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Current system
16487-6902
WFC 179
Atria


Nearby doubles
16' : 16458-6904
KPP1595

28' : 16537-6903
RSS 423

32' : 16546-6903
UC 3252

37' : 16537-6926
TDT 132

51' : 16505-6812
TDT 110

54' : 16452-6952
TDT 70

56' : 16536-6814
UC 3249

60' : 16596-6916
HDS2404

61' : 16551-6812
KPP 382

62' : 16376-6845
TDT 8

65' : 17002-6846
HDS2407

67' : 17010-6908
TDT 181

69' : 17000-6935
TDT 173

70' : 16531-7007
TDT 130

70' : 16576-6812
TDT 159

70' : 17004-6933
UC 3271AB

73' : 16591-6817
TDT 165

75' : 16484-6747
TDT 96

84' : 16374-7000
UC 3193

84' : 16380-6802
HDS2354

84' : 16394-7010
DON 804

87' : 16441-7025
TDT 59

87' : 16372-6802
SWR 207

90' : 16528-6735
TDT 127AB

90' : 16515-6734
GLI 230

91' : 16371-7009
SWR 206



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.

16487-6902 WFC 179 (Atria)

 
 
16h 48m 39.89s -69° 01' 39.8" P.A. 22.00 sep 92.5 mag 2.05,11.45 Sp K2III+Ba1 dist. 119.76 pc (390.66 l.y.)
 
 
Coord 2000 16487-6902 Discov num WFC 179 Comp Coord arcsec 2000 16 48 39.89 -69 01 39.8
Date first 1892 Date last 1998 Obs 4
Pa first 24 Pa last 22.1 P.A. Now (θ) 22.1°
Sep first 92.2 Sep last 92.479 Sep. Now (ρ) 92.479"
Mag pri 2.05 Mag sec 11.45 delta mag (ΔM) 9.4 Spectral class K2III+Ba1 (yellow-orange/blue-white)
Pri motion ra +018 Sec motion ra +002
Pri motion dec -034 Sec motion dec -005
Notes N U (See Notes, Proper motion indicates non-physical)
rPM=0.861
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Common name Atria Constellation Triangulum Australe SAO 253700 HIP 82273
Tycho2 9275-03641-1 Gaia DR2 5808357163726971904 HD 150798 HR 6217
GC 22558 CP CP-68 2822 Bayer Alpha Trianguli Australis Bayer name Alp TrA
FK5 625 Distance 119.76 Distance ly 390.66 Bayer greek α TrA
 
 
WDS 16487-6902 WFC 179 (Atria) : NOTES
 
 
discov_num notes refcode
WFC 179 alp TrA = Atria.
 
 
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
16487-6902 WFC 179 1991 3 22 93.6 2.05 11.45 164839.89-690139.8
16487-6902 WFC 179 1998 4 22 92.5 2.05 11.45 164839.89-690139.8

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

 
 
WDS 16487-6902 WFC 179 (Atria) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16487-6902 WFC 179 (Atria) : MEASURES
 
 
No records found.

 
 
WDS 16487-6902 (Atria) : VIRTUAL EYEPIECE
 
 

16487-6902 WFC 179A mag 2.05 Sp K2III 16487-6902 WFC 179B sep 86.6 P.A. 8.30 mag 11.45 Sp Ba1 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 16487-6902 (Atria) : ALADIN DSS IMAGE @ 16h 48m 39.89s -69° 01' 39.8"
 
 
 
