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Current system
15189-6841
WFC 164
Gam TrA


Nearby doubles
8' : 15180-6835
I 331

21' : 15213-6825
MLO 65

23' : 15149-6839
DON 721

27' : 15230-6856
TDS9500

31' : 15226-6817
TDS9499

33' : 15218-6814
DON 728

39' : 15179-6803
TDS9473

41' : 15125-6901
KPP2975

41' : 15249-6817
DON 730AB

41' : 15126-6903
DON 717

45' : 15183-6756
DON 723

46' : 15217-6924
DON 727

46' : 15154-6759
TDS9467

47' : 15262-6819
HDO 247AB

48' : 15195-6928
DON 725

49' : 15230-6924
TDS9501

49' : 15133-6804
TDS9455

51' : 15096-6843
DON 714AB

52' : 15145-6927
DON 718

55' : 15270-6915
KPP2978

58' : 15177-6744
WFC 163

58' : 15167-6744
TDS9469

61' : 15083-6900
DON 713

65' : 15112-6931
KPP2397

69' : 15165-6734
TDS9468

70' : 15142-6736
DON 719



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.

15189-6841 WFC 164 (Gam TrA)

 
 
15h 18m 54.58s -68° 40' 46.4" P.A. 310.00 sep 143.4 mag 2.85,10.65 Sp A2Vn dist. 56.37 pc (183.88 l.y.)
 
 
Coord 2000 15189-6841 Discov num WFC 164 Comp Coord arcsec 2000 15 18 54.58 -68 40 46.4
Date first 1893 Date last 2000 Obs 6
Pa first 309 Pa last 310.3 P.A. Now (θ) 310.3°
Sep first 148.9 Sep last 143.44 Sep. Now (ρ) 143.44"
Mag pri 2.85 Mag sec 10.65 delta mag (ΔM) 7.8 Spectral class A2Vn (white)
Pri motion ra -067 Sec motion ra -001
Pri motion dec -032 Sec motion dec -005
Notes U (Proper motion indicates non-physical)
rPM=0.96
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Gam TrA Var name NSV7008 TrA Constellation Triangulum Australe SAO 253097
HIP 74946 Tycho2 9259-04905-1 Gaia DR2 5823248090236270976 HD 135382
HR 5671 GC 20538 CD CD-68 1503 CP CP-68 2383
Bayer Gamma Trianguli Australis Bayer name Gam TrA FK5 560 Distance 56.37
Distance ly 183.88 Bayer greek γ TrA
 
 
WDS 15189-6841 WFC 164 (Gam TrA) : NOTES
 
 
discov_num notes refcode
WFC 164 = gam TrA.
 
