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Doubles in session


Current system
18400+1724
SLE 231 AB


Nearby doubles
19' : 18389+1715
BPM 799

22' : 18393+1706
SLE 228

28' : 18407+1749
ROE 88AB

28' : 18381+1729
SLE 224

28' : 18412+1747
BPM 801

35' : 18380+1705
SLE 223

40' : 18423+1701
GWP2794

41' : 18387+1800
GRV 235

43' : 18378+1752
BPM 794

48' : 18384+1643
SLE 225AB

51' : 18402+1815
TDT 986

56' : 18386+1632
HO 87AB

65' : 18359+1659
STT 358AB

79' : 18346+1739
BPM 791

80' : 18440+1820
BPM 811

85' : 18423+1842
TDT1012

85' : 18352+1812
CHR 74

85' : 18341+1742
J 2915AB

86' : 18372+1839
TDT 961

86' : 18342+1705
SLE 203AB

87' : 18341+1712
SLE 202AB

87' : 18346+1801
SLE 206

92' : 18463+1659
HEI 260

93' : 18338+1744
HU 322AB

93' : 18461+1655
HEI 259

95' : 18379+1555
SLE 221



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.

18400+1724 SLE 231 AB

 
 
18h 40m 02.68s +17° 24' 07.8" P.A. 110.00 sep 17.8 mag 12.30,12.80
 
 
Coord 2000 18400+1724 Discov num SLE 231 Comp AB Coord arcsec 2000 18 40 02.68 +17 24 07.8
Date first 1904 Date last 2015 Obs 13
Pa first 110 Pa last 109.5 P.A. Now (θ) 109.5°
Sep first 17.9 Sep last 17.755 Sep. Now (ρ) 17.755"
Mag pri 12.30 Mag sec 12.80 delta mag (ΔM) 0.5 Spectral class
Pri motion ra +000 Sec motion ra +002
Pri motion dec -003 Sec motion dec -003
Notes
rPM=0.555
Nature of this double is uncertain.
 
 
18400+1724 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 40 03 +17 24 08 SLE 231 AB 2015 13 110 17.8 12.30 12.80 0.50 <===
Show 18 40 04 +17 24 02 TOB 294 BC 2015 8 149 20.0 12.80 14.90 2.10
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1587-01731-1 Gaia DR2 4511920662650925056
 
 
WDS 18400+1724 SLE 231 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Sle1966 Mc j Soulie, G. 1966JO.....49..359S
Sle1966 +Pa J. Obs. 49, 359, 1966
Sle1983 Pa - Soulie, G. 1983A&AS...54..281S
Sle1983 A&AS 54, 281, 1983
Sle1984 Pa - Soulie, G. 1984A&AS...56..351S
Sle1984 A&AS 56, 351, 1984
Sle1985 Pa - Soulie, G. 1985A&AS...61...17S
Sle1985 A&AS 61, 17, 1985
Sle1986a Pa - Soulie, G. .
Sle1986a Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b Pa - Soulie, G. .
Sle1986b Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003 C j Soulie, G. 2003O&T....56...10S
Sle2003 Obs. et Travaux 56, 10, 2003
Sle2006 Pa - Soulie, G. 2006O&T....62...26S
Sle2006 Obs. et Travaux 62, 26, 2006
Sle2006b Pa j Soulie, G. 2006O&T....63...15S
Sle2006b Obs. et Travaux 63, 15, 2006
Sle2007 C j Soulie, G. 2007O&T....65...34S
Sle2007 Obs. et Travaux 65, 34, 2007
Tob2000 Mb u Tobal, T. 2000O&T....52...67T
Tob2000 Obs. et Travaux 52, 67, 2000
Tob2003 M+ j Tobal, T. ...................
Tob2003 +Pa OAG Gen. Cat. 10,000 vis. double star meas. 1970-2003 (J2000.0), 2003
Tob2003 +Z
Tob2005a Pu j Tobal, T. ...................
Tob2005a Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 1, 2004)
Tob2005b Pu j Tobal, T. ...................
Tob2005b Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 2, 2004)
Tob2005c Pu j Tobal, T. ...................
Tob2005c Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 3, 2004)
Tob2005d Pp j Tobal, T. ...................
Tob2005d Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 4, 2004)
Tob2005e Pp j Tobal, T. ...................
Tob2005e Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 5, 2004)
Tob2005f Pp j Tobal, T. ...................
Tob2005f Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 6, 2004)
Tob2005g Pp j Tobal, T. ...................
Tob2005g Webb Soc. Double Star Circ. 13, 2005 (also OAG General Cat. Suppl. 7, 2004)
Tob2005h Pu j Tobal, T. ...................
Tob2005h Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 8, 2005)
Tob2005i Pp j Tobal, T. ...................
Tob2005i Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 9, 2005)
Tob2005j Pp j Tobal, T. & Martin, I.T. ...................
Tob2005j Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 10, 2005)
Tob2006a Pp j Tobal, T. ...................
Tob2006a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 11, 2006)
Tob2006b Pp j Tobal, T. ...................
Tob2006b Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 12, 2006)
Tob2006c Pa j Tobal, T. ...................
Tob2006c Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 13, 2006)
Tob2006d Pa j Tobal, T. ...................
Tob2006d Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 14, 2006)
Tob2007a Pu j Tobal, T. ...................
Tob2007a Webb Soc., Double Star Circ. 15, 2007 (also OAG General Cat. Suppl. 15, 2007)
Tob2007b Pa j Tobal, T. ...................
Tob2007b Webb Soc., Double Star Circ. 16, 2008 (also OAG General Cat. Suppl. 20, 2007)
Tob2008 Pa j Tobal, T. ...................
Tob2008 OAG General Cat. Suppl. 21, 2008
Tob2009 Pa j Tobal, T. ...................
Tob2009 Webb Soc., Double Star Circ. 18, 2010 (also OAG General Cat. Suppl. 23, 2009)
Tob2012a Pa j Tobal, T. ...................
Tob2012a GWP Catalog, part I (equatorial zone), OAG CPMWP Survey (2012)
Tob2012b not - Tobal, T. ...................
Tob2012b private communication, 2012
Tob2012c Pa j Tobal, T. ...................
Tob2012c Webb Soc., Double Star Circ. 20, 2012 (also OAG General Cat. Suppl. 26, 2010)
Tob2016 Pa j Tobal, T. ...................
Tob2016 GWP Catalog, part II (equatorial zone), OAG CPMWP Survey (2016)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18400+1724 SLE 231 AB 2002 5 110 18.1 12.62 12.60 D 184002.68+172407.8
18400+1724 SLE 231 AB 2013 8 110 18.1 12.30 12.80 184002.68+172407.8
18400+1724 SLE 231 AB 2015 9 109 17.7 12.30 12.80 184002.68+172407.8

