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Current system
18216-2052
BRT 1530


Nearby doubles
19' : 18203-2055
BRT1529

32' : 18230-2115
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36' : 18223-2018
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44' : 18190-2118
ARA1526

49' : 18209-2004
ARA1148AB

49' : 18231-2009
DON 897

50' : 18239-2129
BRT1535

51' : 18236-2133
RST5112

52' : 18220-2143
ARA1528

56' : 18178-2039
ARA1146

58' : 18209-1956
RST3177

58' : 18234-2143
ARA1530

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JC 6

58' : 18239-2139
BRT1536

59' : 18257-2102
HLD 144AB

60' : 18247-2012
OCC 409

61' : 18177-2120
BRT1525

62' : 18259-2053
BRT1537

63' : 18192-2146
ARA1527

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DON 892

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BHA 26

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71' : 18217-2203
ARA1874

71' : 18264-2111
ARA1534

72' : 18168-2027
ARA1144



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18216-2052 BRT 1530

 
 
18h 21m 30.69s -20° 52' 13.0" P.A. 337.00 sep 5.5 mag 11.55,12.60
 
 
Coord 2000 18216-2052 Discov num BRT1530 Comp Coord arcsec 2000 18 21 30.69 -20 52 13.0
Date first 1919 Date last 2015 Obs 7
Pa first 0 Pa last 336.8 P.A. Now (θ) 336.8°
Sep first 5.5 Sep last 5.502 Sep. Now (ρ) 5.502"
Mag pri 11.55 Mag sec 12.60 delta mag (ΔM) 1.05 Spectral class
Pri motion ra -004 Sec motion ra -038
Pri motion dec -010 Sec motion dec +025
Notes N (See Notes)
rPM=1.073
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6277-02111-1 Gaia DR2 4091277956591138944 HD 314314
 
 
WDS 18216-2052 BRT 1530 : NOTES
 
 
discov_num notes refcode
BRT1530 ARA1148.
 
 
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
18216-2052 BRT1530 1999 4 341 5.4 11.55 12.60 N D 182130.69-205213.0
18216-2052 BRT1530 2015 7 337 5.5 11.55 12.60 N 182130.69-205213.0

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

 
 
WDS 18216-2052 BRT 1530 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18216-2052 BRT 1530 : MEASURES
 
 
No records found.

 
 
WDS 18216-2052 : VIRTUAL EYEPIECE
 
 

18216-2052 BRT1530A mag 11.55 18216-2052 BRT1530B sep 5.5 P.A. 338.20 mag 12.6 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18216-2052 : ALADIN DSS IMAGE @ 18h 21m 30.69s -20° 52' 13.0"
 
 
 
