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Doubles in session


Current system
18429-1829
ARA 488


Nearby doubles
43' : 18418-1909
J 2221AB

49' : 18429-1917
OCC9184

59' : 18393-1859
ARA 760

61' : 18442-1733
HLD 146

63' : 18412-1731
FEN 34

63' : 18386-1816
ARA 486

63' : 18388-1853
FEN 33

63' : 18412-1928
OCC9183

65' : 18435-1725
RST3194

73' : 18470-1912
HJ 2837

75' : 18482-1820
J 1636

75' : 18425-1943
ARA 761

76' : 18480-1814
RST3198

76' : 18480-1817
WSI 36

82' : 18388-1928
BRT1541

85' : 18369-1833
LEO 19

85' : 18488-1836
KUI 88

86' : 18488-1838
RSS 491

86' : 18439-1954
STN 44

87' : 18377-1742
FEN 32

88' : 18441-1954
ARA1160

88' : 18465-1940
BRT1543

90' : 18396-1713
GWP2792

91' : 18365-1847
OCC 970

91' : 18374-1917
ARA 758

92' : 18371-1913
SEE 355



Selections
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Binary Systems
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Quadruple Systems
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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18429-1829 ARA 488

 
 
18h 42m 48.98s -18° 29' 01.2" P.A. 167.00 sep 20.8 mag 11.84,11.50
 
 
Coord 2000 18429-1829 Discov num ARA 488 Comp Coord arcsec 2000 18 42 48.98 -18 29 01.2
Date first 1916 Date last 2015 Obs 10
Pa first 170 Pa last 166.9 P.A. Now (θ) 166.9°
Sep first 10.3 Sep last 20.822 Sep. Now (ρ) 20.822"
Mag pri 11.84 Mag sec 11.50 delta mag (ΔM) 0.34 Spectral class
Pri motion ra +004 Sec motion ra +015
Pri motion dec -001 Sec motion dec -101
Notes
rPM=0.985
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius Tycho2 6284-01583-1 Gaia DR2 4098572838287541760
 
 
WDS 18429-1829 ARA 488 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ara1961 Pa - Aravamudan, S. 1961PASP...73..266A
Ara1961 PASP 73, 266, 1961
Ara1963 Pa - Aravamudan, S. .
Ara1963 Pub. Nizamiah Obs. 13, Pt.3, 1963
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18429-1829 ARA 488 1998 4 167 19.2 11.85 11.75 D 184248.98-182901.2
18429-1829 ARA 488 1999 5 167 19.3 11.85 11.75 D 184248.98-182901.2
18429-1829 ARA 488 2010 7 166 20.1 11.84 11.50 184248.98-182901.2
18429-1829 ARA 488 2015 8 167 20.8 11.84 11.50 184248.98-182901.2

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

 
 
WDS 18429-1829 ARA 488 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18429-1829 ARA 488 : MEASURES
 
 
No records found.

 
 
WDS 18429-1829 : VIRTUAL EYEPIECE
 
 

18429-1829 ARA 488A mag 11.84 18429-1829 ARA 488B sep 20.8 P.A. 167.60 mag 11.5 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18429-1829 : ALADIN DSS IMAGE @ 18h 42m 48.98s -18° 29' 01.2"
 
 
 
