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Current system
10427-3019
BRT 2981


Nearby doubles
22' : 10422-3040
TDS7427

29' : 10417-3045
HJ 4342

58' : 10470-3036
TDS7471

72' : 10374-2959
DAM2461

74' : 10437-3132
BRT2982

77' : 10373-2951
TOK 539

77' : 10435-2904
LAF 40AB

84' : 10364-3034
DAM2452

85' : 10362-3029
HJ 4336

88' : 10492-3041
LDS5718AB

90' : 10474-2914
TDS7473

92' : 10357-3026
DAM2442

93' : 10356-3025
DAM2441

96' : 10495-2946
LDS5719

96' : 10388-3141
B 2716

96' : 10355-2959
TDS7359AB

96' : 10393-2855
TDS7393

98' : 10354-3003
DAM2437

100' : 10354-3050
NSN 304

100' : 10392-2852
DAM2472

100' : 10362-2927
DAM2449

101' : 10386-3145
RSS 242

102' : 10359-2930
TDS7368

103' : 10355-2941
LDS 309

111' : 10492-2908
SKF1896

112' : 10504-3111
UC 2008



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.

10427-3019 BRT 2981

 
 
10h 42m 43.92s -30° 19' 46.3" P.A. 22.00 sep 4.1 mag 12.72,12.72
 
 
Coord 2000 10427-3019 Discov num BRT2981 Comp Coord arcsec 2000 10 42 43.92 -30 19 46.3
Date first 1913 Date last 2016 Obs 7
Pa first 15 Pa last 22 P.A. Now (θ) 22°
Sep first 4.6 Sep last 4.124 Sep. Now (ρ) 4.124"
Mag pri 12.72 Mag sec 12.72 delta mag (ΔM) 0 Spectral class
Pri motion ra +013 Sec motion ra +060
Pri motion dec -066 Sec motion dec +049
Notes B (Blue magnitudes)
rPM=1.604
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hydra Gaia DR2 5454727045674506368
 
 
WDS 10427-3019 BRT 2981 : 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
10427-3019 BRT2981 1999 2 22 4.1 12.72 12.72 DB 104243.71-301944.5
10427-3019 BRT2981 2010 4 21 4.2 12.72 12.72 B 104243.92-301946.3
10427-3019 BRT2981 2015 5 22 4.1 12.72 12.72 B 104243.92-301946.3
10427-3019 BRT2981 2016 7 22 4.1 12.72 12.72 B 104243.92-301946.3

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

 
 
WDS 10427-3019 BRT 2981 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10427-3019 BRT 2981 : MEASURES
 
 
No records found.

 
 
WDS 10427-3019 : VIRTUAL EYEPIECE
 
 

10427-3019 BRT2981A mag 12.72 10427-3019 BRT2981B sep 4.0 P.A. 19.20 mag 12.72 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 10427-3019 : ALADIN DSS IMAGE @ 10h 42m 43.92s -30° 19' 46.3"
 
 
 
