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Doubles in session


Current system
18335-2256
BRT 1540


Nearby doubles
20' : 18349-2256
ARA2236

29' : 18314-2259
ARA2234

32' : 18313-2307
LEO 39AB

37' : 18325-2330
BRT1539

37' : 18349-2326
HDS2636

38' : 18311-2315
DON 906

46' : 18305-2315
RST4013

51' : 18317-2211
ARA1890

52' : 18306-2329
ARA2233

54' : 18297-2241
RST3183

57' : 18294-2258
BRT1538

57' : 18353-2205
WNO 22

61' : 18377-2244
ARA1893

61' : 18377-2243
ARA1894

69' : 18367-2348
KPP 420

69' : 18374-2337
B 2456

70' : 18284-2249
OCC 44

71' : 18364-2353
ARA2238

72' : 18361-2154
ARA1546

72' : 18363-2355
ARA2237

72' : 18365-2353
ARA2239

73' : 18365-2354
ARA2240AB

74' : 18365-2355
ARA2319

74' : 18281-2300
OCC 45

77' : 18282-2227
ARA1889

77' : 18390-2259
ARA2241



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.

18335-2256 BRT 1540

 
 
18h 33m 25.48s -22° 55' 20.8" P.A. 313.00 sep 5.1 mag 11.73,12.60
 
 
Coord 2000 18335-2256 Discov num BRT1540 Comp Coord arcsec 2000 18 33 25.48 -22 55 20.8
Date first 1921 Date last 2015 Obs 9
Pa first 306 Pa last 313.3 P.A. Now (θ) 313.3°
Sep first 5.0 Sep last 5.14 Sep. Now (ρ) 5.14"
Mag pri 11.73 Mag sec 12.60 delta mag (ΔM) 0.87 Spectral class
Pri motion ra +015 Sec motion ra -074
Pri motion dec -009 Sec motion dec +078
Notes
rPM=1.158
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6857-01973-1 Gaia DR2 4077890685358022784
 
 
WDS 18335-2256 BRT 1540 : 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
18335-2256 BRT1540 1999 6 314 5.0 11.73 12.60 D 183325.48-225520.8
18335-2256 BRT1540 2000 8 315 5.1 11.73 12.60 183325.48-225520.8
18335-2256 BRT1540 2015 9 313 5.1 11.73 12.60 183325.48-225520.8

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

 
 
WDS 18335-2256 BRT 1540 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18335-2256 BRT 1540 : MEASURES
 
 
No records found.

 
 
WDS 18335-2256 : VIRTUAL EYEPIECE
 
 

18335-2256 BRT1540A mag 11.73 18335-2256 BRT1540B sep 4.9 P.A. 315.70 mag 12.6 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 18335-2256 : ALADIN DSS IMAGE @ 18h 33m 25.48s -22° 55' 20.8"
 
 
 
