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Doubles in session


Current system
18222-1505
MTL 3 BC


Nearby doubles
12' : 18214-1501
FOX 226

19' : 18235-1506
BRT 631

21' : 18214-1522
CBL 168

27' : 18209-1524
BRT 589

29' : 18223-1437
J 519AB

40' : 18203-1535
J 2207

41' : 18204-1535
BRT1944

43' : 18196-1447
HU 61

45' : 18202-1539
BRT 629

52' : 18221-1414
KPP2327

55' : 18255-1439
TOK 796

68' : 18196-1600
DAM 106

71' : 18261-1422
TDT 864

71' : 18196-1601
OL 13

72' : 18178-1537
J 2205AB

75' : 18218-1619
CHR 69

78' : 18273-1441
BRT 590

78' : 18269-1429
J 520

79' : 18213-1622
FGS 31

79' : 18275-1522
J 1631AB

81' : 18179-1415
BRT2748

83' : 18194-1618
BRT 628

84' : 18166-1451
BRT 587

86' : 18279-1444
J 1651

86' : 18187-1356
DCH 36

86' : 18163-1506
J 2203AB



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.

18222-1505 MTL 3 BC

 
 
18h 22m 13.44s -15° 05' 25.1" P.A. 71.00 sep 0.8 mag 8.62,9.01 Sp F0V+... dist. 386.1 pc (1259.46 l.y.)
 
 
Coord 2000 18222-1505 Discov num MTL   3 Comp BC Coord arcsec 2000 18 22 13.44 -15 05 25.1
Date first 1848 Date last 2017 Obs 34
Pa first 64 Pa last 71.1 P.A. Now (θ) 71.1°
Sep first 0.6 Sep last 0.826 Sep. Now (ρ) 0.826"
Mag pri 8.62 Mag sec 9.01 delta mag (ΔM) 0.39 Spectral class F0V+... (yellow-white)
Pri motion ra +030 Sec motion ra
Pri motion dec +023 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
18222-1505 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 168815 161390 18 22 14 -15 05 18 STF 2306 AB 2018 77 222 9.1 8.08 8.61 0.53
Show 18 22 13 -15 05 25 MTL 3 BC 2017 34 71 0.8 8.62 9.01 0.39 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Scutum HIP 90032 Tycho2 6265-02693-1 Gaia DR2 4098217219299774208
HD 168815 BD BD-15 4946 Distance 386.1 Distance ly 1259.46
 
 
WDS 18222-1505 MTL 3 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mtl1876 Ma - Mitchel, O.M. 1876PCinO...2....1M
Mtl1876 Pub. Cincinnati Obs. #2, 1876
STFA (F. Struve DD - Appendix list #1) ...................
STFB (F. Struve DD - Appendix list #2) ...................
StF1833A Ma - Struve, F.G.W. 1833MmRAS...5...13H
StF1833A +Mc cited by Herschel (MemRAS 5, 13, 1833)
StF1833B Ma - Struve, F.G.W. 1833AN.....10..389B
StF1833B cited by Bessel (AN 10, 389, 1833)
StF1837 Ma - Struve, F.G.W. 1837AN.....14...249
StF1837 Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837 (Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A Ma - Struve, F.G.W. 1844QB43.S66.......
StF1844A cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A Ma - Struve, F.G.W. .
StF1852A cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A Ma - Struve, F.G.W. 1865AN.....64...81E
StF1865A cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A Ma - Struve, F.G.W. 1875AN.....85..323D
StF1875A cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878 Ma - Struve, F.G.W. .
StF1878 Pulkova Observations 9, 1878
StF1878B Ma - Struve, F.G.W. 1878Obs.....2..239G
StF1878B cited by Gledhill (Obs 2, 239, 1878)
StF1880A Ma - Struve, F.G.W. 1880Obs.....3..535G
StF1880A cited by Gledhill (Obs 3, 535, 1880)
StF1906A Ma - Struve, F.G.W. 1906QB821.B972.....
StF1906A cited in BDS (Burnham Double Star Cat.), 1906
StF1906B Ma - Struve, F.G.W. 1906MmRAS..56....1L
StF1906B cited by Lewis (MemRAS 56, 1, 1906)
StF1922A Ma - Struve, F.G.W. 1922AN....216...49R
StF1922A cited by Rabe (AN 216, 49, 1922)
StF1932A Ma - Struve, F.G.W. 1932QB821.A43......
StF1932A cited in ADS (Aitken Double Star Cat.), 1932
StF2002 - - Weis, J.
StF2002 F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002 USNO Library : QB 821 .S8 W49 2002
StF2022 - - email note from Jan Weis: 6 July 2022
StF9999 Ma - Struve, F.G.W. ...................
StF9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18222-1505 MTL 3 BC 2005 33 69 0.9 8.62 9.01 182213.89-150517.8
18222-1505 MTL 3 BC 2017 33 72 0.8 8.62 9.01 F0V+... 182213.44-150525.1

