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Doubles in session


Current system
18435-1725
RST 3194


Nearby doubles
14' : 18442-1733
HLD 146

34' : 18412-1731
FEN 34

59' : 18396-1713
GWP2792

64' : 18444-1623
HJ 2835

65' : 18429-1829
ARA 488

70' : 18457-1624
J 1656

75' : 18480-1647
HJ 2838

79' : 18487-1702
J 2235AB

80' : 18477-1633
RST4020

81' : 18480-1814
RST3198

83' : 18482-1820
J 1636

84' : 18480-1817
WSI 36

85' : 18377-1742
FEN 32

86' : 18494-1740
TDT1072

88' : 18386-1816
ARA 486

89' : 18494-1750
HJ 2840

92' : 18408-1603
OL 8

93' : 18496-1654
HWE 44AB

96' : 18498-1655
TDT4316

99' : 18427-1547
HU 250

104' : 18488-1836
KUI 88

106' : 18488-1838
RSS 491

107' : 18442-1539
BRT 633

108' : 18418-1909
J 2221AB

108' : 18503-1812
TDT1080

109' : 18375-1619
ARA 111



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.

18435-1725 RST 3194

 
 
18h 43m 29.98s -17° 25' 01.0" P.A. 87.00 sep 4.0 mag 9.76,13.40 Sp B9II
 
 
Coord 2000 18435-1725 Discov num RST3194 Comp Coord arcsec 2000 18 43 29.98 -17 25 01.0
Date first 1935 Date last 1999 Obs 5
Pa first 88 Pa last 87.3 P.A. Now (θ) 87.3°
Sep first 3.7 Sep last 3.967 Sep. Now (ρ) 3.967"
Mag pri 9.76 Mag sec 13.40 delta mag (ΔM) 3.64 Spectral class B9II (blue-white)
Pri motion ra -004 Sec motion ra
Pri motion dec -008 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Sagittarius SAO 161765 Tycho2 6284-01547-1 Gaia DR2 4098799823071183744
HD 172932
 
 
WDS 18435-1725 RST 3194 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18435-1725 RST3194 1998 4 88 3.9 9.76 13.40 B9II D 184329.98-172501.0
18435-1725 RST3194 1999 5 88 4.0 9.76 13.40 B9II D 184329.98-172501.0

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

 
 
WDS 18435-1725 RST 3194 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18435-1725 RST 3194 : MEASURES
 
 
No records found.

 
 
WDS 18435-1725 : VIRTUAL EYEPIECE
 
 

18435-1725 RST3194A mag 9.76 Sp B9II 18435-1725 RST3194B sep 3.8 P.A. 87.20 mag 13.4 virtual eyepiece
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Radius:
Components only
 
 
WDS 18435-1725 : ALADIN DSS IMAGE @ 18h 43m 29.98s -17° 25' 01.0"
 
 
 