 
WDS 10427-3019 BRT 2981 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10427-3019 BRT2981 distance=0' 10422-3040 TDS7427 distance=22' 10417-3045 HJ 4342 distance=29' 10470-3036 TDS7471 distance=58' 10374-2959 DAM2461 distance=72' 10437-3132 BRT2982 distance=74' 10373-2951 TOK 539 distance=77' 10435-2904 LAF 40AB distance=77' 10364-3034 DAM2452 distance=84' 10362-3029 HJ 4336 distance=85' 10492-3041 LDS5718AB distance=88' 10492-3041 LDS5718AC distance=88' 10474-2914 TDS7473 distance=90' 10357-3026 DAM2442 distance=92' 10356-3025 DAM2441 distance=93' 10495-2946 LDS5719 distance=96' 10388-3141 B 2716 distance=96' 10355-2959 TDS7359AB distance=96' 10355-2959 DAM2440AB,C distance=96' 10393-2855 TDS7393 distance=96' 10354-3003 DAM2437 distance=98' 10354-3050 NSN 304 distance=100' 10392-2852 DAM2472 distance=100' 10362-2927 DAM2449 distance=100' 10386-3145 RSS 242 distance=101' 10359-2930 TDS7368 distance=102' 10355-2941 LDS 309 distance=103' 10492-2908 SKF1896 distance=111' 10504-3111 UC 2008 distance=112' 10475-2846 HJ 4372 distance=114' 10515-3019 KPP1352 distance=114' 10343-2949 TDS7342 distance=114' 10337-3019 I 1201 distance=117' 10341-3107 HJ 4331 distance=122' 10353-3137 LDS5713 distance=123' 10366-2846 I 857 distance=124' 10529-3005 TDS7529 distance=133' 10345-2859 LDS5712 distance=135' 10526-2931 HDS1554 distance=137' 10532-3006 SHY 563 distance=137' 10321-3028 CBL 136 distance=139' 10464-2810 HJ 4365 distance=140' 10365-2827 RSS 241AB distance=140' 10375-2818 RST1517 distance=140' 10445-2801 LDS5716 distance=140' 10504-3202 TDS7496 distance=143' 10427-3243 SEE 121 distance=144' 10410-3244 RST2703 distance=146' 10451-2757 KPP 732 distance=146' 10315-3042 DAM2401 distance=148' 10312-3041 TDS7314 distance=151' 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 10427-3019 BRT2981 22 4.1
Show 10422-3040 TDS7427 81 0.6 22
Show 10417-3045 HJ 4342 55 25.0 29
Show 10470-3036 TDS7471 233 0.9 58
Show 10374-2959 DAM2461 222 7.5 72
Show 10437-3132 BRT2982 74 4.2 74
Show 10373-2951 TOK 539 249 999.9 77
Show 10435-2904 LAF 40 AB 236 9.8 77
Show 10364-3034 DAM2452 341 3.0 84
Show 10362-3029 HJ 4336 59 4.4 85
Show 10492-3041 LDS5718 AB 185 190.0 88
Show 10492-3041 LDS5718 AC 24 245.8 88
Show 10474-2914 TDS7473 350 0.4 90
Show 10357-3026 DAM2442 85 3.1 92
Show 10356-3025 DAM2441 90 3.3 93
Show 10495-2946 LDS5719 238 223.1 96
Show 10388-3141 B 2716 214 4.6 96
Show 10355-2959 TDS7359 AB 147 0.4 96
Show 10355-2959 DAM2440 AB,C 109 8.4 96
Show 10393-2855 TDS7393 172 0.6 96
Show 10354-3003 DAM2437 54 4.6 98
Show 10354-3050 NSN 304 227 6.7 100
Show 10392-2852 DAM2472 132 9.4 100
Show 10362-2927 DAM2449 113 2.3 100
Show 10386-3145 RSS 242 286 9.2 101
Show 10359-2930 TDS7368 252 1.1 102
Show 10355-2941 LDS 309 37 5.2 103
Show 10492-2908 SKF1896 76 57.3 111
Show 10504-3111 UC 2008 287 11.3 112
Show 10475-2846 HJ 4372 294 12.1 114
Show 10515-3019 KPP1352 270 10.2 114
Show 10343-2949 TDS7342 105 3.6 114
Show 10337-3019 I 1201 166 3.5 117
Show 10341-3107 HJ 4331 257 5.1 122
Show 10353-3137 LDS5713 252 145.6 123
Show 10366-2846 I 857 265 0.3 124
Show 10529-3005 TDS7529 231 0.6 133
Show 10345-2859 LDS5712 236 192.0 135
Show 10526-2931 HDS1554 41 0.4 137
Show 10532-3006 SHY 563 178 999.9 137
Show 10321-3028 CBL 136 30 14.5 139
Show 10464-2810 HJ 4365 102 16.8 140
Show 10365-2827 RSS 241 AB 46 9.5 140
Show 10375-2818 RST1517 44 2.9 140
Show 10445-2801 LDS5716 13 197.2 140
Show 10504-3202 TDS7496 98 0.8 143
Show 10427-3243 SEE 121 214 17.4 144
Show 10410-3244 RST2703 123 2.7 146
Show 10451-2757 KPP 732 280 6.4 146
Show 10315-3042 DAM2401 197 1.2 148
Show 10312-3041 TDS7314 28 1.9 151

 
 
WDS 10427-3019 : COMPONENTS
 
 
  A
B pa=19.2°
sep=4.05"
 
 
10427-3019 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 104243.92-301946.3 Mag 12.72 PmRA 13.00
PmDE -66.0
 
 
10427-3019 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 104244.02-301942.5 Mag 12.72 PmRA 60.00
PmDE 49.0 Calc coord yes