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

 
 
WDS 18222-1505 MTL 3 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18222-1505 MTL 3 BC : MEASURES
 
 
No records found.

 
 
WDS 18222-1505 : VIRTUAL EYEPIECE
 
 

18222-1505 STF2306A mag 8.08 Sp G9IV 18222-1505 MTL 3B sep 9.8 P.A. 221.80 mag 8.62 Sp F0V 18222-1505 MTL 3C sep 9.1 P.A. 219.30 mag 9.01 Sp ... 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 18222-1505 : ALADIN DSS IMAGE @ 18h 22m 13.44s -15° 05' 25.1"
 
 
 
 
WDS 18222-1505 MTL 3 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18222-1505 MTL 3BC distance=0' 18222-1505 STF2306AB distance=1' 18214-1501 FOX 226 distance=12' 18235-1506 BRT 631 distance=19' 18214-1522 CBL 168 distance=21' 18209-1524 BRT 589 distance=27' 18223-1437 J 519AB distance=29' 18223-1437 J 519AC distance=29' 18203-1535 J 2207 distance=40' 18204-1535 BRT1944 distance=41' 18196-1447 HU 61 distance=43' 18202-1539 BRT 629 distance=45' 18221-1414 KPP2327 distance=52' 18255-1439 TOK 796 distance=55' 18196-1600 DAM 106 distance=68' 18261-1422 TDT 864 distance=71' 18196-1601 OL 13 distance=71' 18178-1537 J 2205AB distance=72' 18178-1537 J 2205AC distance=72' 18218-1619 CHR 69 distance=75' 18273-1441 BRT 590 distance=78' 18269-1429 J 520 distance=78' 18213-1622 FGS 31 distance=79' 18275-1522 J 1631AB distance=79' 18275-1522 J 1631AC distance=79' 18275-1522 J 1631AF distance=79' 18275-1522 FOX 229DE distance=80' 18275-1522 FOX 229C,DE distance=80' 18179-1415 BRT2748 distance=81' 18194-1618 BRT 628 distance=83' 18166-1451 BRT 587 distance=84' 18279-1444 J 1651 distance=86' 18163-1506 J 2203BC distance=86' 18187-1356 DCH 36 distance=86' 18163-1506 J 2203AB distance=86' 18170-1548 J 2513 distance=87' 18173-1425 BRT 588 distance=88' 18204-1630 TOB 287 distance=89' 18211-1339 RST9006 distance=89' 18283-1446 BRT 591 distance=90' 18234-1635 WRH 11 distance=91' 18190-1349 DBR 292 distance=91' 18210-1633 BRT 630 distance=91' 18189-1349 DCH 43 distance=91' 18266-1612 J 461 distance=91' 18189-1348 HDS2590AB distance=91' 18189-1348 SNA 91Aa,Ab distance=91' 18159-1505 J 2202 distance=91' 18188-1349 DCH 40 distance=92' 18201-1631 TDT 802 distance=92' 18187-1349 DCH 33AB distance=92' 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 18222-1505 MTL 3 BC 71 0.8
