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Current system
18415+4644
BRT 1921


Nearby doubles
29' : 18428+4619
ES 1263

31' : 18389+4658
ES 1160

36' : 18386+4700
ES 1159AB

40' : 18404+4606
HJ 1339

41' : 18453+4642
DEA 373

43' : 18387+4716
KPP2651

46' : 18458+4647
KOI1537

47' : 18451+4617
CLL 13

52' : 18451+4608
STF2395AB

55' : 18459+4712
KOI 82

58' : 18448+4730
KOI 104

63' : 18447+4550
ES 22AB

63' : 18426+4745
KOI 533

66' : 18476+4629
CLZ 75

67' : 18479+4636
DEA 348

68' : 18373+4551
KPP4113

70' : 18388+4540
KPP 558

73' : 18474+4606
HJ 1348AB

74' : 18451+4746
ES 1161

74' : 18467+4734
KOI1997

77' : 18487+4631
DEA 312

83' : 18493+4628
DEA 335

84' : 18492+4619
DEA 222

87' : 18355+4546
LDS6329

89' : 18328+4644
BRT1918

90' : 18498+4619
KOI 588



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.

18415+4644 BRT 1921

 
 
18h 41m 27.64s +46° 43' 22.1" P.A. 170.00 sep 6.2 mag 11.80,12.20
 
 
Coord 2000 18415+4644 Discov num BRT1921 Comp Coord arcsec 2000 18 41 27.64 +46 43 22.1
Date first 1900 Date last 2015 Obs 10
Pa first 165 Pa last 169.9 P.A. Now (θ) 169.9°
Sep first 4.5 Sep last 6.191 Sep. Now (ρ) 6.191"
Mag pri 11.80 Mag sec 12.20 delta mag (ΔM) 0.4 Spectral class
Pri motion ra +000 Sec motion ra +007
Pri motion dec +018 Sec motion dec -031
Notes
rPM=1.557
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 2119288532029630336
 
 
WDS 18415+4644 BRT 1921 : 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
18415+4644 BRT1921 1936 1 165 4.5 11.80 12.20
18415+4644 BRT1921 2000 3 169 6.0 11.80 12.20 D 184127.64+464322.1
18415+4644 BRT1921 2008 4 172 6.1 11.80 12.20 D 184127.64+464322.1
18415+4644 BRT1921 2010 5 171 5.1 11.80 12.20 184127.64+464322.1
18415+4644 BRT1921 2015 6 171 6.2 11.80 12.20 184127.64+464322.1

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

 
 
WDS 18415+4644 BRT 1921 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18415+4644 BRT 1921 : MEASURES
 
 
No records found.

 
 
WDS 18415+4644 : VIRTUAL EYEPIECE
 
 

18415+4644 BRT1921A mag 11.8 18415+4644 BRT1921B sep 6.1 P.A. 173.00 mag 12.2 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 18415+4644 : ALADIN DSS IMAGE @ 18h 41m 27.64s +46° 43' 22.1"
 
 
 
