77 BC 69 102.7 17
Show 20569+4233 GRV 399 6 64.8 18
Show 20568+4254 ENG 77 CD 356 92.9 19
Show 20550+4219 LDS2467 193 20.0 26
Show 20553+4218 OSO 137 AB 116 10.8 26
Show 20553+4218 OSO 137 AC 225 11.6 26
Show 20553+4218 OSO 137 AD 276 14.3 26
Show 20553+4218 OSO 137 AE 295 14.9 26
Show 20553+4218 OSO 137 AF 137 16.8 26
Show 20553+4218 OSO 137 AG 346 25.0 26
Show 20564+4308 COU2544 160 0.4 27
Show 20530+4258 COU2542 199 0.1 34
Show 20547+4211 CVR 233 235 61.5 35
Show 20584+4303 ES 1575 356 5.3 37
Show 20590+4259 LDS2475 90 12.2 39
Show 20573+4319 ES 1450 162 4.7 40
Show 20553+4322 LDS2468 107 60.0 41
Show 20592+4257 ES 1576 350 3.7 42
Show 20534+4208 LDS2464 331 43.8 44
Show 20524+4314 LDS2462 265 39.5 48
Show 20513+4238 A 614 333 1.5 49
Show 20598+4225 CLZ 78 347 38.2 49
Show 20519+4309 GRV 389 190 61.9 50
Show 20565+4333 BRT1139 175 3.6 52
Show 20535+4328 LDS2465 41 12.1 52
Show 20584+4326 ES 1451 101 8.6 53
Show 20568+4335 BRT1957 177 1.1 54
Show 20511+4224 BRT2277 230 4.2 54
Show 20508+4238 LDS2457 106 5.1 56
Show 20517+4317 LDS2461 217 32.6 56
Show 20590+4330 LDS2476 65 3.0 60
Show 20598+4321 LDS2479 287 2.0 60
Show 20559+4345 COU2543 222 1.6 62
Show 21015+4301 TDT2698 6 0.6 67
Show 20539+4139 BRT2280 192 5.0 68
Show 20534+4139 ES 1574 158 1.4 69
Show 20595+4339 LDS2478 125 2.2 72
Show 21022+4235 ES 1577 41 5.8 73
Show 21024+4236 ES 1578 233 2.8 74
Show 20520+4346 SKF2740 BC 192 73.4 75
Show 20520+4346 STT 416 AB 117 9.6 75
Show 20525+4138 LDS2463 151 27.8 75
Show 20519+4140 COU2428 113 0.7 76
Show 21027+4218 LDS6351 156 134.5 80
Show 20569+4122 LDS2471 43 3.2 82
Show 20514+4134 LDS2460 195 8.4 86
Show 20585+4121 BLL 53 352 169.0 88

 
 
WDS 20556+4243 : COMPONENTS
 
 
  A
B pa=277.6°
sep=1.81"
 
 
20556+4243 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 205541.80+424254.8 Mag 11.7
 
 
20556+4243 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 205541.64+424255.0 Mag 12.3 PmRA -5.00
PmDE 11.0 Calc delta mag 0.6 Calc coord yes