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

 
 
WDS 18400+1724 SLE 231 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18400+1724 SLE 231 AB : MEASURES
 
 
No records found.

 
 
WDS 18400+1724 : VIRTUAL EYEPIECE
 
 

18400+1724 SLE 231A mag 12.3 18400+1724 TOB 294B sep 17.6 P.A. 109.30 mag 12.8 18400+1724 TOB 294C sep 35.0 P.A. 131.00 mag 14.9 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 18400+1724 : ALADIN DSS IMAGE @ 18h 40m 02.68s +17° 24' 07.8"
 
 
 
 
WDS 18400+1724 SLE 231 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18400+1724 SLE 231AB distance=0' 18400+1724 TOB 294BC distance=1' 18389+1715 BPM 799 distance=19' 18393+1706 SLE 228 distance=22' 18407+1749 ROE 88AB distance=28' 18407+1749 ROE 88AC distance=28' 18407+1749 WLY 11AD distance=28' 18381+1729 SLE 224 distance=28' 18412+1747 BPM 801 distance=28' 18380+1705 SLE 223 distance=35' 18423+1701 GWP2794 distance=40' 18387+1800 GRV 235 distance=41' 18378+1752 BPM 794 distance=43' 18384+1643 SLE 225AB distance=48' 18384+1643 SLE 225AC distance=48' 18402+1815 TDT 986 distance=51' 18386+1632 HO 87AB distance=56' 18386+1632 HO 87AC distance=56' 18359+1659 STT 358AB distance=65' 18359+1659 RED 25AB,E distance=65' 18359+1659 SLE 214AB,D distance=65' 18359+1659 STT 358AB,C distance=65' 18359+1659 SLE 214CD distance=69' 18346+1739 BPM 791 distance=79' 18440+1820 BPM 811 distance=80' 18423+1842 TDT1012 distance=85' 18352+1812 CHR 74 distance=85' 18341+1742 J 2915AB distance=85' 18341+1742 J 2915AC distance=85' 18341+1712 SLE 202BC distance=86' 18372+1839 TDT 961 distance=86' 18342+1705 SLE 203AB distance=86' 18342+1705 SLE 203AC distance=86' 18341+1712 SLE 202AB distance=87' 18341+1712 SLE 202AC distance=87' 18346+1801 SLE 206 distance=87' 18342+1705 SLE 203BC distance=87' 18463+1659 HEI 260 distance=92' 18338+1744 HU 322AB distance=93' 18338+1744 STF2339AB,CD distance=93' 18338+1744 WAK 21CD distance=93' 18461+1655 HEI 259 distance=93' 18379+1555 SLE 221 distance=95' 18379+1554 SLE 222 distance=95' 18336+1700 SLE 197AB distance=95' 18336+1700 SLE 197AD distance=95' 18336+1700 SLE 197AC distance=95' 18336+1700 SLE 197BC distance=96' 18433+1847 COU 816 distance=96' 18466+1659 STF2385AB distance=97' 18466+1659 MAD 10AC distance=97' 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 18400+1724 SLE 231 AB 110 17.8
Show 18400+1724 TOB 294 BC 149 20.0 1
Show 18389+1715 BPM 799 29 56.5 19
Show 18393+1706 SLE 228 344 7.6 22
Show 18407+1749 ROE 88 AB 131 8.4 28
Show 18407+1749 ROE 88 AC 330 35.5 28