 
WDS 16487-6902 WFC 179 (Atria) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16487-6902 WFC 179 (Atria) distance=0' 16458-6904 KPP1595 distance=16' 16537-6903 RSS 423 distance=28' 16546-6903 UC 3252 distance=32' 16537-6926 TDT 132 distance=37' 16505-6812 TDT 110 distance=51' 16452-6952 TDT 70 distance=54' 16536-6814 UC 3249 distance=56' 16596-6916 HDS2404 distance=60' 16551-6812 KPP 382 distance=61' 16376-6845 TDT 8 distance=62' 17002-6846 HDS2407 distance=65' 17010-6908 TDT 181 distance=67' 17000-6935 TDT 173 distance=69' 16531-7007 TDT 130 distance=70' 16576-6812 TDT 159 distance=70' 17004-6933 DON 817Aa,Ab distance=70' 17004-6933 UC 3271AB distance=70' 16591-6817 TDT 165 distance=73' 16484-6747 TDT 96 distance=75' 16374-7000 UC 3193 distance=84' 16380-6802 HDS2354 distance=84' 16394-7010 DON 804 distance=84' 16441-7025 TDT 59 distance=87' 16372-6802 SWR 207 distance=87' 16528-6735 TDT 127AB distance=90' 16515-6734 GLI 230 distance=90' 16371-7009 SWR 206 distance=91' 16319-6919 HDS2336 distance=91' 16349-6810 HJ 4855 distance=92' 17048-6934 UC 3287 distance=92' 16529-7030 TDT 129 distance=92' 16327-6938 TDS9962 distance=92' 16477-6729 TDT 91 distance=93' 16539-7030 KPP 861 distance=93' 16406-6740 DON 805 distance=93' 16594-6750 TDT 167 distance=93' 16336-6813 TDS9971 distance=96' 16338-6809 KPP2977 distance=97' 16490-7040 UC 3238 distance=99' 17064-6829 SWR 214 distance=102' 16507-6720 TDT 113 distance=102' 17020-6750 TDS 847 distance=103' 17020-6749 TDT 184 distance=104' 16584-6731 DON 816 distance=106' 16318-6811 KPP2321 distance=106' 17082-6936 JNN 319 distance=109' 17014-7031 LDS 574 distance=111' 16287-6836 DON 797 distance=112' 17022-6735 UC 3278 distance=115' 16467-6707 HDO 257AB distance=116' 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 Atria 16487-6902 WFC 179 22 92.5
Show 16458-6904 KPP1595 241 12.1 16
Show 16537-6903 RSS 423 178 9.6 28
Show 16546-6903 UC 3252 264 54.0 32
Show 16537-6926 TDT 132 159 7.6 37
Show 16505-6812 TDT 110 194 0.5 51
Show 16452-6952 TDT 70 326 0.5 54
Show 16536-6814 UC 3249 90 91.5 56
Show 16596-6916 HDS2404 187 1.0 60
Show 16551-6812 KPP 382 330 3.7 61
Show 16376-6845 TDT 8 194 0.8 62
Show 17002-6846 HDS2407 225 0.7 65
Show 17010-6908 TDT 181 23 2.0 67
Show 17000-6935 TDT 173 29 0.6 69
Show 16531-7007 TDT 130 326 0.7 70
Show 16576-6812 TDT 159 1 0.8 70
Show 17004-6933 DON 817 Aa,Ab 327 0.6 70
Show 17004-6933 UC 3271 AB 194 12.7 70
Show 16591-6817 TDT 165 190 1.7 73
Show 16484-6747 TDT 96 182 2.4 75
Show 16374-7000 UC 3193 176 41.2 84
Show 16380-6802 HDS2354 340 0.6 84
Show 16394-7010 DON 804 76 0.6 84
Show 16441-7025 TDT 59 98 4.8 87
Show 16372-6802 SWR 207 244 12.5 87
Show 16528-6735 TDT 127 AB 219 1.7 90
Show 16515-6734 GLI 230 205 8.7 90
Show 16371-7009 SWR 206 37 29.1 91
Show 16319-6919 HDS2336 256 0.1 91
Show 16349-6810 HJ 4855 296 7.1 92
Show 17048-6934 UC 3287 85 66.6 92
Show 16529-7030 TDT 129 167 0.7 92
Show 16327-6938 TDS9962 146 5.3 92
Show 16477-6729 TDT 91 262 1.4 93
Show 16539-7030 KPP 861 252 7.3 93
Show 16406-6740 DON 805 138 0.5 93
Show 16594-6750 TDT 167 5 2.6 93
Show 16336-6813 TDS9971 335 0.4 96
Show 16338-6809 KPP2977 105 3.9 97
Show 16490-7040 UC 3238 266 17.6 99
Show 17064-6829 SWR 214 127 10.1 102
Show 16507-6720 TDT 113 229 1.8 102
Show 17020-6750 TDS 847 174 0.8 103
Show 17020-6749 TDT 184 352 0.7 104
Show 16584-6731 DON 816 74 9.4 106
Show 16318-6811 KPP2321 114 19.7 106
Show 17082-6936 JNN 319 9 0.4 109
Show 17014-7031 LDS 574 155 135.6 111
Show 16287-6836 DON 797 272 1.2 112
Show 17022-6735 UC 3278 13 12.8 115
Show 16467-6707 HDO 257 AB 193 32.7 116