 
WDS 18216-2052 BRT 1530 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18216-2052 BRT1530 distance=0' 18203-2055 BRT1529 distance=19' 18230-2115 ARA1529 distance=32' 18223-2018 BHA 27 distance=36' 18190-2118 ARA1526 distance=44' 18209-2004 ARA1148AB distance=49' 18231-2009 DON 897 distance=49' 18239-2129 BRT1535 distance=50' 18236-2133 RST5112 distance=51' 18220-2143 ARA1528 distance=52' 18178-2039 ARA1146 distance=56' 18209-1956 RST3177 distance=58' 18234-2143 ARA1530 distance=58' 18254-2033 JC 6 distance=58' 18239-2139 BRT1536 distance=58' 18257-2102 HLD 144CD distance=58' 18257-2102 HLD 144AB distance=59' 18257-2102 HLD 144AC distance=59' 18247-2012 OCC 409 distance=60' 18177-2120 BRT1525 distance=61' 18259-2053 BRT1537 distance=62' 18192-2146 ARA1527 distance=63' 18205-1951 DON 892 distance=64' 18173-2029 BHA 26 distance=64' 18224-2201 ARA1878 distance=71' 18224-2202 ARA1877 distance=71' 18217-2203 ARA1874 distance=71' 18264-2111 ARA1534 distance=71' 18168-2027 ARA1144 distance=72' 18166-2033 MCA 51 distance=72' 18261-2019 SKF 101 distance=72' 18210-1939 BU 48AB distance=74' 18210-1939 BU 48AC distance=74' 18210-1939 BU 48CD distance=74' 18196-1944 WRH 30 distance=74' 18167-2022 SKF 99 distance=74' 18162-2105 ARA1523 distance=76' 18254-2146 ARA1533 distance=77' 18163-2027 SKF1039 distance=78' 18174-2148 OCC1077 distance=80' 18246-1944 OCC 459 distance=82' 18237-1936 ARA 746 distance=83' 18226-2213 BRT1532 distance=83' 18237-2209 BRT1534 distance=84' 18155-2057 TDS 911 distance=84' 18258-1953 ARA 750 distance=85' 18209-2216 ARA1873 distance=85' 18163-2008 ARA1143 distance=86' 18163-2137 BRT1523 distance=86' 18242-1935 BU 49AB distance=87' 18242-1935 BU 49AC 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 18216-2052 BRT1530 337 5.5
Show 18203-2055 BRT1529 281 4.2 19
Show 18230-2115 ARA1529 307 11.8 32
Show 18223-2018 BHA 27 236 7.0 36
Show 18190-2118 ARA1526 314 12.7 44
Show 18209-2004 ARA1148 AB 310 11.1 49
Show 18231-2009 DON 897 129 1.6 49
Show 18239-2129 BRT1535 307 4.5 50
Show 18236-2133 RST5112 25 0.3 51
Show 18220-2143 ARA1528 298 16.6 52
Show 18178-2039 ARA1146 351 11.0 56
Show 18209-1956 RST3177 326 1.3 58
Show 18234-2143 ARA1530 101 14.5 58
Show 18254-2033 JC 6 280 1.7 58
Show 18239-2139 BRT1536 71 3.5 58
Show 18257-2102 HLD 144 CD 159 7.5 58
Show 18257-2102 HLD 144 AB 42 2.8 59
Show 18257-2102 HLD 144 AC 281 68.8 59
Show 18247-2012 OCC 409 -1 0.0 60
Show 18177-2120 BRT1525 179 4.4 61
Show 18259-2053 BRT1537 284 3.4 62
Show 18192-2146 ARA1527 191 13.4 63
Show 18205-1951 DON 892 298 1.3 64
Show 18173-2029 BHA 26 352 5.5 64
Show 18224-2201 ARA1878 264 12.4 71
Show 18224-2202 ARA1877 255 9.0 71
Show 18217-2203 ARA1874 288 9.6 71
Show 18264-2111 ARA1534 270 13.2 71
Show 18168-2027 ARA1144 336 9.7 72
Show 18166-2033 MCA 51 321 0.1 72
Show 18261-2019 SKF 101 35 2.9 72
Show 18210-1939 BU 48 AB 349 2.6 74
Show 18210-1939 BU 48 AC 283 78.6 74
Show 18210-1939 BU 48 CD 57 16.4 74
Show 18196-1944 WRH 30 273 0.3 74
Show 18167-2022 SKF 99 141 3.0 74
Show 18162-2105 ARA1523 90 1.2 76
Show 18254-2146 ARA1533 336 13.3 77
Show 18163-2027 SKF1039 336 3.7 78
Show 18174-2148 OCC1077 -1 0.0 80
Show 18246-1944 OCC 459 -1 2.5 82
Show 18237-1936 ARA 746 280 12.9 83
Show 18226-2213 BRT1532 245 5.8 83
Show 18237-2209 BRT1534 117 4.7 84
Show 18155-2057 TDS 911 102 1.0 84
Show 18258-1953 ARA 750 112 3.6 85
Show 18209-2216 ARA1873 97 14.1 85
Show 18163-2008 ARA1143 18 10.9 86
Show 18163-2137 BRT1523 175 4.3 86
Show 18242-1935 BU 49 AB 45 8.2 87
Show 18242-1935 BU 49 AC 304 22.4 87

 
 
WDS 18216-2052 : COMPONENTS
 
 
  A
B pa=338.2°
sep=5.45"
 
 
18216-2052 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 182130.69-205213.0 Mag 11.55 PmRA -4.00
PmDE -10.0 Tycho2 6277-02111-1 HD 314314
Tycho2
Tycho2 6277-02111-1 Pflag RAmdeg 275.37790101 DEmdeg -20.87028177
PmRA -2.7 PmDE -8.4 E RAmdeg 63 E DEmdeg 80
E pmRA 2.7 E pmDE 2.9 EpRAm 1982.86 EpDEm 1978.42
Num 4 Q RAmdeg 1.4 Q DEmdeg 0.9 Q pmRA 1.4
Q pmDE 0.9 BTmag 12.056 E BTmag 0.139 VTmag 11.545
E VTmag 0.134 Prox 999 TYC HIP
CCDM RAdeg 275.37790694 DEdeg -20.87026250 EpRA 1990 1.74
EpDE 1990 1.71 E RAdeg 67.2 E DEdeg 89.2 Posflg
Corr -0.1
 
 
18216-2052 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 182130.55-205207.9 Mag 12.6 PmRA -38.00
PmDE 25.0 Calc delta mag 1.05 Calc coord yes