 
WDS 18415+4644 BRT 1921 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18415+4644 BRT1921 distance=0' 18428+4619 ES 1263 distance=29' 18389+4658 ES 1160 distance=31' 18386+4700 ES 1159AB distance=36' 18386+4700 ES 1159AC distance=36' 18404+4606 HJ 1339 distance=40' 18453+4642 DEA 373 distance=41' 18387+4716 KPP2651 distance=43' 18458+4647 KOI1537 distance=46' 18451+4617 CLL 13 distance=47' 18451+4608 STF2395AB distance=52' 18451+4608 WAL 94AC distance=52' 18459+4712 KOI 82 distance=55' 18448+4730 KOI 104 distance=58' 18447+4550 ES 22AB distance=63' 18447+4550 HJ 1346AC distance=63' 18426+4745 KOI 533 distance=63' 18476+4629 CLZ 75 distance=66' 18479+4636 DEA 348 distance=67' 18373+4551 KPP4113 distance=68' 18388+4540 KPP 558 distance=70' 18474+4606 HJ 1348BC distance=71' 18474+4606 HJ 1348AB distance=73' 18451+4746 ES 1161 distance=74' 18467+4734 KOI1997 distance=74' 18487+4631 DEA 312 distance=77' 18493+4628 DEA 335 distance=83' 18492+4619 DEA 222 distance=84' 18355+4546 LDS6329 distance=87' 18328+4644 BRT1918 distance=89' 18498+4619 KOI 588 distance=90' 18505+4629 KOI2913AB distance=95' 18358+4524 UC 3622 distance=99' 18512+4644 HDS2674 distance=101' 18511+4700 DEA 394 distance=101' 18515+4647 TDT1089 distance=104' 18514+4721 JKA 8 distance=108' 18429+4456 STF2380 distance=109' 18511+4736 TDT1085 distance=111' 18448+4458 WEB 7 distance=112' 18508+4543 ES 1264 distance=114' 18326+4534 UC 3604 distance=115' 18485+4513 UC 3679 distance=117' 18518+4734 KOI 289AB distance=118' 18518+4734 KOI 289AC distance=118' 18518+4734 KOI 289AD distance=118' 18500+4526 LDS4800 distance=119' 18322+4755 KPP2097 distance=119' 18343+4511 ES 2668 distance=119' 18489+4816 KOI1287 distance=120' 18533+4710 KOI2926 distance=125' 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 18415+4644 BRT1921 170 6.2
Show 18428+4619 ES 1263 258 4.7 29
Show 18389+4658 ES 1160 358 1.5 31
Show 18386+4700 ES 1159 AB 255 3.2 36
Show 18386+4700 ES 1159 AC 345 19.6 36
Show 18404+4606 HJ 1339 321 23.1 40
Show 18453+4642 DEA 373 50 17.5 41
Show 18387+4716 KPP2651 302 24.7 43
Show 18458+4647 KOI1537 160 0.1 46
Show 18451+4617 CLL 13 343 25.8 47
Show 18451+4608 STF2395 AB 308 8.5 52
Show 18451+4608 WAL 94 AC 170 58.2 52
Show 18459+4712 KOI 82 196 5.6 55
Show 18448+4730 KOI 104 65 6.1 58
Show 18447+4550 ES 22 AB 133 3.3 63
Show 18447+4550 HJ 1346 AC 216 28.0 63
Show 18426+4745 KOI 533 255 2.8 63
Show 18476+4629 CLZ 75 184 16.7 66
Show 18479+4636 DEA 348 314 15.4 67
Show 18373+4551 KPP4113 81 1.7 68
Show 18388+4540 KPP 558 98 5.2 70
Show 18474+4606 HJ 1348 BC 311 17.5 71
Show 18474+4606 HJ 1348 AB 294 72.6 73
Show 18451+4746 ES 1161 270 3.2 74
Show 18467+4734 KOI1997 168 2.4 74
Show 18487+4631 DEA 312 136 12.9 77
Show 18493+4628 DEA 335 341 14.5 83
Show 18492+4619 DEA 222 116 10.0 84
Show 18355+4546 LDS6329 56 112.1 87
Show 18328+4644 BRT1918 190 4.2 89
Show 18498+4619 KOI 588 277 0.3 90
Show 18505+4629 KOI2913 AB 16 7.3 95
Show 18358+4524 UC 3622 74 31.8 99
Show 18512+4644 HDS2674 118 0.2 101
Show 18511+4700 DEA 394 191 19.6 101
Show 18515+4647 TDT1089 90 0.7 104
Show 18514+4721 JKA 8 186 12.7 108
Show 18429+4456 STF2380 8 25.5 109
Show 18511+4736 TDT1085 104 2.7 111
Show 18448+4458 WEB 7 50 11.3 112
Show 18508+4543 ES 1264 114 3.0 114
Show 18326+4534 UC 3604 156 64.6 115
Show 18485+4513 UC 3679 313 24.0 117
Show 18518+4734 KOI 289 AB 233 0.0 118
Show 18518+4734 KOI 289 AC 52 3.3 118
Show 18518+4734 KOI 289 AD 88 5.9 118
Show 18500+4526 LDS4800 76 35.0 119
Show 18322+4755 KPP2097 171 16.9 119
Show 18343+4511 ES 2668 226 12.3 119
Show 18489+4816 KOI1287 339 2.6 120
Show 18533+4710 KOI2926 16 0.3 125

 
 
WDS 18415+4644 : COMPONENTS
 
 
  A
B pa=173.0°
sep=6.14"
 
 
18415+4644 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184127.64+464322.1 Mag 11.8 PmRA 0.00
PmDE 18.0
 
 
18415+4644 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184127.71+464316.0 Mag 12.2 PmRA 7.00
PmDE -31.0 Calc delta mag 0.4 Calc coord yes