17452-4458 BRT 990 BC

 
 
17h 45m 12.70s -44° 57' 57.4" P.A. 20.00 sep 4.2 mag 12.39,12.53
 
 
Coord 2000 17452-4458 Discov num BRT 990 Comp BC Coord arcsec 2000 17 45 12.70 -44 57 57.4
Date first 1904 Date last 1999 Obs 4
Pa first 19 Pa last 19.9 P.A. Now (θ) 19.9°
Sep first 4.0 Sep last 4.16 Sep. Now (ρ) 4.16"
Mag pri 12.39 Mag sec 12.53 delta mag (ΔM) 0.14 Spectral class
Pri motion ra -084 Sec motion ra -013
Pri motion dec -039 Sec motion dec +015
Notes B (Blue magnitudes)
rPM=0.963
This double is not physical.
 
 
17452-4458 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 45 13 -44 57 59 BRT 990 AB 1999 3 292 4.4 12.32 12.39 0.07
Show 17 45 13 -44 57 57 BRT 990 BC 1999 4 20 4.2 12.39 12.53 0.14 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scorpius Gaia DR2 5955084241699994368
 
 
WDS 17452-4458 BRT 990 BC : 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
17452-4458 BRT 990 BC 1999 3 20 4.2 12.39 12.53 DB 174512.97-445754.8

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WDS 17452-4458 BRT 990 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17452-4458 BRT 990 BC : MEASURES
 
 
No records found.

 
 
WDS 17452-4458 : VIRTUAL EYEPIECE
 
 

17452-4458 BRT 990A mag 12.32 17452-4458 BRT 990B sep 4.6 P.A. 291.80 mag 12.39 17452-4458 BRT 990C sep 6.5 P.A. 330.00 mag 12.53 virtual eyepiece
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Radius:
Components only
 
 
WDS 17452-4458 : ALADIN DSS IMAGE @ 17h 45m 12.70s -44° 57' 57.4"
 
 
 