 
WDS 18335-2256 BRT 1540 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18335-2256 BRT1540 distance=0' 18349-2256 ARA2236 distance=20' 18314-2259 ARA2234 distance=29' 18313-2307 LEO 39AB distance=32' 18313-2307 LEO 39AC distance=32' 18325-2330 BRT1539 distance=37' 18349-2326 HDS2636 distance=37' 18311-2315 DON 906 distance=38' 18305-2315 RST4013 distance=46' 18317-2211 ARA1890 distance=51' 18306-2329 ARA2233 distance=52' 18297-2241 RST3183 distance=54' 18294-2258 BRT1538 distance=57' 18353-2205 WNO 22 distance=57' 18377-2244 ARA1893 distance=61' 18377-2243 ARA1894 distance=61' 18367-2348 KPP 420 distance=69' 18374-2337 B 2456 distance=69' 18284-2249 OCC 44 distance=70' 18364-2353 ARA2238 distance=71' 18361-2154 ARA1546 distance=72' 18363-2355 ARA2237 distance=72' 18365-2353 ARA2239 distance=72' 18365-2354 ARA2240BC distance=73' 18365-2354 ARA2240AB distance=73' 18365-2355 ARA2319 distance=74' 18281-2300 OCC 45 distance=74' 18282-2227 ARA1889 distance=77' 18390-2259 ARA2241 distance=77' 18281-2228 ARA1888 distance=78' 18360-2146 ARA1545 distance=79' 18324-2138 ARA1541 distance=79' 18352-2140 HU 246 distance=79' 18294-2353 B 393 distance=81' 18280-2328 LEO 18 distance=82' 18315-2138 ARA1540 distance=83' 18362-2409 J 2219 distance=84' 18337-2132 ARA1542 distance=84' 18397-2249 SHN 231 distance=88' 18381-2156 ARA1895 distance=88' 18306-2133 ARA1538 distance=91' 18281-2349 ARA2231 distance=92' 18302-2135 ARA1537 distance=92' 18296-2138 ARA1536 distance=94' 18352-2427 J 1654 distance=96' 18314-2124 ARA1539 distance=96' 18401-2322 SHN 232 distance=96' 18365-2128 ARA1547 distance=97' 18338-2119 ARA1543 distance=98' 18386-2149 J 1633BC distance=98' 18386-2149 J 1633AB distance=98' 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 18335-2256 BRT1540 313 5.1
Show 18349-2256 ARA2236 38 7.3 20
Show 18314-2259 ARA2234 326 13.2 29
Show 18313-2307 LEO 39 AB 156 2.1 32
Show 18313-2307 LEO 39 AC 115 20.3 32
Show 18325-2330 BRT1539 230 4.1 37
Show 18349-2326 HDS2636 57 0.3 37
Show 18311-2315 DON 906 145 2.0 38
Show 18305-2315 RST4013 264 1.3 46
Show 18317-2211 ARA1890 289 11.5 51
Show 18306-2329 ARA2233 262 7.5 52
Show 18297-2241 RST3183 207 0.5 54
Show 18294-2258 BRT1538 290 4.1 57
Show 18353-2205 WNO 22 269 11.4 57
Show 18377-2244 ARA1893 137 12.5 61
Show 18377-2243 ARA1894 270 7.3 61
Show 18367-2348 KPP 420 93 3.8 69
Show 18374-2337 B 2456 225 8.0 69
Show 18284-2249 OCC 44 -1 0.1 70
Show 18364-2353 ARA2238 341 13.6 71
Show 18361-2154 ARA1546 173 10.4 72
Show 18363-2355 ARA2237 133 9.7 72
Show 18365-2353 ARA2239 249 8.8 72
Show 18365-2354 ARA2240 BC 3 12.6 73
Show 18365-2354 ARA2240 AB 317 10.4 73
Show 18365-2355 ARA2319 3 11.4 74
Show 18281-2300 OCC 45 -1 0.1 74
Show 18282-2227 ARA1889 9 9.0 77
Show 18390-2259 ARA2241 114 7.3 77
Show 18281-2228 ARA1888 250 13.7 78
Show 18360-2146 ARA1545 203 12.9 79
Show 18324-2138 ARA1541 349 7.1 79
Show 18352-2140 HU 246 68 2.6 79
Show 18294-2353 B 393 135 1.7 81
Show 18280-2328 LEO 18 295 2.8 82
Show 18315-2138 ARA1540 10 14.8 83
Show 18362-2409 J 2219 313 4.6 84
Show 18337-2132 ARA1542 114 11.6 84
Show 18397-2249 SHN 231 -1 0.1 88
Show 18381-2156 ARA1895 26 16.0 88
Show 18306-2133 ARA1538 255 9.4 91
Show 18281-2349 ARA2231 250 12.0 92
Show 18302-2135 ARA1537 77 13.4 92
Show 18296-2138 ARA1536 147 15.5 94
Show 18352-2427 J 1654 78 3.5 96
Show 18314-2124 ARA1539 4 5.0 96
Show 18401-2322 SHN 232 -1 0.1 96
Show 18365-2128 ARA1547 230 11.0 97
Show 18338-2119 ARA1543 253 8.5 98
Show 18386-2149 J 1633 BC 149 7.5 98
Show 18386-2149 J 1633 AB 143 36.8 98

 
 
WDS 18335-2256 : COMPONENTS
 
 
  A
B pa=315.7°
sep=4.93"
 
 
18335-2256 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 183325.48-225520.8 Mag 11.73 PmRA 15.00
PmDE -9.0 Tycho2 6857-01973-1
Tycho2
Tycho2 6857-01973-1 Pflag RAmdeg 278.35619334 DEmdeg -22.92245779
PmRA 1.2 PmDE -10.5 E RAmdeg 74 E DEmdeg 91
E pmRA 2.7 E pmDE 3.0 EpRAm 1977.77 EpDEm 1972.35
Num 4 Q RAmdeg 2.3 Q DEmdeg 0.7 Q pmRA 2.3
Q pmDE 0.7 BTmag 11.507 E BTmag 0.116 VTmag 11.725
E VTmag 0.262 Prox 999 TYC HIP
CCDM RAdeg 278.35619083 DEdeg -22.92243417 EpRA 1990 1.79
EpDE 1990 1.64 E RAdeg 83.4 E DEdeg 107.1 Posflg
Corr 0.0
 
 
18335-2256 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183325.23-225517.3 Mag 12.6 PmRA -74.00
PmDE 78.0 Calc delta mag 0.87 Calc coord yes