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Current system
21490+4316
BRT 1152


Nearby doubles
6' : 21489+4321
TDT3171

7' : 21490+4323
PKO 16

10' : 21492+4326
PKO 17

22' : 21490+4254
TDT3172

27' : 21474+4256
A 405

34' : 21489+4349
TDT3170

34' : 21521+4313
TDT3204

35' : 21491+4242
ARG 95

38' : 21462+4254
COU1979

43' : 21502+4356
TDS1148

43' : 21525+4332
TDT3212

43' : 21487+4357
GRV 509

44' : 21454+4258
ES 1459

46' : 21462+4239
ES 1460AB

49' : 21532+4324
GRV 517

51' : 21531+4339
TDT3215

51' : 21448+4254
TDT3132

55' : 21443+4256
TDT3129

56' : 21454+4356
HO 168AB

57' : 21541+4307
POP 184

58' : 21539+4256
ES 1461

64' : 21519+4221
HO 172AB

65' : 21548+4310
TDT3234

66' : 21478+4212
TDT3158

66' : 21443+4234
OSO 156AB

66' : 21509+4419
HJ 1700



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.

21490+4316 BRT 1152

 
 
21h 48m 57.57s +43° 15' 38.7" P.A. 231.00 sep 6.7 mag 11.30,12.00
 
 
Coord 2000 21490+4316 Discov num BRT1152 Comp Coord arcsec 2000 21 48 57.57 +43 15 38.7
Date first 1895 Date last 2019 Obs 36
Pa first 251 Pa last 231.1 P.A. Now (θ) 231.1°
Sep first 3.5 Sep last 6.686 Sep. Now (ρ) 6.686"
Mag pri 11.30 Mag sec 12.00 delta mag (ΔM) 0.7 Spectral class
Pri motion ra +034 Sec motion ra -020
Pri motion dec +020 Sec motion dec -013
Notes S (Parallax indidates non-physical)
rPM=1.604
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1972749985971480448
 
 
WDS 21490+4316 BRT 1152 : 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
21490+4316 BRT1152 2000 6 232 6.3 10.20 10.40 D 214857.57+431538.7
21490+4316 BRT1152 2007 10 232 6.4 10.20 10.40 D 214857.57+431538.7
21490+4316 BRT1152 2010 11 232 6.3 10.20 10.40 D 214857.57+431538.7
21490+4316 BRT1152 2016 25 232 6.7 10.20 10.40 214857.57+431538.7
21490+4316 BRT1152 2019 35 231 6.7 10.20 10.40 214857.57+431538.7

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

 
 
WDS 21490+4316 BRT 1152 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21490+4316 BRT 1152 : MEASURES
 
 
No records found.

 
 
WDS 21490+4316 : VIRTUAL EYEPIECE
 
 

21490+4316 BRT1152A mag 11.3 21490+4316 BRT1152B sep 5.7 P.A. 222.10 mag 12 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 21490+4316 : ALADIN DSS IMAGE @ 21h 48m 57.57s +43° 15' 38.7"
 
 
 
