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Current system
12177-5719
BRT 2807 AB


Nearby doubles
7' : 12182-5714
RST2790

20' : 12165-5736
LDS 398

27' : 12206-5706
TDS8342

31' : 12190-5749
KPP1895

39' : 12144-5653
FIN 51

42' : 12148-5647
FIN 194AB

43' : 12177-5637
TDS8307

45' : 12134-5654
VSP 33

47' : 12124-5734
TDS8265

48' : 12237-5725
TOB 68

51' : 12130-5648
TDS8269

52' : 12200-5807
JSP 915AB

56' : 12247-5713
TDS8368

57' : 12234-5647
RST2794

60' : 12236-5756
RST1665

63' : 12141-5814
JSP 520

68' : 12158-5825
RST2788

69' : 12263-5718
TDS8383

74' : 12249-5807
BSO 8

75' : 12132-5824
TOB 240

75' : 12094-5650
TDS8248

76' : 12209-5608
PEL 1

77' : 12260-5800
RST1666

77' : 12222-5828
TOB 62

78' : 12157-5604
TDS8289

79' : 12273-5737
HJ 4523



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.

12177-5719 BRT 2807 AB

 
 
12h 17m 51.48s -57° 19' 25.3" P.A. 335.00 sep 5.7 mag 11.00,11.90
 
 
Coord 2000 12177-5719 Discov num BRT2807 Comp AB Coord arcsec 2000 12 17 51.48 -57 19 25.3
Date first 1894 Date last 2015 Obs 7
Pa first 343 Pa last 335 P.A. Now (θ) 335°
Sep first 3.9 Sep last 5.65 Sep. Now (ρ) 5.65"
Mag pri 11.00 Mag sec 11.90 delta mag (ΔM) 0.9 Spectral class
Pri motion ra +004 Sec motion ra -038
Pri motion dec +042 Sec motion dec +063
Notes R (Red magnitudes)
rPM=0.638
Nature of this double is uncertain.
 
 
12177-5719 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 12 17 51 -57 19 25 BRT 2807 AB 2015 7 335 5.7 11.00 11.90 0.90 <===
Show 12 17 51 -57 19 25 KRW 3 AC 2015 3 34 3.7 11.00 13.00 2.00
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Crux Tycho2 8641-02282-1 Gaia DR2 6071792109580046592
 
 
WDS 12177-5719 BRT 2807 AB : 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
Krw2009 E2 j Krawczenko, Carlos A. 2009OED.....2...20K
Krw2009 +Pa El Observador de Estrellas Dobles, Issue #2, 20, 2009
Krw2010 E2 j Krawczenko, Carlos A. 2010OED.....5...27K
Krw2010 +Pa El Observador de Estrellas Dobles, Issue #5, 27, 2010
Krw2011 - Krawczenko, Carlos A. .
Krw2011 private communication, 2011
Krw2012 C w Krawczenko, Carlos A. 2012OED.....8..115K
Krw2012 +E2 El Observador de Estrellas Dobles, Issue #8, 115, 2012
Krw2012 +Pa
Krw2013 C j Krawczenko, Carlos A. 2013OED....10...51K
Krw2013 +Cl El Observador de Estrellas Dobles, Issue #10, 51, 2013
Krw2014a E2 w Krawczenko, Carlos A. 2014OED....12...43K
Krw2014a +P+ El Observador de Estrellas Dobles, Issue #12, 43, 2014
Krw2015 C j Krawczenko, Carlos A. 2013OED....15...38K
Krw2015 +Cl El Observador de Estrellas Dobles, Issue #15, 38, 2015
Krw2017 C j Krawczenko, Carlos A. 2017OED....18...19K
Krw2017 El Observador de Estrellas Dobles, Issue #18, 19, 2017
Krw2020a C j Krawczenko, Carlos A. 2020OED....24...22K
Krw2020a El Observador de Estrellas Dobles, Issue #24, 22, 2020
Krw2020b C+ j Krawczenko, Carlos A. 2020OED....24...65K
Krw2020b +E2 El Observador de Estrellas Dobles, Issue #24, 65, 2020
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12177-5719 BRT2807 AB 2015 5 155 5.7 11.22 11.20 121751.48-571925.3

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

 
 
WDS 12177-5719 BRT 2807 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 12177-5719 BRT 2807 AB : MEASURES
 
 
No records found.