 
REFERENCES
 
 
refcode metd author reference
WFC (Washington Fundamental Cat. - astrographs)
WFC1939 Pa - Schlesinger, F. & Barney, I. 1939TOYal..11....1S
WFC1939 Trans. Astron. Obs. Yale Univ., 11, 1, 1939 (-10 to -14 deg zones)
WFC1940a Pa - Schlesinger, F. & Barney, I. 1940TOYal..12a...1S
WFC1940a Trans. Astron. Obs. Yale Univ., 12a, 1, 1940 (-14 to -18 deg zones)
WFC1940b Pa - Schlesinger, F. & Barney, I. 1940TOYal..12b...1S
WFC1940b Trans. Astron. Obs. Yale Univ., 12b, 1, 1940 (-18 to -20 deg zones)
WFC1943a Pa - Schlesinger, F. & Barney, I. 1943TOYal..13a...1S
WFC1943a Trans. Astron. Obs. Yale Univ., 13a, 1, 1943 (-20 to -22 deg zones)
WFC1943b Pa - Schlesinger, F. & Barney, I. 1943TOYal..13b...1S
WFC1943b Trans. Astron. Obs. Yale Univ., 13b, 1, 1943 (-27 to -30 deg zones)
WFC1943c Pa - Schlesinger, F. & Barney, I. 1943TOYal..14....1S
WFC1943c Trans. Astron. Obs. Yale Univ., 14, 1, 1943 (-22 to -27 deg zones)
WFC1945a Pa - Barney, I. 1945TOYal..16....1B
WFC1945a Trans. Astron. Obs. Yale Univ., 16, 1, 1945 (-06 to -10 deg zones)
WFC1945b Pa - Barney, I. 1945TOYal..17....1B
WFC1945b Trans. Astron. Obs. Yale Univ., 17, 1, 1945 (-02 to -06 deg zones)
WFC1947 Pa - Barney, I. 1947TOYal..18....1B
WFC1947 Trans. Astron. Obs. Yale Univ., 18, 1, 1947 (+15 to +20 deg zones)
WFC1948 Pa - Barney, I. 1948TOYal..19....1B
WFC1948 Trans. Astron. Obs. Yale Univ., 19, 1, 1948 (+09 to +15 deg zones)
WFC1949 Pa - Barney, I. 1949TOYal..20....1B
WFC1949 Trans. Astron. Obs. Yale Univ., 20, 1, 1949 (+01 to +05 deg zones)
WFC1950a Pa - Baillaud, J. .
WFC1950a Paris Obs., 1950 (+17 to +25 deg zones)
WFC1950b Pa - Barney, I. 1950TOYal..21....1B
WFC1950b Trans. Astron. Obs. Yale Univ., 21, 1, 1950 (+01 to -02 deg zones)
WFC1950c Pa - Barney, I. 1950TOYal..22A...1B
WFC1950c Trans. Astron. Obs. Yale Univ., 22, 1, 1950 (+05 to +09 deg zones)
WFC1953 Pa - Barney, I. 1953TOYal..24....1B
WFC1953 Trans. Astron. Obs. Yale Univ., 24, 1, 1954 (+25 to +30 deg zones)
WFC1954a Pa - Jackson, J. & Stoy R.H. 1954AnCap..17.....J
WFC1954a Ann. Cape Obs. London 17, 1954
WFC1954a Cape Photographic Catalogue for 1950.0., Vol. 17: Zone -30 deg to -35 deg
WFC1954b Pa - Jackson, J. & Stoy R.H. 1954AnCap..18.....J
WFC1954b Ann. Cape Obs. London 18, 1954
WFC1954b Cape Photographic Catalogue for 1950.0., Vol. 18: Zone -35 deg to -40 deg
WFC1954c Pa - Barney, I. 1954TOYal..25....1B
WFC1954c Trans. Astron. Obs. Yale Univ., 25, 1, 1954 (+20 to +25 deg zones)
WFC1954d Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1954TOYal..26....1B
WFC1954d Trans. Astron. Obs. Yale Univ., 26, 1, 1954 (+85 to +90 deg zones)
WFC1955 Pa - Jackson, J. & Stoy R.H. 1955AnCap..19.....J
WFC1955 Ann. Cape Obs. London 19, 1955
WFC1955 Cape Photographic Catalogue for 1950.0., Vol. 19: Zone -52 deg to -56 deg
WFC1958a Pa - Schorr, R. & Kohlschuetter, A. .
WFC1958a AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bergedorf)
WFC1958b Pa - Schorr, R. & Kohlschuetter, A. .
WFC1958b AGK2 Cat. North of -2.5 deg, Vol. 1-15, 1958 (Bonn)
WFC1958c Pa - Jackson, J. & Stoy R.H. 1958AnCap..20..155J
WFC1958c Ann. Cape Obs. London, 20, 155, 1958
WFC1958c Cape Photographic Catalogue for 1950.0. Vol. 20: Zones -56 to -60 deg
