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Current system
18258+4321
BRT 1917


Nearby doubles
9' : 18264+4326
HDS2606

38' : 18274+4355
POP 134AB

40' : 18294+4328
GCB 32

48' : 18301+4325
J 763

49' : 18302+4320
A 584

49' : 18240+4236
KPP 963

51' : 18291+4356
MET 84

56' : 18242+4228
COU1788AB

56' : 18295+4242
LDS4788

58' : 18297+4400
COU1789

70' : 18199+4258
ES 474

72' : 18221+4222
RAO 390

80' : 18254+4440
BVD 262

84' : 18231+4439
COU1927

85' : 18326+4403
TDS 927

85' : 18181+4334
A 579

86' : 18306+4429
COU1928

87' : 18336+4336
NSN 705

87' : 18179+4311
KPP4103

88' : 18227+4200
SKF 320AB

89' : 18284+4444
HDS2616

91' : 18180+4351
UC 3549

91' : 18310+4210
TDT 921

92' : 18178+4351
A 578AB

93' : 18294+4158
ES 1559AB

94' : 18337+4247
COU1790



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.

18258+4321 BRT 1917

 
 
18h 25m 48.33s +43° 20' 43.6" P.A. 53.00 sep 3.6 mag 11.87,11.68
 
 
Coord 2000 18258+4321 Discov num BRT1917 Comp Coord arcsec 2000 18 25 48.33 +43 20 43.6
Date first 1894 Date last 2019 Obs 10
Pa first 57 Pa last 53.3 P.A. Now (θ) 53.3°
Sep first 3.3 Sep last 3.55 Sep. Now (ρ) 3.55"
Mag pri 11.87 Mag sec 11.68 delta mag (ΔM) 0.19 Spectral class
Pri motion ra +006 Sec motion ra +007
Pri motion dec -009 Sec motion dec -007
Notes
rPM=0.207 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 3116-00008-1 Gaia DR2 2111986984546878080
 
 
WDS 18258+4321 BRT 1917 : 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
18258+4321 BRT1917 1999 4 55 3.1 11.87 11.68 D 182548.33+432043.6
18258+4321 BRT1917 2003 5 54 3.5 11.87 11.68 D 182548.33+432043.6
18258+4321 BRT1917 2015 6 54 3.6 11.87 11.68 182548.33+432043.6
18258+4321 BRT1917 2019 9 53 3.6 11.87 11.68 182548.33+432043.6

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

 
 
WDS 18258+4321 BRT 1917 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18258+4321 BRT 1917 : MEASURES
 
 
No records found.

 
 
WDS 18258+4321 : VIRTUAL EYEPIECE
 
 

18258+4321 BRT1917A mag 11.87 18258+4321 BRT1917B sep 3.0 P.A. 44.30 mag 11.68 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 18258+4321 : ALADIN DSS IMAGE @ 18h 25m 48.33s +43° 20' 43.6"
 
 
 