 
 
WDS 16487-6902 : COMPONENTS
 
 
  A
B pa=8.3°
sep=86.59"
 
 
16487-6902 A
 
 
Componente originario normalizzato AB Common name Atria Coord arcsec 2000 164839.89-690139.8 Mag 2.05
Spectral class K2III (yellow-orange) PmRA 18.00 PmDE -34.0 SAO 253700
HIP 82273 Tycho2 9275-03641-1 HD 150798 HR 6217
GC 22558 CP CP-68 2822 Bayer Alpha Trianguli Australis Bayer name Alp TrA
FK5 625
Tycho2
Tycho2 9275-03641-1 Pflag RAmdeg 252.16622674 DEmdeg -69.02771555
PmRA 17.3 PmDE -32.7 E RAmdeg 3 E DEmdeg 3
E pmRA 0.6 E pmDE 0.6 EpRAm 1991.24 EpDEm 1991.38
Num 17 Q RAmdeg 1.3 Q DEmdeg 1.3 Q pmRA 1.3
Q pmDE 1.3 BTmag 3.790 E BTmag 0.014 VTmag 2.052
E VTmag 0.009 Prox 936 TYC T HIP 82273
CCDM RAdeg 252.16611417 DEdeg -69.02764028 EpRA 1990 1.60
EpDE 1990 1.72 E RAdeg 3.2 E DEdeg 3.1 Posflg
Corr -0.1
SAO
SAO 253700 DelFlag RA1950 PmRA1950 0.0052
DE1950 PmDE1950 -0.034 Vmag 1.9 SpType K2
Double code Source 74 CatNum 625 DM CP-68 2822
DMcomp BDsup HD 150798 M HD 0
GC 22558 RA1950rad 4.37794454 DE1950rad -1.20321006 PmRA2000 0.0035
PmDE2000 -0.032
Hipparcos
Catalog H HIP 82273 Proxy RAhms 16 48 39.87
DEdms -69 01 39.5 Vmag 1.91 VarFlag 1 R Vmag G
RAdeg 252.166 DEdeg -69.0276 AstroRef Plx 7.85
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 150798 BD
CD CP CP-68 2822 Dm number -68 2822 VIred 1.33
SpType K2IIb-IIIa R SpType Coord arcsec 2000 164839.87-690139.5
Hipparcos 2
HIP 82273 Sn 5 So 0 Nc 1
RArad 4.401128835 DErad -1.2047595072 Plx 8.35 PmRA 17.99
PmDE -31.58 E RArad 0.08 E DErad 0.11 E Plx 0.15
E pmRA 0.11 E pmDE 0.15 Hpmag 2.0711 E Hpmag 0.0006
SHp 0.005 VA 0 BV 1.447 E BV 0.002
VI 1.45
 
 
16487-6902 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 164842.21-690014.1 Mag 11.45 Spectral class Ba1 (blue-white)
PmRA 2.00 PmDE -5.0 Calc delta mag 9.4 Calc coord yes