 
WDS 18435-1725 RST 3194 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18435-1725 RST3194 distance=1' 18442-1733 HLD 146 distance=14' 18412-1731 FEN 34 distance=34' 18396-1713 GWP2792 distance=59' 18444-1623 HJ 2835 distance=64' 18429-1829 ARA 488 distance=65' 18457-1624 J 1656 distance=70' 18480-1647 HJ 2838 distance=75' 18487-1702 J 2235BC distance=78' 18487-1702 J 2235AB distance=79' 18477-1633 RST4020 distance=80' 18480-1814 RST3198 distance=81' 18482-1820 J 1636 distance=83' 18480-1817 WSI 36 distance=84' 18377-1742 FEN 32 distance=85' 18494-1740 TDT1072 distance=86' 18386-1816 ARA 486 distance=88' 18494-1750 HJ 2840 distance=89' 18408-1603 OL 8 distance=92' 18496-1654 HWE 44AB distance=93' 18496-1654 HWE 44AC distance=93' 18496-1654 KNP 3AD distance=93' 18498-1655 TDT4316 distance=96' 18427-1547 HU 250 distance=99' 18488-1836 KUI 88 distance=104' 18488-1838 RSS 491 distance=106' 18442-1539 BRT 633 distance=107' 18418-1909 J 2221AB distance=108' 18418-1909 J 2221AC distance=108' 18503-1812 TDT1080 distance=108' 18375-1619 ARA 111 distance=109' 18363-1649 ARA 109 distance=110' 18510-1747 HJ 2842 distance=110' 18509-1646 HLD 148 distance=111' 18388-1853 FEN 33 distance=111' 18393-1859 ARA 760 distance=112' 18500-1826 J 1658 distance=112' 18429-1917 OCC9184 distance=113' 18506-1813 RST3200 distance=113' 18437-1534 J 2224 distance=113' 18505-1818 TDT1081 distance=114' 18498-1836 TDT1075 distance=115' 18369-1617 ARA 110 distance=116' 18516-1719 HU 255 distance=117' 18369-1833 LEO 19 distance=117' 18470-1912 HJ 2837 distance=118' 18428-1523 HLD 145 distance=123' 18461-1529 HU 251 distance=123' 18351-1659 MCA 52 distance=123' 18360-1625 TDT 954 distance=124' 18496-1854 OCC 454 distance=125' 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 18435-1725 RST3194 87 4.0 1
Show 18442-1733 HLD 146 194 2.2 14
Show 18412-1731 FEN 34 325 3.8 34
Show 18396-1713 GWP2792 136 22.6 59
Show 18444-1623 HJ 2835 303 15.3 64
Show 18429-1829 ARA 488 167 20.8 65
Show 18457-1624 J 1656 287 7.6 70
Show 18480-1647 HJ 2838 335 33.4 75
Show 18487-1702 J 2235 BC 5 6.6 78
Show 18487-1702 J 2235 AB 203 90.0 79
Show 18477-1633 RST4020 26 3.5 80
Show 18480-1814 RST3198 154 0.4 81
Show 18482-1820 J 1636 78 7.1 83
Show 18480-1817 WSI 36 262 15.8 84
Show 18377-1742 FEN 32 119 4.2 85
Show 18494-1740 TDT1072 310 0.7 86
Show 18386-1816 ARA 486 20 14.6 88
Show 18494-1750 HJ 2840 173 15.2 89
Show 18408-1603 OL 8 71 3.4 92
Show 18496-1654 HWE 44 AB 298 2.0 93
Show 18496-1654 HWE 44 AC 308 36.4 93
Show 18496-1654 KNP 3 AD 200 22.2 93
Show 18498-1655 TDT4316 333 45.1 96
Show 18427-1547 HU 250 298 2.2 99
Show 18488-1836 KUI 88 153 0.5 104
Show 18488-1838 RSS 491 334 10.8 106
Show 18442-1539 BRT 633 42 4.8 107
Show 18418-1909 J 2221 AB 254 7.5 108
Show 18418-1909 J 2221 AC 346 17.9 108
Show 18503-1812 TDT1080 134 0.9 108
Show 18375-1619 ARA 111 197 9.2 109
Show 18363-1649 ARA 109 32 12.6 110
Show 18510-1747 HJ 2842 338 29.9 110
Show 18509-1646 HLD 148 30 5.0 111
Show 18388-1853 FEN 33 248 2.6 111
Show 18393-1859 ARA 760 60 5.6 112
Show 18500-1826 J 1658 59 8.4 112
Show 18429-1917 OCC9184 -1 0.1 113
Show 18506-1813 RST3200 0.7 113
Show 18437-1534 J 2224 202 10.4 113
Show 18505-1818 TDT1081 75 0.5 114
Show 18498-1836 TDT1075 97 0.5 115
Show 18369-1617 ARA 110 279 15.0 116
Show 18516-1719 HU 255 166 1.4 117
Show 18369-1833 LEO 19 251 3.2 117
Show 18470-1912 HJ 2837 89 11.2 118
Show 18428-1523 HLD 145 51 1.5 123
Show 18461-1529 HU 251 304 2.6 123
Show 18351-1659 MCA 52 145 0.2 123
Show 18360-1625 TDT 954 204 2.0 124
Show 18496-1854 OCC 454 -1 0.1 125

 
 
WDS 18435-1725 : COMPONENTS
 
 
  A
B pa=87.2°
sep=3.79"
 
 
18435-1725 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184329.98-172501.0 Mag 9.76 Spectral class B9II (blue-white)
PmRA -4.00 PmDE -8.0 SAO 161765 Tycho2 6284-01547-1
HD 172932 DM BD-17 5300
Tycho2
Tycho2 6284-01547-1 Pflag RAmdeg 280.87494528 DEmdeg -17.41697023
PmRA 0.4 PmDE -3.3 E RAmdeg 18 E DEmdeg 25
E pmRA 2.5 E pmDE 2.5 EpRAm 1991.11 EpDEm 1990.35
Num 3 Q RAmdeg 1.6 Q DEmdeg 2.6 Q pmRA 1.6
Q pmDE 2.7 BTmag 10.054 E BTmag 0.033 VTmag 9.757
E VTmag 0.035 Prox 845 TYC T HIP
CCDM RAdeg 280.87494417 DEdeg -17.41696250 EpRA 1990 1.80
EpDE 1990 1.68 E RAdeg 17.7 E DEdeg 25.3 Posflg
Corr -0.1
SAO
SAO 161765 DelFlag RA1950 PmRA1950 0.0027
DE1950 PmDE1950 -0.004 Vmag 9.2 SpType A0
Double code Source 21 CatNum 6902 DM BD-17 5300
DMcomp BDsup HD 172932 M HD 0
GC RA1950rad 4.88951196 DE1950rad -0.30486917 PmRA2000 0.0028
PmDE2000 -0.003
CCDM
Ccdm 18435-1725 RComp Comp A Note1
Note2 Discov num DRAs 0.18 DDEs -1.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp A0 PmNote *
PmRA 39 PmDE -4 Dm number -17 5300 Cat1 BD
Name2 161765 Cat2 SAO HD 172932 M HD
ADS BDS M ADS BDS N IDS IDS 18377S1731A
HIC
 
 
18435-1725 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184330.24-172500.8 Mag 13.4 Calc delta mag 3.64
Calc coord yes
CCDM
Ccdm 18435-1725 RComp Comp B Note1
Note2 Discov num RST3194 DRAs DDEs
R dRAs Year 1934 Theta 088 Rho 3.8
Obs 3 Vmag 13.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 18377S1731B
HIC