 
WDS 17452-4458 BRT 990 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


17452-4458  BRT 990BC distance=0' 17452-4458  BRT 990AB distance=1' 17459-4500  DON 862 distance=8' 17450-4511  HJ 4973 distance=14' 17437-4442  BRT 989 distance=23' 17431-4446  I  1335 distance=26' 17427-4451  DON 859 distance=28' 17454-4423  TDT 490 distance=35' 17486-4502  CPO  77 distance=37' 17479-4433  RST5442 distance=38' 17481-4527  CPO9248 distance=43' 17447-4415  RSS 460 distance=44' 17488-4522  B  1868 distance=45' 17408-4457  TDS 877 distance=47' 17496-4510  DON 867 distance=48' 17410-4530  DON 855 distance=56' 17456-4403  DON 861 distance=56' 17395-4454  DON 853 distance=61' 17482-4404  DON 865AB distance=63' 17482-4404  CPO 555AC distance=63' 17420-4401  DON 857 distance=67' 17499-4405  KPP3005 distance=74' 17416-4601  BRT 987 distance=74' 17383-4513  HDS2491 distance=75' 17388-4532  B  2841 distance=76' 17417-4604  SWR 228 distance=76' 17510-4543  BRT1001 distance=76' 17395-4553  KPP4390BC distance=82' 17389-4546  DON 851 distance=82' 17395-4553  SKF1418AB distance=82' 17395-4553  KPP4390AC distance=82' 17376-4516  CPO 539 distance=83' 17405-4352  DON 854AB distance=84' 17405-4352  COO 217AC distance=84' 17397-4559  HDS2497 distance=85' 17424-4618  HDS2505AB distance=86' 17424-4618  ARY 128AB,C distance=86' 17374-4519  BRT 985 distance=86' 17388-4406  I  1331 distance=87' 17423-4621  ARY 124 distance=89' 17470-4330  COO 220 distance=91' 17477-4329  DON 864 distance=93' 17383-4555  CPO9246 distance=93' 17371-4419  WDK   3 distance=96' 17524-4556  DON 868 distance=96' 17497-4335  RSS 463 distance=97' 17482-4630  RST 949 distance=98' 17466-4320  CPO 552 distance=100' 17484-4322  BRT 996 distance=103' 17530-4600  CPO9252 distance=103' 17541-4414  BRT1002 distance=105' 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 17452-4458 BRT 990 BC 20 4.2
Show 17452-4458 BRT 990 AB 292 4.4 1
Show 17459-4500 DON 862 186 2.0 8
Show 17450-4511 HJ 4973 24 14.0 14
Show 17437-4442 BRT 989 17 3.1 23
Show 17431-4446 I 1335 57 3.0 26
Show 17427-4451 DON 859 218 0.9 28
Show 17454-4423 TDT 490 18 0.9 35
Show 17486-4502 CPO 77 324 4.0 37
Show 17479-4433 RST5442 105 0.6 38
Show 17481-4527 CPO9248 123 3.5 43
Show 17447-4415 RSS 460 358 14.9 44
Show 17488-4522 B 1868 221 1.3 45
Show 17408-4457 TDS 877 313 1.3 47
Show 17496-4510 DON 867 285 0.5 48
Show 17410-4530 DON 855 265 0.4 56
Show 17456-4403 DON 861 340 5.7 56
Show 17395-4454 DON 853 197 0.3 61
Show 17482-4404 DON 865 AB 55 2.5 63
Show 17482-4404 CPO 555 AC 54 9.1 63
Show 17420-4401 DON 857 44 0.9 67
Show 17499-4405 KPP3005 254 19.9 74
Show 17416-4601 BRT 987 291 5.3 74
Show 17383-4513 HDS2491 247 0.5 75
Show 17388-4532 B 2841 44 5.5 76
Show 17417-4604 SWR 228 100 23.6 76
Show 17510-4543 BRT1001 300 4.8 76
Show 17395-4553 KPP4390 BC 229 42.8 82
Show 17389-4546 DON 851 243 2.1 82
Show 17395-4553 SKF1418 AB 82 15.4 82
Show 17395-4553 KPP4390 AC 214 30.9 82
Show 17376-4516 CPO 539 216 5.5 83
Show 17405-4352 DON 854 AB 122 7.3 84
Show 17405-4352 COO 217 AC 203 15.5 84
Show 17397-4559 HDS2497 169 0.5 85
Show 17424-4618 HDS2505 AB 319 0.4 86
Show 17424-4618 ARY 128 AB,C 293 93.1 86
Show 17374-4519 BRT 985 96 4.0 86
Show 17388-4406 I 1331 58 1.3 87
Show 17423-4621 ARY 124 350 55.7 89
Show 17470-4330 COO 220 331 13.0 91
Show 17477-4329 DON 864 179 0.5 93
Show 17383-4555 CPO9246 36 4.4 93
Show 17371-4419 WDK 3 190 0.2 96
Show 17524-4556 DON 868 221 0.5 96
Show 17497-4335 RSS 463 146 21.5 97
Show 17482-4630 RST 949 141 0.3 98
Show 17466-4320 CPO 552 178 3.0 100
Show 17484-4322 BRT 996 224 5.6 103
Show 17530-4600 CPO9252 288 6.6 103
Show 17541-4414 BRT1002 154 4.7 105

 
 
WDS 17452-4458 : COMPONENTS
 
 
  A B
B pa=291.8°
sep=4.57"
 
C pa=330.0°
sep=6.48"
pa=14.4°
sep=4.04"
 
 
17452-4458 A
 
 
Coord arcsec 2000 174513.10-445759.1 Mag 12.32 PmRA -3.00 PmDE -4.0
 
 
17452-4458 B
 
 
Coord arcsec 2000 174512.70-445757.4 Coord calc 174512.70-445757.4 Mag 12.39 PmRA -84.00
PmDE -39.0 Calc delta mag 0.07
 
 
17452-4458 C
 
 
Coord arcsec 2000 174512.79-445753.5 Mag 12.53 PmRA -13.00 PmDE 15.0
Calc delta mag 0.21 Calc coord yes