WFC1958d Pa - Jackson, J. & Stoy R.H. 1958AnCap..20..155J
WFC1958d Ann. Cape Obs., London, 20, 155, 1958
WFC1958d Cape Photographic Catalogue for 1950.0. Vol. 20: Zones -60 to -64 deg
WFC1959a Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1959TOYal..26....1B
WFC1959a Trans. Astron. Obs. Yale Univ., 26, 1, 1959 (+50 to +55 deg zones)
WFC1959b Pa - Barney, I., Hoffleit, D., & Jones, R.B. 1959TOYal..27....1B
WFC1959b Trans. Astron. Obs. Yale Univ., 27, 1, 1959 (+55 to +60 deg zones)
WFC1966a Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966a Ann. Cape Obs. London, 21, 1966
WFC1966a Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -64 to -68 deg
WFC1966b Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966b Ann. Cape Obs. London, 21, 1966
WFC1966b Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -68 to -72 deg
WFC1966c Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966c Ann. Cape Obs. London, 21, 1966
WFC1966c Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -72 to -76 deg
WFC1966d Pa - Stoy R.H. 1966AnCap..21....0S
WFC1966d Ann. Cape Obs. London, 21, 1966
WFC1966d Cape Photographic Catalogue for 1950.0. Vol. 21: Zones -76 to -80 deg
WFC1967 Pa - Hoffleit, D. 1967TOYal..28....1H
WFC1967 Trans. Astron. Obs. Yale Univ., 28, 1, 1967 (-30 to -35 deg zones)
WFC1968a Pa - Stoy R.H. 1968AnCap..22..125S
WFC1968a Ann. Cape Obs., London, 22, 125, 1968
WFC1968a Cape Photographic Catalogue for 1950.0. Vol. 22: Zones -80 to -89 deg
WFC1968b Pa - Hoffleit, D. 1968TOYal..29....1H
WFC1968b Trans. Astron. Obs. Yale Univ., 29, 1, 1968 (-35 to -40 deg zones)
WFC1970 Pa - Hoffleit, D., Eckert, D., Lu, P., & Paranya, K. 1970TOYal..30....1H
WFC1970 Trans. Astron. Obs. Yale Univ., 30, 1, 1970 (-40 to -50 deg zones)
WFC1971 Pa - Lu, P.K. 1971TOYal..31....1L
WFC1971 Trans. Astron. Obs. Yale Univ., 31, 1, 1971 (-70 to -90 deg zones)
WFC1975 Pa - Dieckvoss, W. .
WFC1975 AGK3 Cat. North of -2.5 deg dec, Vol. 1-8, 1975
WFC1983a Pa - Eichhorn, H., Googe, W.D., Lukac, C.F., & Murphy, J.K. 1983AJ.....88..546E
WFC1983a AJ 88, 546, 1983 (Sydney Obs. -48 to -54 deg zones)
WFC1983b Pa - King, D.S. & Lomb, N.R. 1983RSNSW.116...53K
WFC1983b Journal & Proc., Royal Soc. New South Wales 116, 53-70, 1983
WFC1983b (Sydney Obs. -51 to -63.5 deg zones)
WFC1983c Pa - Fallon, F.W. & Hoffleit, D. 1983TrAOY..32....1F
WFC1983c Trans. Astron. Obs. Yale Univ., 32, 1, 1983 (-60 to -70 deg zones)
WFC1992 Pa - Zacharias, N., de Vegt, C., Nicholson, W., & Penston, M.J. 1992A&A...254..397Z
WFC1992 A&A 254, 397, 1992 (CPC2)
WFC1994 Pa - Bystrov, N.F., Polojentsev, D.D, Potter, H.I., Yagudin, L.I., & Zallez, R.F. 1994BICDS..44....3B
WFC1994 Bull. Inf. CDS 44, 3, 1994 (FOKAT)
WFC1998 Pa j Urban, S.E., Corbin, T.E., Wycoff, G.L., Martin, J.C., Jackson, E.S., 1998AJ....115.1212U
WFC1998 Zacharias, M.I., & Hall, D.M.
WFC1998 AJ 115, 1212, 1998 (Astrographic Cat. 2000)
WFC1999 Pa - Zacharias, N. & Zacharias, M.I. 1999AJ....118.2503Z
WFC1999 AJ 118, 2503, 1999
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15189-6841 WFC 164 2000 5 310 143.4 2.85 10.65 D 151854.58-684046.4
15189-6841 WFC 164 2010 7 310 142.7 2.85 10.65 A2Vn 151854.58-684046.4

