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Current system
18407+1749
ROE 88 AC


Nearby doubles
8' : 18412+1747
BPM 801

26' : 18402+1815
TDT 986

28' : 18400+1724
SLE 231AB

31' : 18387+1800
GRV 235

42' : 18378+1752
BPM 794

42' : 18381+1729
SLE 224

44' : 18389+1715
BPM 799

49' : 18393+1706
SLE 228

54' : 18423+1701
GWP2794

57' : 18440+1820
BPM 811

57' : 18423+1842
TDT1012

59' : 18380+1705
SLE 223

69' : 18433+1847
COU 816

71' : 18372+1839
TDT 961

75' : 18384+1643
SLE 225AB

82' : 18461+1817
J 2924

82' : 18352+1812
CHR 74

83' : 18386+1632
HO 87AB

86' : 18359+1659
STT 358AB

88' : 18346+1739
BPM 791

89' : 18346+1801
SLE 206

90' : 18468+1812
DAM 351

93' : 18341+1742
J 2915AB

93' : 18470+1811
ENG 64AB

94' : 18463+1659
HEI 260

96' : 18473+1806
DAM 352



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.

18407+1749 ROE 88 AC

 
 
18h 40m 41.38s +17° 49' 44.4" P.A. 330.00 sep 35.5 mag 12.60,13.50
 
 
Coord 2000 18407+1749 Discov num ROE  88 Comp AC Coord arcsec 2000 18 40 41.38 +17 49 44.4
Date first 1915 Date last 2015 Obs 10
Pa first 330 Pa last 329.8 P.A. Now (θ) 329.8°
Sep first 40.1 Sep last 35.501 Sep. Now (ρ) 35.501"
Mag pri 12.60 Mag sec 13.50 delta mag (ΔM) 0.9 Spectral class
Pri motion ra -006 Sec motion ra -002
Pri motion dec +009 Sec motion dec +010
Notes
rPM=0.381
Nature of this double is uncertain.
 
 
18407+1749 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 40 41 +17 49 44 ROE 88 AB 2015 10 131 8.4 12.60 12.60 0.00
Show 18 40 41 +17 49 44 ROE 88 AC 2015 10 330 35.5 12.60 13.50 0.90 <===
Show 18 40 41 +17 49 44 WLY 11 AD 2015 8 322 14.2 12.60 13.90 1.30
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 4511972653240666368
 
 
WDS 18407+1749 ROE 88 AC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Roe1908 Ma - Roe, E.D. 1908AN....178..169R
Roe1908 AN 178, 169, 1908
Roe1909 Ma - Roe, E.D. 1909AN....181..285R
Roe1909 AN 181, 285, 1909
Roe1910a Ma - Roe, E.D. 1910AJ.....26...93R
Roe1910a AJ 26, 93, 1910
Roe1910b Ma j Roe, E.D. ...................
Roe1910b Journal Astronomique 1, no. 4, 25, 1910
Roe1910c Ma - Roe, E.D. 1910AN....183..197R
Roe1910c AN 183, 197, 1910
Roe1910d Ma j Roe, E.D. 1910PA.....18..354R
Roe1910d Popular Astronomy 18, 354, 1910
Roe1910e Ma j Roe, E.D. 1910PA.....18..554R
Roe1910e Popular Astronomy 18, 554, 1910
Roe1911a Ma - Roe, E.D. 1911AN....187...39R
Roe1911a AN 187, 39, 1911
Roe1911b Ma - Roe, E.D. 1911AN....188..373R
Roe1911b AN 188, 373, 1911
Roe1911c Ma - Roe, E.D. 1911AN....190..137R
Roe1911c AN 190, 137, 1911
Roe1911d Ma j Roe, E.D. 1911PA.....19..383R
Roe1911d Popular Astronomy 19, 383, 1911
Roe1914 Ma j Roe, E.D. 1914AN....199..169R
Roe1914 AN 199, 169, 1914
Roe1915 Ma - Roe, E.D. 1915AN....202..99R
Roe1915 AN 202, 99, 1915
Roe1917 Ma j Roe, E.D. 1917AN....204...21R
Roe1917 AN 204, 21, 1917
Roe1918 Ma - Roe, E.D. 1918AJ.....31..149R
Roe1918 AJ 31, 149, 1918
Roe1919a Ma j Roe, E.D. 1919AJ.....32....6R
Roe1919a AJ 32, 6, 1919
Roe1919b Ma j Roe, E.D. 1919AJ.....32...25R
Roe1919b AJ 32, 25, 1919
Roe1932A - Roe, E.D. 1932QB821.A43......
Roe1932A cited in ADS (Aitken Double Star Cat.), 1932
Wly2006 C u Wiley, E.O. 2006JDSO....2..145W
Wly2006 JDSO 2, 145, 2006
Wly2007 C u Wiley, E.O. 2007JDSO....3...62W
Wly2007 JDSO 3, 62, 2007
Wly2007b C u Wiley, E.O. 2007JDSO....3..108W
Wly2007b +E2 JDSO 3, 108, 2007
Wly2007b +H
Wly2007b +Pa
Wly2008 C u Wiley, E.O. 2008JDSO....4...14W
Wly2008 JDSO 4, 14, 2008
Wly2008b C u Wiley, E.O. 2008JDSO....4..119W
Wly2008b JDSO 4, 119, 2008
Wly2009a C u Wiley, E.O. 2008JDSO....5..119W
Wly2009a +E2 JDSO 5, 119, 2008
Wly2010 C w Wiley, E.O. 2010JDSO....6..217W
Wly2010 JDSO 6, 217, 2010
Wly2012 C u Wiley, E.O. 2012JDSO....8...81W
Wly2012 JDSO 8, 81, 2012
Wly2013 S u Wiley, E.O. 2013JDSO....9..142W
Wly2013 JDSO 9, 142, 2013
Wly2014 C u Wiley, E.O. 2014JDSO...10...96W
Wly2014 JDSO 10, 96, 2014
Wly2015a C - Wiley, E.O. & Rica, F.M. 2015JDSO...11....2W
Wly2015a JDSO 11, 2, 2015
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18407+1749 ROE 88 AC 2006 4 330 35.7 12.10 13.00 D 184041.38+174944.4
18407+1749 ROE 88 AC 2015 6 330 35.5 12.60 13.50 184041.38+174944.4