 
 
WDS 12177-5719 : VIRTUAL EYEPIECE
 
 

12177-5719 BRT2807A mag 11 12177-5719 BRT2807B sep 5.3 P.A. 345.90 mag 11.9 12177-5719 KRW 3C sep 3.2 P.A. 19.90 mag 13 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 12177-5719 : ALADIN DSS IMAGE @ 12h 17m 51.48s -57° 19' 25.3"
 
 
 
 
WDS 12177-5719 BRT 2807 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

12177-5719 BRT2807AB distance=0' 12182-5714 RST2790 distance=7' 12165-5736 LDS 398 distance=20' 12206-5706 TDS8342 distance=27' 12190-5749 KPP1895 distance=31' 12144-5653 FIN 51 distance=39' 12148-5647 DAM 573CD distance=41' 12148-5647 FIN 194AB distance=42' 12148-5647 DAM 573AC distance=42' 12177-5637 TDS8307 distance=43' 12134-5654 VSP 33 distance=45' 12124-5734 TDS8265 distance=47' 12237-5725 TOB 68 distance=48' 12130-5648 TDS8269 distance=51' 12200-5807 JSP 915AB distance=52' 12200-5807 JSP 915AC distance=52' 12200-5807 JSP 915BC distance=52' 12200-5807 JSP 915BD distance=52' 12200-5807 JSP 915CD distance=52' 12247-5713 TDS8368 distance=56' 12234-5647 RST2794 distance=57' 12236-5756 RST1665 distance=60' 12141-5814 JSP 520 distance=63' 12158-5825 RST2788 distance=68' 12263-5718 TDS8383 distance=69' 12249-5807 BSO 8 distance=74' 12132-5824 TOB 240 distance=75' 12094-5650 TDS8248 distance=75' 12209-5608 PEL 1 distance=76' 12260-5800 RST1666 distance=77' 12222-5828 TOB 62 distance=77' 12157-5604 TDS8289 distance=78' 12273-5737 HJ 4523 distance=79' 12242-5620 JSP 530 distance=79' 12179-5559 BYV 1 distance=81' 12168-5558 TDS8300 distance=82' 12209-5839 BRT3168 distance=84' 12081-5654 TDS8238 distance=84' 12208-5559 JSP 529 distance=84' 12274-5801 TOB 74 distance=87' 12131-5600 JSP 518 distance=89' 12269-5816 RST1667 distance=93' 12291-5739 TSN 26 distance=93' 12192-5852 TDS8323 distance=93' 12188-5546 HDS1735 distance=94' 12148-5547 HJ 4508AB distance=96' 12148-5547 SHY 597AC distance=96' 12148-5547 SHY 582AD distance=96' 12148-5547 JNN 169AE distance=96' 12116-5558 TDS8262 distance=97' 12085-5617 FIN 48 distance=100' 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 12177-5719 BRT2807 AB 335 5.7
Show 12177-5719 KRW 3 AC 34 3.7
Show 12182-5714 RST2790 112 0.8 7
Show 12165-5736 LDS 398 339 12.8 20
Show 12206-5706 TDS8342 6 0.7 27
Show 12190-5749 KPP1895 58 14.8 31
Show 12144-5653 FIN 51 250 4.9 39
Show 12148-5647 DAM 573 CD 332 4.9 41
Show 12148-5647 FIN 194 AB 266 4.1 42
Show 12148-5647 DAM 573 AC 174 33.3 42
Show 12177-5637 TDS8307 73 0.4 43
Show 12134-5654 VSP 33 334 0.1 45
Show 12124-5734 TDS8265 218 0.6 47
Show 12237-5725 TOB 68 147 14.7 48
Show 12130-5648 TDS8269 205 2.0 51
Show 12200-5807 JSP 915 AB 187 6.9 52
Show 12200-5807 JSP 915 AC 181 9.5 52
Show 12200-5807 JSP 915 BC 166 2.7 52
Show 12200-5807 JSP 915 BD 145 9.6 52
Show 12200-5807 JSP 915 CD 137 7.1 52
Show 12247-5713 TDS8368 178 0.5 56
Show 12234-5647 RST2794 94 2.6 57
Show 12236-5756 RST1665 34 2.4 60
Show 12141-5814 JSP 520 202 6.7 63
Show 12158-5825 RST2788 71 0.8 68
Show 12263-5718 TDS8383 130 0.7 69
Show 12249-5807 BSO 8 334 4.7 74
Show 12132-5824 TOB 240 99 20.3 75
Show 12094-5650 TDS8248 205 3.0 75
Show 12209-5608 PEL 1 80 25.2 76
Show 12260-5800 RST1666 183 1.1 77
Show 12222-5828 TOB 62 152 11.9 77
Show 12157-5604 TDS8289 342 0.4 78
Show 12273-5737 HJ 4523 275 6.4 79
Show 12242-5620 JSP 530 289 2.0 79
Show 12179-5559 BYV 1 307 7.1 81
Show 12168-5558 TDS8300 230 2.0 82
Show 12209-5839 BRT3168 9 4.5 84
Show 12081-5654 TDS8238 197 2.4 84
Show 12208-5559 JSP 529 60 1.8 84
Show 12274-5801 TOB 74 123 21.8 87
Show 12131-5600 JSP 518 64 0.3 89
Show 12269-5816 RST1667 154 1.0 93
Show 12291-5739 TSN 26 215 10.8 93
Show 12192-5852 TDS8323 51 0.7 93
Show 12188-5546 HDS1735 15 0.5 94
Show 12148-5547 HJ 4508 AB 34 24.1 96
Show 12148-5547 SHY 597 AC 114 999.9 96
Show 12148-5547 SHY 582 AD 253 999.9 96
Show 12148-5547 JNN 169 AE 160 2.4 96
Show 12116-5558 TDS8262 45 0.8 97

