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Doubles in session


Current system
18309+1641
SLE 620 AC


Nearby doubles
19' : 18296+1639
BPM 780

25' : 18323+1625
HDS2630

29' : 18293+1624
BPM 778

32' : 18292+1622
HEI 258

33' : 18319+1710
BRT1302

37' : 18322+1713
SLE 189

41' : 18337+1646
SLE 198

42' : 18299+1720
COU 118AB

43' : 18287+1614
HU 320

44' : 18336+1700
SLE 197AB

46' : 18324+1720
SLE 622

47' : 18333+1713
SLE 193

52' : 18296+1553
BPM 779

53' : 18342+1705
SLE 203AB

54' : 18272+1643
SLE 617

55' : 18341+1712
SLE 202AB

55' : 18300+1734
TDT 914

57' : 18320+1735
KPP1183

58' : 18272+1703
BKO 729

58' : 18345+1615
GWP2787

58' : 18332+1730
J 98

59' : 18270+1701
SLE 616AB

60' : 18340+1600
SLE 623

61' : 18324+1737
GWP2782

61' : 18288+1733
SLE 618

62' : 18269+1701
BKO 728



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18309+1641 SLE 620 AC

 
 
18h 30m 56.35s +16° 40' 42.7" P.A. 9.00 sep 23.4 mag 10.86,12.60
 
 
Coord 2000 18309+1641 Discov num SLE 620 Comp AC Coord arcsec 2000 18 30 56.35 +16 40 42.7
Date first 1982 Date last 2015 Obs 10
Pa first 10 Pa last 8.5 P.A. Now (θ) 8.5°
Sep first 23.5 Sep last 23.421 Sep. Now (ρ) 23.421"
Mag pri 10.86 Mag sec 12.60 delta mag (ΔM) 1.74 Spectral class
Pri motion ra +007 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18309+1641 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 18 30 56 +16 40 43 SLE 620 AB 2015 10 341 19.4 10.86 12.30 1.44
Show 18 30 56 +16 40 43 SLE 620 AC 2015 10 9 23.4 10.86 12.60 1.74 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1569-00831-1 Gaia DR2 4522344204684843648
 
 
WDS 18309+1641 SLE 620 AC : 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
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18309+1641 SLE 620 AC 2002 3 9 23.5 10.86 12.60 D 183056.35+164042.7
18309+1641 SLE 620 AC 2015 6 8 23.4 10.86 12.60 183056.35+164042.7

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

 
 
WDS 18309+1641 SLE 620 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18309+1641 SLE 620 AC : MEASURES
 
 
No records found.

 
 
WDS 18309+1641 : VIRTUAL EYEPIECE
 
 

18309+1641 SLE 620A mag 10.86 18309+1641 SLE 620B sep 19.4 P.A. 341.70 mag 12.3 18309+1641 SLE 620C sep 23.4 P.A. 8.10 mag 12.6 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 18309+1641 : ALADIN DSS IMAGE @ 18h 30m 56.35s +16° 40' 42.7"
 
 
 