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

 
 
WDS 18407+1749 ROE 88 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18407+1749 ROE 88 AC : MEASURES
 
 
No records found.

 
 
WDS 18407+1749 : VIRTUAL EYEPIECE
 
 

18407+1749 ROE 88A mag 12.6 18407+1749 ROE 88B sep 8.2 P.A. 132.30 mag 12.6 18407+1749 ROE 88C sep 35.1 P.A. 331.00 mag 13.5 18407+1749 WLY 11D sep 14.0 P.A. 322.90 mag 13.9 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 18407+1749 : ALADIN DSS IMAGE @ 18h 40m 41.38s +17° 49' 44.4"
 
 
 
 
WDS 18407+1749 ROE 88 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18407+1749 ROE 88AB distance=1' 18407+1749 ROE 88AC distance=1' 18407+1749 WLY 11AD distance=1' 18412+1747 BPM 801 distance=8' 18402+1815 TDT 986 distance=26' 18400+1724 TOB 294BC distance=28' 18400+1724 SLE 231AB distance=28' 18387+1800 GRV 235 distance=31' 18378+1752 BPM 794 distance=42' 18381+1729 SLE 224 distance=42' 18389+1715 BPM 799 distance=44' 18393+1706 SLE 228 distance=49' 18423+1701 GWP2794 distance=54' 18440+1820 BPM 811 distance=57' 18423+1842 TDT1012 distance=57' 18380+1705 SLE 223 distance=59' 18433+1847 COU 816 distance=69' 18372+1839 TDT 961 distance=71' 18384+1643 SLE 225AB distance=75' 18384+1643 SLE 225AC distance=75' 18461+1817 J 2924 distance=82' 18352+1812 CHR 74 distance=82' 18386+1632 HO 87AB distance=83' 18386+1632 HO 87AC distance=83' 18359+1659 STT 358AB distance=86' 18359+1659 RED 25AB,E distance=86' 18359+1659 SLE 214AB,D distance=86' 18359+1659 STT 358AB,C distance=86' 18346+1739 BPM 791 distance=88' 18346+1801 SLE 206 distance=89' 18359+1659 SLE 214CD distance=90' 18468+1812 DAM 351 distance=90' 18470+1811 ENG 64DJ distance=91' 18470+1811 SMA 80CD distance=91' 18470+1811 ENG 64BC distance=91' 18470+1811 ABH 103BE distance=91' 18470+1811 ABH 103BF distance=91' 18470+1811 ABH 103BG distance=91' 18470+1811 ABH 103BH distance=91' 18470+1811 ABH 103BI distance=91' 18341+1742 J 2915AB distance=93' 18341+1742 J 2915AC distance=93' 18470+1811 ENG 64AB distance=93' 18470+1811 ENG 64AD distance=93' 18470+1811 ENG 64AC distance=93' 18463+1659 HEI 260 distance=94' 18473+1806 DAM 352 distance=96' 18461+1655 HEI 259 distance=96' 18370+1910 J 799 distance=97' 18466+1659 STF2385AB distance=99' 18466+1659 MAD 10AC distance=99' 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 18407+1749 ROE 88 AB 131 8.4 1
Show 18407+1749 ROE 88 AC 330 35.5 1