 
 
WDS 12177-5719 : COMPONENTS
 
 
  A B
B pa=345.9°
sep=5.28"
 
C pa=19.9°
sep=3.23"
pa=131.0°
sep=3.17"
 
 
12177-5719 A
 
 
Coord arcsec 2000 121751.48-571925.3 Mag 11 PmRA 4.00 PmDE 42.0
Tycho2 8641-02282-1 DM CP-56 5148
Tycho2
Tycho2 8641-02282-1 Pflag RAmdeg 184.46451630 DEmdeg -57.32370150
PmRA 0.2 PmDE -9.7 E RAmdeg 46 E DEmdeg 49
E pmRA 3.2 E pmDE 2.9 EpRAm 1989.46 EpDEm 1988.67
Num 3 Q RAmdeg 0.0 Q DEmdeg 1.4 Q pmRA 0.0
Q pmDE 1.4 BTmag 12.044 E BTmag 0.100 VTmag 11.220
E VTmag 0.070 Prox 579 TYC T HIP
CCDM RAdeg 184.46451556 DEdeg -57.32367889 EpRA 1990 1.66
EpDE 1990 1.63 E RAdeg 46.9 E DEdeg 49.8 Posflg
Corr -0.2
 
 
12177-5719 B
 
 
Coord arcsec 2000 121751.32-571920.2 Mag 11.9 PmRA -38.00 PmDE 63.0
Calc delta mag 0.9 Calc coord yes
 
 
12177-5719 C
 
 
Coord arcsec 2000 121751.62-571922.3 Mag 13 Calc delta mag 2 Calc coord yes