 
WDS 18309+1641 SLE 620 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18309+1641 SLE 620AB distance=1' 18309+1641 SLE 620AC distance=1' 18296+1639 BPM 780 distance=19' 18323+1625 HDS2630 distance=25' 18293+1624 BPM 778 distance=29' 18292+1622 HEI 258 distance=32' 18319+1710 BRT1302 distance=33' 18322+1713 SLE 189 distance=37' 18337+1646 SLE 198 distance=41' 18299+1720 COU 118AB distance=42' 18299+1720 COU 118AC distance=42' 18287+1614 HU 320 distance=43' 18336+1700 SLE 197BC distance=44' 18336+1700 SLE 197AB distance=44' 18336+1700 SLE 197AD distance=44' 18336+1700 SLE 197AC distance=44' 18324+1720 SLE 622 distance=46' 18333+1713 SLE 193 distance=47' 18296+1553 BPM 779 distance=52' 18342+1705 SLE 203BC distance=52' 18342+1705 SLE 203AB distance=53' 18342+1705 SLE 203AC distance=53' 18272+1643 SLE 617 distance=54' 18341+1712 SLE 202AB distance=55' 18341+1712 SLE 202AC distance=55' 18300+1734 TDT 914 distance=55' 18341+1712 SLE 202BC distance=56' 18320+1735 KPP1183 distance=57' 18272+1703 BKO 729 distance=58' 18345+1615 GWP2787 distance=58' 18332+1730 J 98 distance=58' 18270+1701 SLE 616AB distance=59' 18270+1701 SLE 616AC distance=59' 18340+1600 SLE 623 distance=60' 18324+1737 GWP2782 distance=61' 18288+1733 SLE 618 distance=61' 18269+1701 BKO 728 distance=62' 18269+1702 SLE 615 distance=63' 18292+1742 J 2912AB distance=66' 18292+1742 SLE 619AC distance=66' 18327+1741 TDT 934 distance=66' 18298+1747 BRT2447 distance=69' 18359+1659 SLE 214CD distance=71' 18359+1659 STT 358AB distance=74' 18359+1659 RED 25AB,E distance=74' 18359+1659 SLE 214AB,D distance=74' 18359+1659 STT 358AB,C distance=74' 18329+1529 J 2100 distance=75' 18263+1715 KPP4108 distance=75' 18338+1744 HU 322AB distance=76' 18338+1744 STF2339AB,CD distance=76' 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 18309+1641 SLE 620 AB 341 19.4 1
Show 18309+1641 SLE 620 AC 9 23.4 1
Show 18296+1639 BPM 780 70 103.7 19
Show 18323+1625 HDS2630 165 0.2 25
Show 18293+1624 BPM 778 334 105.3 29
Show 18292+1622 HEI 258 167 0.2 32
Show 18319+1710 BRT1302 56 6.0 33
Show 18322+1713 SLE 189 111 12.8 37
Show 18337+1646 SLE 198 320 12.8 41
Show 18299+1720 COU 118 AB 204 6.6 42
Show 18299+1720 COU 118 AC 294 29.1 42
Show 18287+1614 HU 320 144 2.0 43
Show 18336+1700 SLE 197 BC 120 19.2 44
Show 18336+1700 SLE 197 AB 211 28.3 44
Show 18336+1700 SLE 197 AD 306 37.2 44
Show 18336+1700 SLE 197 AC 177 34.0 44
Show 18324+1720 SLE 622 301 48.7 46
Show 18333+1713 SLE 193 291 9.6 47
Show 18296+1553 BPM 779 201 77.8 52
Show 18342+1705 SLE 203 BC 333 14.3 52
Show 18342+1705 SLE 203 AB 267 56.0 53
Show 18342+1705 SLE 203 AC 279 63.2 53
Show 18272+1643 SLE 617 195 7.0 54
Show 18341+1712 SLE 202 AB 70 51.7 55
Show 18341+1712 SLE 202 AC 70 68.7 55
Show 18300+1734 TDT 914 277 0.5 55
Show 18341+1712 SLE 202 BC 71 17.0 56
Show 18320+1735 KPP1183 64 9.2 57
Show 18272+1703 BKO 729 314 7.4 58
Show 18345+1615 GWP2787 319 127.7 58
Show 18332+1730 J 98 147 3.9 58
Show 18270+1701 SLE 616 AB 221 10.5 59
Show 18270+1701 SLE 616 AC 342 8.4 59
Show 18340+1600 SLE 623 67 8.1 60
Show 18324+1737 GWP2782 115 47.5 61
Show 18288+1733 SLE 618 94 19.2 61
Show 18269+1701 BKO 728 72 11.4 62
Show 18269+1702 SLE 615 266 16.8 63
Show 18292+1742 J 2912 AB 142 6.3 66
Show 18292+1742 SLE 619 AC 102 35.7 66
Show 18327+1741 TDT 934 128 0.8 66
Show 18298+1747 BRT2447 359 2.8 69
Show 18359+1659 SLE 214 CD 77 72.0 71
Show 18359+1659 STT 358 AB 146 1.7 74
Show 18359+1659 RED 25 AB,E 349 34.6 74
Show 18359+1659 SLE 214 AB,D 224 134.6 74
Show 18359+1659 STT 358 AB,C 235 198.7 74
Show 18329+1529 J 2100 356 6.9 75
Show 18263+1715 KPP4108 250 2.2 75
Show 18338+1744 HU 322 AB 92 0.2 76
Show 18338+1744 STF2339 AB,CD 277 1.7 76

 
 
WDS 18309+1641 : COMPONENTS
 
 
  A B
B pa=341.7°
sep=19.36"
 
C pa=8.1°
sep=23.40"
pa=63.0°
sep=10.53"
 
 
18309+1641 A
 
 
Coord arcsec 2000 183056.35+164042.7 Mag 10.86 PmRA 7.00 PmDE 6.0
Tycho2 1569-00831-1
Tycho2
Tycho2 1569-00831-1 Pflag RAmdeg 277.73484607 DEmdeg 16.67853360
PmRA 7.0 PmDE 4.9 E RAmdeg 27 E DEmdeg 30
E pmRA 1.6 E pmDE 1.5 EpRAm 1985.60 EpDEm 1984.64
Num 4 Q RAmdeg 1.4 Q DEmdeg 1.2 Q pmRA 1.4
Q pmDE 1.2 BTmag 11.267 E BTmag 0.056 VTmag 10.861
E VTmag 0.060 Prox 999 TYC T HIP
CCDM RAdeg 277.73481833 DEdeg 16.67851389 EpRA 1990 1.70
EpDE 1990 1.82 E RAdeg 33.6 E DEdeg 36.7 Posflg
Corr 0.0
 
 
18309+1641 B
 
 
Coord arcsec 2000 183055.93+164101.1 Mag 12.3 Calc delta mag 1.44 Calc coord yes
 
 
18309+1641 C
 
 
Coord arcsec 2000 183056.58+164105.9 Mag 12.6 Calc delta mag 1.74 Calc coord yes