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Current system
18186+4104
BRT 1915


Nearby doubles
20' : 18177+4122
LDS4783

29' : 18206+4049
LDS4785

31' : 18158+4107
ES 1651

37' : 18199+4033
BRT1916

39' : 18153+4054
BVD 261

45' : 18217+4039
UC 3559

52' : 18231+4100
COU1602

53' : 18171+4015
STF2304

53' : 18144+4042
TDS 910

64' : 18241+4054
COU1603

66' : 18233+4028
TDT 827

66' : 18131+4129
TOK 319

70' : 18126+4123
STF2298AB

73' : 18227+4200
SKF 320AB

75' : 18126+4033
OSO 96

84' : 18241+4010
ES 1652

87' : 18221+4222
RAO 390

89' : 18121+4015
LEO 1

90' : 18117+4020
UC 3526

92' : 18169+3935
TDT 773

93' : 18177+3932
TDT 778

100' : 18272+4048
TDT 877

102' : 18269+4031
ES 1653

105' : 18242+4228
COU1788AB

105' : 18183+3920
ALI1101

106' : 18210+3923
DAM 108



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.

18186+4104 BRT 1915

 
 
18h 18m 33.73s +41° 04' 48.5" P.A. 12.00 sep 4.5 mag 10.00,10.90
 
 
Coord 2000 18186+4104 Discov num BRT1915 Comp Coord arcsec 2000 18 18 33.73 +41 04 48.5
Date first 1894 Date last 2020 Obs 17
Pa first 10 Pa last 11.8 P.A. Now (θ) 11.8°
Sep first 4.4 Sep last 4.493 Sep. Now (ρ) 4.493"
Mag pri 10.00 Mag sec 10.90 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +004 Sec motion ra +008
Pri motion dec +004 Sec motion dec +011
Notes
rPM=0.593
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 2112801585224220032
 
 
WDS 18186+4104 BRT 1915 : 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
18186+4104 BRT1915 2006 3 16 5.3 10.00 10.90 D 181833.73+410448.5
18186+4104 BRT1915 2013 12 12 4.5 10.00 10.90 181833.73+410448.5
18186+4104 BRT1915 2015 12 12 4.5 10.00 10.90 181833.73+410448.5
18186+4104 BRT1915 2019 15 12 4.5 10.00 10.90 181833.73+410448.5
18186+4104 BRT1915 2020 16 12 4.5 10.00 10.90 181833.73+410448.5

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

 
 
WDS 18186+4104 BRT 1915 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18186+4104 BRT 1915 : MEASURES
 
 
No records found.

 
 
WDS 18186+4104 : VIRTUAL EYEPIECE
 
 

18186+4104 BRT1915A mag 10 18186+4104 BRT1915B sep 4.5 P.A. 8.90 mag 10.9 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 18186+4104 : ALADIN DSS IMAGE @ 18h 18m 33.73s +41° 04' 48.5"
 
 
 