 
WDS 18258+4321 BRT 1917 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18258+4321 BRT1917 distance=0' 18264+4326 HDS2606 distance=9' 18274+4355 POP 134CD distance=38' 18274+4355 POP 134AB distance=38' 18274+4355 POP 134AC distance=38' 18294+4328 GCB 32 distance=40' 18301+4325 J 763 distance=48' 18302+4320 A 584 distance=49' 18240+4236 KPP 963 distance=49' 18291+4356 MET 84 distance=51' 18291+4356 KPP3330AC distance=51' 18242+4228 COU1788AB distance=56' 18242+4228 GII 266Aa,Ab distance=56' 18295+4242 LDS4788 distance=56' 18297+4400 COU1789 distance=58' 18199+4258 ES 474 distance=70' 18221+4222 RAO 390 distance=72' 18254+4440 BVD 262 distance=80' 18231+4439 COU1927 distance=84' 18326+4403 TDS 927 distance=85' 18181+4334 A 579 distance=85' 18306+4429 COU1928 distance=86' 18336+4336 NSN 705 distance=87' 18179+4311 KPP4103 distance=87' 18227+4200 KPP4393BC distance=88' 18227+4200 SKF 320AB distance=88' 18284+4444 HDS2616 distance=89' 18180+4351 UC 3549 distance=91' 18310+4210 TDT 921 distance=91' 18178+4351 A 578Aa,Ab distance=92' 18178+4351 A 578AB distance=92' 18294+4158 ES 1559AB distance=93' 18294+4158 ES 1559BC distance=93' 18337+4247 COU1790 distance=94' 18173+4355 A 577 distance=99' 18338+4235 DBR 322 distance=100' 18176+4409 RAO 386 distance=102' 18310+4154 HJ 1328 distance=104' 18353+4314 ES 1422 distance=104' 18197+4453 ES 2665AB distance=114' 18197+4453 WAL 90AC distance=114' 18332+4200 ES 21 distance=115' 18162+4423 ES 1421 distance=121' 18316+4504 COU1929 distance=122' 18156+4417 ES 1420AB distance=125' 18156+4417 ES 1420AC distance=125' 18346+4158 UC 3615 distance=128' 18324+4510 ES 1261 distance=131' 18293+4114 KPP 413 distance=133' 18188+4510 WOL 2 distance=133' 18325+4513 ES 1262 distance=134' 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 18258+4321 BRT1917 53 3.6
Show 18264+4326 HDS2606 49 1.0 9
Show 18274+4355 POP 134 CD 250 4.6 38
Show 18274+4355 POP 134 AB 62 7.7 38
Show 18274+4355 POP 134 AC 285 66.8 38
Show 18294+4328 GCB 32 76 5.5 40
Show 18301+4325 J 763 310 1.9 48
Show 18302+4320 A 584 12 4.7 49
Show 18240+4236 KPP 963 72 7.9 49
Show 18291+4356 MET 84 40 10.1 51
Show 18291+4356 KPP3330 AC 242 20.2 51
Show 18242+4228 COU1788 AB 142 3.0 56
Show 18242+4228 GII 266 Aa,Ab 124 0.1 56
Show 18295+4242 LDS4788 107 241.2 56
Show 18297+4400 COU1789 275 0.4 58
Show 18199+4258 ES 474 41 3.0 70
Show 18221+4222 RAO 390 234 3.3 72
Show 18254+4440 BVD 262 327 15.6 80
Show 18231+4439 COU1927 27 1.1 84
Show 18326+4403 TDS 927 299 1.1 85
Show 18181+4334 A 579 340 1.5 85
Show 18306+4429 COU1928 263 0.5 86
Show 18336+4336 NSN 705 221 18.3 87
Show 18179+4311 KPP4103 295 1.9 87
Show 18227+4200 KPP4393 BC 218 26.7 88
Show 18227+4200 SKF 320 AB 193 1.5 88
Show 18284+4444 HDS2616 62 0.1 89
Show 18180+4351 UC 3549 159 20.7 91
Show 18310+4210 TDT 921 114 0.8 91
Show 18178+4351 A 578 Aa,Ab 244 0.3 92
Show 18178+4351 A 578 AB 167 1.8 92
Show 18294+4158 ES 1559 AB 87 77.1 93
Show 18294+4158 ES 1559 BC 188 1.7 93
Show 18337+4247 COU1790 248 1.3 94
Show 18173+4355 A 577 304 0.7 99
Show 18338+4235 DBR 322 130 2.5 100
Show 18176+4409 RAO 386 228 0.4 102
Show 18310+4154 HJ 1328 115 21.3 104
Show 18353+4314 ES 1422 82 4.0 104
Show 18197+4453 ES 2665 AB 21 9.9 114
Show 18197+4453 WAL 90 AC 334 77.1 114
Show 18332+4200 ES 21 109 7.3 115
Show 18162+4423 ES 1421 345 11.8 121
Show 18316+4504 COU1929 165 1.8 122
Show 18156+4417 ES 1420 AB 66 8.3 125
Show 18156+4417 ES 1420 AC 9 14.6 125
Show 18346+4158 UC 3615 181 49.6 128
Show 18324+4510 ES 1261 209 7.6 131
Show 18293+4114 KPP 413 145 5.0 133
Show 18188+4510 WOL 2 183 1.3 133
Show 18325+4513 ES 1262 258 1.5 134

 
 
WDS 18258+4321 : COMPONENTS
 
 
  A
B pa=44.3°
sep=2.96"
 
 
18258+4321 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182548.33+432043.6 Mag 11.87 PmRA 6.00
PmDE -9.0
 
 
18258+4321 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182548.52+432045.7 Mag 11.68 PmRA 7.00
PmDE -7.0 Calc delta mag 0.19 Calc coord yes