Show 18222-1505 STF2306 AB 222 9.1 1
Show 18214-1501 FOX 226 150 20.2 12
Show 18235-1506 BRT 631 308 3.9 19
Show 18214-1522 CBL 168 26 18.9 21
Show 18209-1524 BRT 589 119 6.2 27
Show 18223-1437 J 519 AB 198 7.5 29
Show 18223-1437 J 519 AC 226 13.9 29
Show 18203-1535 J 2207 106 5.7 40
Show 18204-1535 BRT1944 127 4.6 41
Show 18196-1447 HU 61 116 2.5 43
Show 18202-1539 BRT 629 213 3.2 45
Show 18221-1414 KPP2327 41 19.8 52
Show 18255-1439 TOK 796 322 0.2 55
Show 18196-1600 DAM 106 340 5.8 68
Show 18261-1422 TDT 864 279 0.7 71
Show 18196-1601 OL 13 176 4.6 71
Show 18178-1537 J 2205 AB 100 4.6 72
Show 18178-1537 J 2205 AC 47 13.9 72
Show 18218-1619 CHR 69 209 0.1 75
Show 18273-1441 BRT 590 249 2.7 78
Show 18269-1429 J 520 294 5.7 78
Show 18213-1622 FGS 31 202 1.1 79
Show 18275-1522 J 1631 AB 264 27.5 79
Show 18275-1522 J 1631 AC 157 118.0 79
Show 18275-1522 J 1631 AF 309 126.4 79
Show 18275-1522 FOX 229 DE 328 2.7 80
Show 18275-1522 FOX 229 C,DE 243 6.7 80
Show 18179-1415 BRT2748 82 2.8 81
Show 18194-1618 BRT 628 319 4.4 83
Show 18166-1451 BRT 587 338 3.0 84
Show 18279-1444 J 1651 76 3.2 86
Show 18163-1506 J 2203 BC 339 5.5 86
Show 18187-1356 DCH 36 235 1.4 86
Show 18163-1506 J 2203 AB 90 14.7 86
Show 18170-1548 J 2513 274 4.0 87
Show 18173-1425 BRT 588 117 3.9 88
Show 18204-1630 TOB 287 196 14.5 89
Show 18211-1339 RST9006 246 1.4 89
Show 18283-1446 BRT 591 18 3.8 90
Show 18234-1635 WRH 11 92 2.5 91
Show 18190-1349 DBR 292 61 2.0 91
Show 18210-1633 BRT 630 354 5.5 91
Show 18189-1349 DCH 43 268 1.5 91
Show 18266-1612 J 461 350 2.8 91
Show 18189-1348 HDS2590 AB 353 2.1 91
Show 18189-1348 SNA 91 Aa,Ab 212 0.0 91
Show 18159-1505 J 2202 185 8.0 91
Show 18188-1349 DCH 40 297 1.4 92
Show 18201-1631 TDT 802 349 1.8 92
Show 18187-1349 DCH 33 AB 95 0.4 92