 
WDS 18429-1829 ARA 488 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18429-1829 ARA 488 distance=0' 18418-1909 J 2221AB distance=43' 18418-1909 J 2221AC distance=43' 18429-1917 OCC9184 distance=49' 18393-1859 ARA 760 distance=59' 18442-1733 HLD 146 distance=61' 18412-1731 FEN 34 distance=63' 18386-1816 ARA 486 distance=63' 18388-1853 FEN 33 distance=63' 18412-1928 OCC9183 distance=63' 18435-1725 RST3194 distance=65' 18470-1912 HJ 2837 distance=73' 18482-1820 J 1636 distance=75' 18425-1943 ARA 761 distance=75' 18480-1814 RST3198 distance=76' 18480-1817 WSI 36 distance=76' 18388-1928 BRT1541 distance=82' 18369-1833 LEO 19 distance=85' 18488-1836 KUI 88 distance=85' 18488-1838 RSS 491 distance=86' 18439-1954 STN 44 distance=86' 18377-1742 FEN 32 distance=87' 18441-1954 ARA1160 distance=88' 18465-1940 BRT1543 distance=88' 18396-1713 GWP2792 distance=90' 18365-1847 OCC 970 distance=91' 18374-1917 ARA 758 distance=91' 18371-1913 SEE 355 distance=92' 18407-1957 ARA1158 distance=93' 18498-1836 TDT1075 distance=100' 18496-1854 OCC 454 distance=100' 18494-1750 HJ 2840 distance=102' 18483-1935 B 2461 distance=103' 18356-1833 RBR 10 distance=103' 18500-1826 J 1658 distance=103' 18496-1909 OCC 455AB distance=104' 18436-2013 DON 920 distance=105' 18479-1936 J 1657 distance=106' 18494-1740 TDT1072 distance=107' 18503-1812 TDT1080 distance=108' 18505-1818 TDT1081 distance=111' 18406-2016 ARA1157 distance=112' 18506-1813 RST3200 distance=113' 18487-1702 J 2235BC distance=120' 18500-1933 KPP4124 distance=121' 18487-1702 J 2235AB distance=122' 18362-1950 ARA 756 distance=124' 18510-1747 HJ 2842 distance=125' 18349-1925 ARA 755 distance=126' 18386-2020 DON 917 distance=127' 18480-1647 HJ 2838 distance=127' 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 18429-1829 ARA 488 167 20.8
Show 18418-1909 J 2221 AB 254 7.5 43
Show 18418-1909 J 2221 AC 346 17.9 43
Show 18429-1917 OCC9184 -1 0.1 49
Show 18393-1859 ARA 760 60 5.6 59
Show 18442-1733 HLD 146 194 2.2 61
Show 18412-1731 FEN 34 325 3.8 63
Show 18386-1816 ARA 486 20 14.6 63
Show 18388-1853 FEN 33 248 2.6 63
Show 18412-1928 OCC9183 -1 0.2 63
Show 18435-1725 RST3194 87 4.0 65
Show 18470-1912 HJ 2837 89 11.2 73
Show 18482-1820 J 1636 78 7.1 75
Show 18425-1943 ARA 761 242 6.9 75
Show 18480-1814 RST3198 154 0.4 76
Show 18480-1817 WSI 36 262 15.8 76
Show 18388-1928 BRT1541 34 4.2 82
Show 18369-1833 LEO 19 251 3.2 85
Show 18488-1836 KUI 88 153 0.5 85
Show 18488-1838 RSS 491 334 10.8 86
Show 18439-1954 STN 44 316 1.6 86
Show 18377-1742 FEN 32 119 4.2 87
Show 18441-1954 ARA1160 184 8.4 88
Show 18465-1940 BRT1543 258 3.3 88
Show 18396-1713 GWP2792 136 22.6 90
Show 18365-1847 OCC 970 -1 0.1 91
Show 18374-1917 ARA 758 270 9.1 91
Show 18371-1913 SEE 355 241 11.1 92
Show 18407-1957 ARA1158 68 6.6 93
Show 18498-1836 TDT1075 97 0.5 100
Show 18496-1854 OCC 454 -1 0.1 100
Show 18494-1750 HJ 2840 173 15.2 102
Show 18483-1935 B 2461 197 6.7 103
Show 18356-1833 RBR 10 320 4.9 103
Show 18500-1826 J 1658 59 8.4 103
Show 18496-1909 OCC 455 AB -1 0.2 104
Show 18436-2013 DON 920 336 1.4 105
Show 18479-1936 J 1657 28 3.6 106
Show 18494-1740 TDT1072 310 0.7 107
Show 18503-1812 TDT1080 134 0.9 108
Show 18505-1818 TDT1081 75 0.5 111
Show 18406-2016 ARA1157 356 9.5 112
Show 18506-1813 RST3200 0.7 113
Show 18487-1702 J 2235 BC 5 6.6 120
Show 18500-1933 KPP4124 15 1.5 121
Show 18487-1702 J 2235 AB 203 90.0 122
Show 18362-1950 ARA 756 325 9.5 124
Show 18510-1747 HJ 2842 338 29.9 125
Show 18349-1925 ARA 755 77 13.1 126
Show 18386-2020 DON 917 51 1.1 127
Show 18480-1647 HJ 2838 335 33.4 127

 
 
WDS 18429-1829 : COMPONENTS
 
 
  A
B pa=167.6°
sep=20.77"
 
 
18429-1829 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184248.98-182901.2 Mag 11.84 PmRA 4.00
PmDE -1.0 Tycho2 6284-01583-1
Tycho2
Tycho2 6284-01583-1 Pflag RAmdeg 280.70406976 DEmdeg -18.48367681
PmRA -2.8 PmDE 3.7 E RAmdeg 87 E DEmdeg 102
E pmRA 3.2 E pmDE 3.4 EpRAm 1979.72 EpDEm 1976.56
Num 3 Q RAmdeg 1.9 Q DEmdeg 0.3 Q pmRA 1.9
Q pmDE 0.3 BTmag 12.005 E BTmag 0.162 VTmag 11.853
E VTmag 0.245 Prox 188 TYC HIP
CCDM RAdeg 280.70407694 DEdeg -18.48368556 EpRA 1990 1.76
EpDE 1990 1.61 E RAdeg 94.6 E DEdeg 114.4 Posflg
Corr 0.0
 
 
18429-1829 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184249.29-182921.5 Mag 11.5 PmRA 15.00
PmDE -101.0 Calc delta mag 0.34 Calc coord yes