 
WDS 18186+4104 BRT 1915 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18186+4104 BRT1915 distance=0' 18177+4122 LDS4783 distance=20' 18206+4049 LDS4785 distance=29' 18158+4107 ES 1651 distance=31' 18199+4033 BRT1916 distance=37' 18153+4054 BVD 261 distance=39' 18217+4039 UC 3559 distance=45' 18231+4100 COU1602 distance=52' 18171+4015 STF2304 distance=53' 18144+4042 TDS 910 distance=53' 18241+4054 COU1603 distance=64' 18233+4028 TDT 827 distance=66' 18131+4129 TOK 319 distance=66' 18126+4123 STF2298AB distance=70' 18126+4123 STF2298AC distance=70' 18126+4123 WAL 89AB,D distance=70' 18227+4200 SKF 320AB distance=73' 18227+4200 KPP4393BC distance=73' 18126+4033 OSO 96 distance=75' 18241+4010 ES 1652 distance=84' 18221+4222 RAO 390 distance=87' 18121+4015 LEO 1 distance=89' 18117+4020 UC 3526 distance=90' 18169+3935 TDT 773 distance=92' 18177+3932 TDT 778 distance=93' 18272+4048 TDT 877 distance=100' 18269+4031 ES 1653 distance=102' 18242+4228 COU1788AB distance=105' 18242+4228 GII 266Aa,Ab distance=105' 18183+3920 ALI1101 distance=105' 18210+3923 DAM 108 distance=106' 18189+3918 MLB1078 distance=107' 18240+4236 KPP 963 distance=110' 18108+4212 TDT 724 distance=110' 18213+3920 HJ 1321 distance=111' 18196+3915 MLB 754 distance=112' 18212+3917 COU1460 distance=112' 18211+3917 COU1459 distance=113' 18256+3945 COU1461 distance=113' 18199+4258 ES 474 distance=114' 18097+4001 TDT 714 distance=120' 18293+4114 KPP 413 distance=122' 18130+4251 ES 473BC distance=123' 18130+4251 ES 473AB distance=123' 18130+4251 SLV 6AC distance=123' 18179+4311 KPP4103 distance=127' 18273+3944 TDT 881 distance=129' 18298+4032 RAO 674 distance=133' 18294+4158 ES 1559AB distance=133' 18300+4033 J 762 distance=134' 18294+4158 ES 1559BC 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 18186+4104 BRT1915 12 4.5
Show 18177+4122 LDS4783 135 56.4 20
Show 18206+4049 LDS4785 180 36.8 29
Show 18158+4107 ES 1651 5 2.5 31
Show 18199+4033 BRT1916 299 3.2 37
Show 18153+4054 BVD 261 307 20.9 39
Show 18217+4039 UC 3559 248 48.2 45
Show 18231+4100 COU1602 107 0.2 52
Show 18171+4015 STF2304 69 5.1 53
Show 18144+4042 TDS 910 265 2.0 53
Show 18241+4054 COU1603 82 0.3 64
Show 18233+4028 TDT 827 124 0.5 66
Show 18131+4129 TOK 319 301 94.2 66
Show 18126+4123 STF2298 AB 172 1.9 70
Show 18126+4123 STF2298 AC 40 72.9 70
Show 18126+4123 WAL 89 AB,D 71 46.6 70
Show 18227+4200 SKF 320 AB 193 1.5 73
Show 18227+4200 KPP4393 BC 218 26.7 73
Show 18126+4033 OSO 96 73 2.8 75
Show 18241+4010 ES 1652 150 6.0 84
Show 18221+4222 RAO 390 234 3.3 87
Show 18121+4015 LEO 1 146 1.5 89
Show 18117+4020 UC 3526 137 25.0 90
Show 18169+3935 TDT 773 128 0.9 92
Show 18177+3932 TDT 778 177 0.9 93
Show 18272+4048 TDT 877 76 0.5 100
Show 18269+4031 ES 1653 190 10.2 102
Show 18242+4228 COU1788 AB 142 3.0 105
Show 18242+4228 GII 266 Aa,Ab 124 0.1 105
Show 18183+3920 ALI1101 176 7.6 105
Show 18210+3923 DAM 108 115 5.6 106
Show 18189+3918 MLB1078 316 6.6 107
Show 18240+4236 KPP 963 72 7.9 110
Show 18108+4212 TDT 724 56 0.5 110
Show 18213+3920 HJ 1321 75 9.5 111
Show 18196+3915 MLB 754 49 4.4 112
Show 18212+3917 COU1460 342 0.5 112
Show 18211+3917 COU1459 92 1.4 113
Show 18256+3945 COU1461 245 0.8 113
Show 18199+4258 ES 474 41 3.0 114
Show 18097+4001 TDT 714 312 0.8 120
Show 18293+4114 KPP 413 145 5.0 122
Show 18130+4251 ES 473 BC 173 22.5 123
Show 18130+4251 ES 473 AB 98 30.7 123
Show 18130+4251 SLV 6 AC 129 42.8 123
Show 18179+4311 KPP4103 295 1.9 127
Show 18273+3944 TDT 881 4 0.8 129
Show 18298+4032 RAO 674 326 2.8 133
Show 18294+4158 ES 1559 AB 87 77.1 133
Show 18300+4033 J 762 248 3.9 134
Show 18294+4158 ES 1559 BC 188 1.7 134

 
 
WDS 18186+4104 : COMPONENTS
 
 
  A
B pa=8.9°
sep=4.45"
 
 
18186+4104 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 181833.73+410448.5 Mag 10 PmRA 4.00
PmDE 4.0
 
 
18186+4104 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181833.79+410452.9 Mag 10.9 PmRA 8.00
PmDE 11.0 Calc delta mag 0.9 Calc coord yes