 
WDS 21490+4316 BRT 1152 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21490+4316 BRT1152 distance=0' 21489+4321 TDT3171 distance=6' 21490+4323 PKO 16 distance=7' 21492+4326 PKO 17 distance=10' 21490+4254 TDT3172 distance=22' 21474+4256 A 405 distance=27' 21489+4349 TDT3170 distance=34' 21521+4313 TDT3204 distance=34' 21491+4242 ARG 95 distance=35' 21462+4254 COU1979 distance=38' 21502+4356 TDS1148 distance=43' 21525+4332 TDT3212 distance=43' 21487+4357 GRV 509 distance=43' 21454+4258 ES 1459 distance=44' 21462+4239 ES 1460AB distance=46' 21462+4239 ES 1460AC distance=46' 21532+4324 GRV 517 distance=49' 21531+4339 TDT3215 distance=51' 21448+4254 TDT3132 distance=51' 21443+4256 TDT3129 distance=55' 21454+4356 HO 168AB distance=56' 21454+4356 HO 168AC distance=56' 21454+4356 HO 168AD distance=56' 21454+4356 HO 168AE distance=56' 21541+4307 POP 184 distance=57' 21539+4256 ES 1461 distance=58' 21519+4221 HO 172AB distance=64' 21519+4221 HO 172AC distance=64' 21519+4221 HO 172AD distance=64' 21519+4221 FYM 113AE distance=64' 21519+4221 JOD 22BF distance=64' 21548+4310 TDT3234 distance=65' 21478+4212 TDT3158 distance=66' 21443+4234 OSO 156AB distance=66' 21443+4234 OSO 156AC distance=66' 21443+4234 OSO 156AD distance=66' 21509+4419 HJ 1700 distance=66' 21427+4303 TDT3117 distance=70' 21511+4209 COU1822AB distance=71' 21513+4428 TDT3195 distance=77' 21545+4403 A 620 distance=77' 21545+4405 TDT3229 distance=78' 21556+4241 KPP4258 distance=81' 21448+4425 COU2234 distance=82' 21550+4404 BRT1153 distance=83' 21456+4202 TDT3143 distance=83' 21552+4229 TDT3241 distance=83' 21434+4417 HJ 1685 distance=86' 21426+4226 STF2820AB distance=86' 21426+4226 BU 1505AC distance=86' 21426+4226 BU 1505BC distance=87' 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 21490+4316 BRT1152 231 6.7
Show 21489+4321 TDT3171 286 0.5 6
Show 21490+4323 PKO 16 96 5.9 7
Show 21492+4326 PKO 17 149 13.6 10
Show 21490+4254 TDT3172 164 0.4 22
Show 21474+4256 A 405 277 1.9 27
Show 21489+4349 TDT3170 94 1.4 34
Show 21521+4313 TDT3204 30 0.9 34
Show 21491+4242 ARG 95 338 23.1 35
Show 21462+4254 COU1979 261 0.4 38
Show 21502+4356 TDS1148 97 1.1 43
Show 21525+4332 TDT3212 39 1.7 43
Show 21487+4357 GRV 509 177 56.4 43
Show 21454+4258 ES 1459 282 2.3 44
Show 21462+4239 ES 1460 AB 8 1.8 46
Show 21462+4239 ES 1460 AC 238 20.3 46
Show 21532+4324 GRV 517 212 45.9 49
Show 21531+4339 TDT3215 110 0.8 51
Show 21448+4254 TDT3132 293 2.0 51
Show 21443+4256 TDT3129 76 0.9 55
Show 21454+4356 HO 168 AB 42 0.8 56
Show 21454+4356 HO 168 AC 267 18.7 56
Show 21454+4356 HO 168 AD 21 28.3 56
Show 21454+4356 HO 168 AE 22 28.3 56
Show 21541+4307 POP 184 241 11.6 57
Show 21539+4256 ES 1461 352 6.1 58
Show 21519+4221 HO 172 AB 82 10.7 64
Show 21519+4221 HO 172 AC 40 89.7 64
Show 21519+4221 HO 172 AD 61 480.9 64
Show 21519+4221 FYM 113 AE 20 64.4 64
Show 21519+4221 JOD 22 BF 48 2.1 64
Show 21548+4310 TDT3234 343 2.0 65
Show 21478+4212 TDT3158 230 2.7 66
Show 21443+4234 OSO 156 AB 331 7.6 66
Show 21443+4234 OSO 156 AC 57 16.1 66
Show 21443+4234 OSO 156 AD 18 22.7 66
Show 21509+4419 HJ 1700 197 9.7 66
Show 21427+4303 TDT3117 163 0.8 70
Show 21511+4209 COU1822 AB 19 0.2 71
Show 21513+4428 TDT3195 203 1.9 77
Show 21545+4403 A 620 285 0.4 77
Show 21545+4405 TDT3229 324 0.5 78
Show 21556+4241 KPP4258 257 28.6 81
Show 21448+4425 COU2234 84 0.1 82
Show 21550+4404 BRT1153 66 4.8 83
Show 21456+4202 TDT3143 34 0.5 83
Show 21552+4229 TDT3241 308 0.7 83
Show 21434+4417 HJ 1685 239 18.6 86
Show 21426+4226 STF2820 AB 230 16.0 86
Show 21426+4226 BU 1505 AC 200 33.6 86
Show 21426+4226 BU 1505 BC 177 21.4 87

 
 
WDS 21490+4316 : COMPONENTS
 
 
  A
B pa=222.1°
sep=5.66"
 
 
21490+4316 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 214857.57+431538.7 Mag 11.3 PmRA 34.00
PmDE 20.0
 
 
21490+4316 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 214857.22+431534.5 Mag 12 PmRA -20.00
PmDE -13.0 Calc delta mag 0.7 Calc coord yes