Show 18407+1749 WLY 11 AD 322 14.2 28
Show 18381+1729 SLE 224 20 17.3 28
Show 18412+1747 BPM 801 292 64.5 28
Show 18380+1705 SLE 223 126 15.4 35
Show 18423+1701 GWP2794 68 14.0 40
Show 18387+1800 GRV 235 331 7.8 41
Show 18378+1752 BPM 794 108 96.4 43
Show 18384+1643 SLE 225 AB 280 10.5 48
Show 18384+1643 SLE 225 AC 305 60.4 48
Show 18402+1815 TDT 986 145 0.5 51
Show 18386+1632 HO 87 AB 96 0.4 56
Show 18386+1632 HO 87 AC 121 47.3 56
Show 18359+1659 STT 358 AB 146 1.7 65
Show 18359+1659 RED 25 AB,E 349 34.6 65
Show 18359+1659 SLE 214 AB,D 224 134.6 65
Show 18359+1659 STT 358 AB,C 235 198.7 65
Show 18359+1659 SLE 214 CD 77 72.0 69
Show 18346+1739 BPM 791 203 58.8 79
Show 18440+1820 BPM 811 86 55.0 80
Show 18423+1842 TDT1012 32 0.5 85
Show 18352+1812 CHR 74 25 0.1 85
Show 18341+1742 J 2915 AB 190 6.1 85
Show 18341+1742 J 2915 AC 84 7.1 85
Show 18341+1712 SLE 202 BC 71 17.0 86
Show 18372+1839 TDT 961 332 0.8 86
Show 18342+1705 SLE 203 AB 267 56.0 86
Show 18342+1705 SLE 203 AC 279 63.2 86
Show 18341+1712 SLE 202 AB 70 51.7 87
Show 18341+1712 SLE 202 AC 70 68.7 87
Show 18346+1801 SLE 206 225 13.2 87
Show 18342+1705 SLE 203 BC 333 14.3 87
Show 18463+1659 HEI 260 301 2.2 92
Show 18338+1744 HU 322 AB 92 0.2 93
Show 18338+1744 STF2339 AB,CD 277 1.7 93
Show 18338+1744 WAK 21 CD 263 0.5 93
Show 18461+1655 HEI 259 248 1.9 93
Show 18379+1555 SLE 221 35 19.3 95
Show 18379+1554 SLE 222 117 15.2 95
Show 18336+1700 SLE 197 AB 211 28.3 95
Show 18336+1700 SLE 197 AD 306 37.2 95
Show 18336+1700 SLE 197 AC 177 34.0 95
Show 18336+1700 SLE 197 BC 120 19.2 96
Show 18433+1847 COU 816 293 0.2 96
Show 18466+1659 STF2385 AB 30 5.5 97
Show 18466+1659 MAD 10 AC 26 71.9 97

 
 
WDS 18400+1724 : COMPONENTS
 
 
  A B
B pa=109.3°
sep=17.59"
 
C pa=131.0°
sep=34.95"
pa=150.4°
sep=19.73"
 
 
18400+1724 A
 
 
Coord arcsec 2000 184002.68+172407.8 Mag 12.3 PmRA 0.00 PmDE -3.0
 
 
18400+1724 B
 
 
Coord arcsec 2000 184003.84+172402.0 Coord calc 184003.84+172402.0 Mag 12.8 PmRA 2.00
PmDE -3.0 Tycho2 1587-01731-1 Calc delta mag 0.5
Tycho2
Tycho2 1587-01731-1 Pflag RAmdeg 280.01116460 DEmdeg 17.40219237
PmRA 0.9 PmDE -4.7 E RAmdeg 88 E DEmdeg 85
E pmRA 2.1 E pmDE 2.0 EpRAm 1961.60 EpDEm 1963.54
Num 3 Q RAmdeg 0.2 Q DEmdeg 0.7 Q pmRA 0.2
Q pmDE 0.8 BTmag 12.791 E BTmag 0.236 VTmag 12.620
E VTmag 0.229 Prox 999 TYC HIP
CCDM RAdeg 280.01116250 DEdeg 17.40220278 EpRA 1990 1.66
EpDE 1990 1.75 E RAdeg 108.4 E DEdeg 103.1 Posflg
Corr 0.0
 
 
18400+1724 C
 
 
Coord arcsec 2000 184004.52+172344.9 Mag 14.9 PmRA -2.00 PmDE -8.0
Calc delta mag 2.6 Calc coord yes