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

 
 
WDS 15189-6841 WFC 164 (Gam TrA) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15189-6841 WFC 164 (Gam TrA) : MEASURES
 
 
No records found.

 
 
WDS 15189-6841 (Gam TrA) : VIRTUAL EYEPIECE
 
 

15189-6841 WFC 164A mag 2.85 Sp A2Vn 15189-6841 WFC 164B sep 101.0 P.A. 336.80 mag 10.65 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 15189-6841 (Gam TrA) : ALADIN DSS IMAGE @ 15h 18m 54.58s -68° 40' 46.4"
 
 
 
 
WDS 15189-6841 WFC 164 (Gam TrA) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15189-6841 WFC 164 distance=0' 15180-6835 I 331 distance=8' 15213-6825 MLO 65 distance=21' 15149-6839 DON 721 distance=23' 15230-6856 TDS9500 distance=27' 15226-6817 TDS9499 distance=31' 15218-6814 DON 728 distance=33' 15179-6803 TDS9473 distance=39' 15125-6901 KPP2975 distance=41' 15249-6817 DON 730AB distance=41' 15249-6817 DON 730AC distance=41' 15126-6903 DON 717 distance=41' 15183-6756 DON 723 distance=45' 15217-6924 DON 727 distance=46' 15154-6759 TDS9467 distance=46' 15262-6819 HDO 247AB distance=47' 15262-6819 HDO 247AC distance=47' 15195-6928 DON 725 distance=48' 15230-6924 TDS9501 distance=49' 15133-6804 TDS9455 distance=49' 15096-6843 DAM 20DG distance=51' 15096-6843 DON 714AB distance=51' 15096-6843 DON 714AC distance=51' 15096-6843 HDO 243AD distance=51' 15096-6843 HDO 243AE distance=51' 15096-6843 HDO 243AF distance=51' 15145-6927 DON 718 distance=52' 15270-6915 KPP2978 distance=55' 15177-6744 WFC 163 distance=58' 15167-6744 TDS9469 distance=58' 15083-6900 DON 713 distance=61' 15112-6931 KPP2397 distance=65' 15165-6734 TDS9468 distance=69' 15142-6736 DON 719 distance=70' 15116-6743 HDS2134 distance=71' 15311-6911 TDS9534 distance=73' 15207-6729 I 332AB distance=73' 15207-6729 I 332AC distance=73' 15055-6844 TDS9398 distance=73' 15308-6924 BVD 115 distance=77' 15215-6956 DON 726 distance=77' 15309-6801 TSN 172 distance=78' 15117-6734 TDS9439 distance=79' 15212-6959 HDS2160 distance=80' 15148-6957 DON 720 distance=80' 15324-6914 DON 735 distance=80' 15106-6735 RSS 365 distance=81' 15276-6949 KPP 559AB distance=83' 15230-6721 DON1111 distance=83' 15063-6756 TDS9405 distance=84' 15191-7005 TDS9483 distance=84' 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 15189-6841 WFC 164 310 143.4
Show 15180-6835 I 331 3 1.6 8
Show 15213-6825 MLO 65 243 4.3 21
Show 15149-6839 DON 721 137 1.5 23
Show 15230-6856 TDS9500 282 0.6 27
Show 15226-6817 TDS9499 311 2.1 31
Show 15218-6814 DON 728 75 2.2 33
Show 15179-6803 TDS9473 106 2.2 39
Show 15125-6901 KPP2975 335 2.1 41
Show 15249-6817 DON 730 AB 153 1.2 41
Show 15249-6817 DON 730 AC 153 4.0 41
Show 15126-6903 DON 717 123 2.9 41
Show 15183-6756 DON 723 247 1.0 45
Show 15217-6924 DON 727 252 5.5 46
Show 15154-6759 TDS9467 315 0.4 46
Show 15262-6819 HDO 247 AB 144 14.8 47
Show 15262-6819 HDO 247 AC 101 40.5 47
Show 15195-6928 DON 725 304 3.5 48
Show 15230-6924 TDS9501 29 0.6 49
Show 15133-6804 TDS9455 263 1.2 49
Show 15096-6843 DAM 20 DG 81 6.2 51
Show 15096-6843 DON 714 AB 91 8.9 51
Show 15096-6843 DON 714 AC 179 12.6 51
Show 15096-6843 HDO 243 AD 39 43.8 51
Show 15096-6843 HDO 243 AE 318 48.7 51
Show 15096-6843 HDO 243 AF 37 23.2 51
Show 15145-6927 DON 718 31 3.5 52
Show 15270-6915 KPP2978 174 15.3 55
Show 15177-6744 WFC 163 137 6.9 58
Show 15167-6744 TDS9469 24 0.6 58
Show 15083-6900 DON 713 74 12.5 61
Show 15112-6931 KPP2397 188 20.7 65
Show 15165-6734 TDS9468 49 0.5 69
Show 15142-6736 DON 719 10 1.8 70
Show 15116-6743 HDS2134 246 0.1 71
Show 15311-6911 TDS9534 353 1.8 73
Show 15207-6729 I 332 AB 108 1.3 73
Show 15207-6729 I 332 AC 72 55.2 73
Show 15055-6844 TDS9398 145 2.3 73
Show 15308-6924 BVD 115 339 26.2 77
Show 15215-6956 DON 726 256 0.9 77
Show 15309-6801 TSN 172 305 0.3 78
Show 15117-6734 TDS9439 72 0.5 79
Show 15212-6959 HDS2160 222 1.4 80
Show 15148-6957 DON 720 10 1.0 80
Show 15324-6914 DON 735 224 3.2 80
Show 15106-6735 RSS 365 49 17.0 81
Show 15276-6949 KPP 559 AB 286 5.3 83
Show 15230-6721 DON1111 63 9.0 83
Show 15063-6756 TDS9405 57 0.9 84
Show 15191-7005 TDS9483 212 0.5 84