 
 
WDS 18222-1505 : COMPONENTS
 
 
  A B
B pa=221.8°
sep=9.79"
 
C pa=219.3°
sep=9.09"
pa=70.5°
sep=0.80"
 
 
18222-1505 A
 
 
Name HD 168815 Coord arcsec 2000 182213.89-150517.8 Mag 8.08 Spectral class G9IV (yellow)
PmRA 2.00 PmDE 5.0 SAO 161390 HIP 90032
Tycho2 6265-00656-1 HD 168815 GC 25062 ADS 11282
BD BD-15 4946
Tycho2
Tycho2 6265-00656-1 Pflag RAmdeg 275.55790427 DEmdeg -15.08822188
PmRA 23.0 PmDE 28.4 E RAmdeg 12 E DEmdeg 13
E pmRA 1.5 E pmDE 1.5 EpRAm 1989.80 EpDEm 1988.85
Num 8 Q RAmdeg 7.2 Q DEmdeg 8.7 Q pmRA 7.7
Q pmDE 8.3 BTmag 10.395 E BTmag 0.060 VTmag 8.085
E VTmag 0.018 Prox 92 TYC T HIP 90032
CCDM A RAdeg 275.55785639 DEdeg -15.08827750 EpRA 1990 1.68
EpDE 1990 1.57 E RAdeg 11.5 E DEdeg 14.3 Posflg
Corr 0.4
SAO
SAO 161390 DelFlag RA1950 PmRA1950 -0.0012
DE1950 PmDE1950 -0.016 Vmag 7.4 SpType F5
Double code Source 70 CatNum 25062 DM BD-15 4946
DMcomp A BDsup HD 168815 M HD 0
GC 25062 RA1950rad 4.79689997 DE1950rad -0.26378497 PmRA2000 -0.001
PmDE2000 -0.014
Hipparcos
Catalog H HIP 90032 Proxy H RAhms 18 22 13.89
DEdms -15 05 17.8 Vmag 7.11 VarFlag R Vmag H
RAdeg 275.558 DEdeg -15.0883 AstroRef A Plx 6.64
CCDM 18222-1505 N CCDM I Nsys 1 Ncomp 3
MultFlag C Source Qual B M HIP
Theta Rho HD 168815 BD BD-15 4946
CD CP Dm number -15 4946 VIred 0.97
SpType F0V + (K) R SpType Coord arcsec 2000 182213.89-150517.8
Hipparcos 2
HIP 90032 Sn 15 So 3 Nc 3
RArad 4.8093920215 DErad -0.263340229 Plx -2.59 PmRA 2.31
PmDE 5.02 E RArad 2.94 E DErad 2.29 E Plx 2.86
E pmRA 3.37 E pmDE 2.47 Hpmag 7.2714 E Hpmag 0.0019
SHp 0.018 VA 0 BV 0 E BV 0
VI 0
CCDM
Ccdm 18222-1505 RComp Comp A Note1
Note2 Discov num DRAs 1.80 DDEs -19.4
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.9 Sp F5 PmNote *
PmRA -16 PmDE -16 Dm number -15 4946 Cat1 BD
Name2 161390 Cat2 SAO HD 168815 M HD
ADS BDS A11282 M ADS BDS N IDS IDS 18165S1508A
HIC 90032
 
 
18222-1505 B
 
 
Coord arcsec 2000 182213.44-150525.1 Coord calc 182213.44-150525.1 Mag 8.62 Spectral class F0V (yellow-white)
PmRA 30.00 PmDE 23.0 Tycho2 6265-02693-1 Calc delta mag 0.54
Tycho2
Tycho2 6265-02693-1 Pflag P RAmdeg 275.55603336 DEmdeg -15.09029167
PmRA 7.4 PmDE 13.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.36 EpDEm 1990.96
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 9.120 E BTmag 0.022 VTmag 8.623
E VTmag 0.022 Prox 10 TYC T HIP 90032
CCDM B RAdeg 275.55592722 DEdeg -15.09035694 EpRA 1990 1.73
EpDE 1990 1.64 E RAdeg 10.7 E DEdeg 13.5 Posflg D
Corr 0.0
CCDM
Ccdm 18222-1505 RComp Comp B Note1
Note2 Discov num STF2306 DRAs 1.33 DDEs -23.8
R dRAs 10 Year 1959 Theta 221 Rho 10.2
Obs 18 Vmag 8.6 Sp PmNote *
PmRA -7 PmDE 32 Dm number Cat1
Name2 161389 Cat2 SAO HD M HD
ADS BDS A11282 M ADS BDS N IDS IDS 18165S1508B
HIC 90032
 
 
18222-1505 C
 
 
Coord arcsec 2000 182213.49-150524.8 Mag 9.01 Spectral class ... Tycho2 6265-02693-2
Calc delta mag 0.93 Calc coord yes
Tycho2
Tycho2 6265-02693-2 Pflag P RAmdeg 275.55603336 DEmdeg -15.09029167
PmRA 7.4 PmDE 13.7 E RAmdeg 11 E DEmdeg 14
E pmRA 2.0 E pmDE 1.9 EpRAm 1991.36 EpDEm 1990.96
Num 4 Q RAmdeg 0.9 Q DEmdeg 0.7 Q pmRA 0.9
Q pmDE 0.7 BTmag 9.534 E BTmag 0.027 VTmag 9.013
E VTmag 0.026 Prox 10 TYC T HIP 90032
CCDM C RAdeg 275.55618500 DEdeg -15.09025972 EpRA 1990 1.73
EpDE 1990 1.64 E RAdeg 14.3 E DEdeg 17.9 Posflg D
Corr 0.0
CCDM
Ccdm 18222-1505 RComp B Comp C Note1
Note2 Discov num D 18 DRAs DDEs
R dRAs Year 1950 Theta 070 Rho 1.2
Obs 21 Vmag 9.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A11282 M ADS BDS N IDS IDS 18165S1508C
HIC 90032