Show 18407+1749 WLY 11 AD 322 14.2 1
Show 18412+1747 BPM 801 292 64.5 8
Show 18402+1815 TDT 986 145 0.5 26
Show 18400+1724 TOB 294 BC 149 20.0 28
Show 18400+1724 SLE 231 AB 110 17.8 28
Show 18387+1800 GRV 235 331 7.8 31
Show 18378+1752 BPM 794 108 96.4 42
Show 18381+1729 SLE 224 20 17.3 42
Show 18389+1715 BPM 799 29 56.5 44
Show 18393+1706 SLE 228 344 7.6 49
Show 18423+1701 GWP2794 68 14.0 54
Show 18440+1820 BPM 811 86 55.0 57
Show 18423+1842 TDT1012 32 0.5 57
Show 18380+1705 SLE 223 126 15.4 59
Show 18433+1847 COU 816 293 0.2 69
Show 18372+1839 TDT 961 332 0.8 71
Show 18384+1643 SLE 225 AB 280 10.5 75
Show 18384+1643 SLE 225 AC 305 60.4 75
Show 18461+1817 J 2924 69 3.6 82
Show 18352+1812 CHR 74 25 0.1 82
Show 18386+1632 HO 87 AB 96 0.4 83
Show 18386+1632 HO 87 AC 121 47.3 83
Show 18359+1659 STT 358 AB 146 1.7 86
Show 18359+1659 RED 25 AB,E 349 34.6 86
Show 18359+1659 SLE 214 AB,D 224 134.6 86
Show 18359+1659 STT 358 AB,C 235 198.7 86
Show 18346+1739 BPM 791 203 58.8 88
Show 18346+1801 SLE 206 225 13.2 89
Show 18359+1659 SLE 214 CD 77 72.0 90
Show 18468+1812 DAM 351 193 9.2 90
Show 18470+1811 ENG 64 DJ 253 132.4 91
Show 18470+1811 SMA 80 CD 313 18.4 91
Show 18470+1811 ENG 64 BC 296 33.8 91
Show 18470+1811 ABH 103 BE 288 85.9 91
Show 18470+1811 ABH 103 BF 263 112.5 91
Show 18470+1811 ABH 103 BG 136 63.8 91
Show 18470+1811 ABH 103 BH 325 92.9 91
Show 18470+1811 ABH 103 BI 246 139.9 91
Show 18341+1742 J 2915 AB 190 6.1 93
Show 18341+1742 J 2915 AC 84 7.1 93
Show 18470+1811 ENG 64 AB 241 113.7 93
Show 18470+1811 ENG 64 AD 258 143.8 93
Show 18470+1811 ENG 64 AC 252 135.8 93
Show 18463+1659 HEI 260 301 2.2 94
Show 18473+1806 DAM 352 202 11.4 96
Show 18461+1655 HEI 259 248 1.9 96
Show 18370+1910 J 799 78 2.6 97
Show 18466+1659 STF2385 AB 30 5.5 99
Show 18466+1659 MAD 10 AC 26 71.9 99

 
 
WDS 18407+1749 : COMPONENTS
 
 
  A B C
B pa=132.3°
sep=8.15"
 
C pa=331.0°
sep=35.08"
pa=327.5°
sep=42.88"
 
D pa=322.9°
sep=13.99"
pa=319.0°
sep=22.05"
pa=156.3°
sep=21.32"
 
 
18407+1749 A
 
 
Coord arcsec 2000 184041.38+174944.4 Mag 12.6 PmRA -6.00 PmDE 9.0
 
 
18407+1749 B
 
 
Coord arcsec 2000 184041.80+174938.9 Mag 12.6 PmRA -5.00 PmDE -13.0
Calc coord yes
 
 
18407+1749 C
 
 
Coord arcsec 2000 184040.19+175015.1 Mag 13.5 PmRA -2.00 PmDE 10.0
Calc delta mag 0.9 Calc coord yes
 
 
18407+1749 D
 
 
Coord arcsec 2000 184040.79+174955.6 Mag 13.9 PmRA 36.00 PmDE 11.0
Calc delta mag 1.3 Calc coord yes