 
 
WDS 15189-6841 : COMPONENTS
 
 
  A
B pa=336.8°
sep=100.95"
 
 
15189-6841 A
 
 
Componente originario normalizzato AB Name Gam TrA Coord arcsec 2000 151854.58-684046.4 Mag 2.85
Spectral class A2Vn (white) PmRA -67.00 PmDE -32.0 SAO 253097
HIP 74946 Tycho2 9259-04905-1 HD 135382 HR 5671
GC 20538 CD CD-68 1503 CP CP-68 2383 Bayer Gamma
Bayer name Gam FK5 560
Tycho2
Tycho2 9259-04905-1 Pflag RAmdeg 229.72743233 DEmdeg -68.67954332
PmRA -65.8 PmDE -31.3 E RAmdeg 3 E DEmdeg 3
E pmRA 0.7 E pmDE 0.6 EpRAm 1991.46 EpDEm 1991.41
Num 17 Q RAmdeg 1.3 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 1.0 BTmag 2.886 E BTmag 0.014 VTmag 2.849
E VTmag 0.009 Prox 999 TYC T HIP 74946
CCDM RAdeg 229.72784833 DEdeg -68.67947111 EpRA 1990 1.72
EpDE 1990 1.71 E RAdeg 3.1 E DEdeg 3.1 Posflg
Corr -0.2
SAO
SAO 253097 DelFlag RA1950 PmRA1950 -0.011
DE1950 PmDE1950 -0.031 Vmag 3.1 SpType A0
Double code Source 74 CatNum 560 DM CP-68 2383
DMcomp BDsup HD 135382 M HD 0
GC 20538 RA1950rad 3.98899275 DE1950rad -1.19549634 PmRA2000 -0.0128
PmDE2000 -0.027
Hipparcos
Catalog H HIP 74946 Proxy RAhms 15 18 54.69
DEdms -68 40 46.1 Vmag 2.87 VarFlag R Vmag G
RAdeg 229.728 DEdeg -68.6795 AstroRef Plx 17.85
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 135382 BD
CD CD-68 1503 CP CP-68 2383 Dm number -68 1503 VIred 0.04
SpType A1V R SpType Coord arcsec 2000 151854.69-684046.1
Hipparcos 2
HIP 74946 Sn 5 So 0 Nc 1
RArad 4.0095077154 DErad -1.1986828347 Plx 17.74 PmRA -66.58
PmDE -32.31 E RArad 0.06 E DErad 0.09 E Plx 0.12
E pmRA 0.08 E pmDE 0.11 Hpmag 2.8816 E Hpmag 0.0003
SHp 0.004 VA 0 BV 0.014 E BV 0.008
VI 0.04
 
 
15189-6841 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 151847.29-683913.6 Mag 10.65 PmRA -1.00
PmDE -5.0 Calc delta mag 7.8 Calc coord yes