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Current system
17243-3722
RST 3091
HD 157340


Nearby doubles
15' : 17254-3727
BRT1717

19' : 17229-3713
SEE 327

23' : 17261-3718
RST3096

26' : 17228-3739
B 909

33' : 17227-3748
B 908AB

34' : 17247-3649
BRT1716

37' : 17214-3707
BRT1714

37' : 17244-3759
RST3092

39' : 17255-3647
BRT1718

44' : 17210-3701
B 906

54' : 17227-3812
I 1317

60' : 17207-3641
RSS 437

61' : 17232-3821
RST1955

66' : 17289-3647
CHR 183

68' : 17286-3638
NSN 383

78' : 17308-3726
B 912

80' : 17246-3602
B 910

87' : 17241-3849
KPP4038

88' : 17209-3604
SNA 70

88' : 17181-3810
SEE 324

89' : 17316-3725
TDT 395

89' : 17175-3645
TDT 297

93' : 17294-3831
B 342

94' : 17198-3606
WFC 288AB

95' : 17271-3554
BRT1719

95' : 17185-3827
TDT 300



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

17243-3722 RST 3091 (HD 157340)

 
 
17h 24m 16.12s -37° 21' 44.5" P.A. 1.00 sep 2.4 mag 10.56,11.10 Sp B8
 
 
Coord 2000 17243-3722 Discov num RST3091 Comp Coord arcsec 2000 17 24 16.12 -37 21 44.5
Date first 1913 Date last 2015 Obs 5
Pa first 1 Pa last 0.6 P.A. Now (θ) 0.6°
Sep first 3.4 Sep last 2.357 Sep. Now (ρ) 2.357"
Mag pri 10.56 Mag sec 11.10 delta mag (ΔM) 0.54 Spectral class B8 (blue-white)
Pri motion ra -001 Sec motion ra +001
Pri motion dec -021 Sec motion dec +050
Notes N (See Notes)
rPM=1.42
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 157340 Constellation Scorpius SAO 208770 Tycho2 7387-00152-1
Gaia DR2 5974347376152614144 HD 157340
 
 
WDS 17243-3722 RST 3091 (HD 157340) : NOTES
 
 
discov_num notes refcode
RST3091 Spectrum: B8/9III/IV.
 
 
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
17243-3722 RST3091 1945 3 5 2.7 10.56 11.10 N 172416.12-372144.5
17243-3722 RST3091 2000 4 3 2.6 10.56 11.10 N 172416.12-372144.5
17243-3722 RST3091 2015 6 1 2.4 10.56 11.10 B8 N 172416.12-372144.5

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

 
 
WDS 17243-3722 RST 3091 (HD 157340) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17243-3722 RST 3091 (HD 157340) : MEASURES
 
 
No records found.

 
 
WDS 17243-3722 (HD 157340) : VIRTUAL EYEPIECE
 
 

17243-3722 RST3091A mag 10.56 Sp B8 17243-3722 RST3091B sep 2.4 P.A. 0.50 mag 11.1 virtual eyepiece
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Radius:
Components only
 
 
WDS 17243-3722 (HD 157340) : ALADIN DSS IMAGE @ 17h 24m 16.12s -37° 21' 44.5"
 
 
 
 
WDS 17243-3722 RST 3091 (HD 157340) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17243-3722 RST3091 distance=0' 17254-3727 BRT1717 distance=15' 17229-3713 SEE 327 distance=19' 17261-3718 RST3096 distance=23' 17228-3739 B 909 distance=26' 17227-3748 B 908AB distance=33' 17227-3748 B 908AC distance=33' 17247-3649 BRT1716 distance=34' 17214-3707 BRT1714 distance=37' 17244-3759 RST3092 distance=37' 17255-3647 BRT1718 distance=39' 17210-3701 B 906 distance=44' 17227-3812 I 1317 distance=54' 17207-3641 RSS 437 distance=60' 17232-3821 RST1955 distance=61' 17289-3647 CHR 183 distance=66' 17286-3638 NSN 383 distance=68' 17308-3726 B 912 distance=78' 17246-3602 B 910 distance=80' 17241-3849 KPP4038 distance=87' 17209-3604 SNA 70 distance=88' 17181-3810 SEE 324 distance=88' 17316-3725 TDT 395 distance=89' 17175-3645 TDT 297 distance=89' 17294-3831 B 342 distance=93' 17198-3606 WFC 288AB distance=94' 17198-3606 SNA 69Aa,Ab distance=94' 17198-3606 SNA 69AC distance=94' 17198-3606 WSI 61Ba,Bb distance=94' 17271-3554 BRT1719 distance=95' 17185-3827 TDT 300 distance=95' 17263-3853 I 1319 distance=95' 17293-3839 TOK 792 distance=98' 17281-3555 BRT1720 distance=99' 17268-3548 LDS 598 distance=99' 17234-3542 BRT1715 distance=101' 17303-3839 I 1325 distance=105' 17324-3642 ARY 94 distance=106' 17191-3849 WSI 60 distance=107' 17190-3849 HDS2447AB distance=107' 17190-3849 HDS2447BC distance=108' 17204-3544 TDT 312 distance=108' 17185-3848 RST1947 distance=110' 17315-3616 BRT1723 distance=110' 17336-3706 TNG 1Aa,Ab (Shaula) distance=113' 17336-3706 SEE 334AB (Shaula) distance=113' 17336-3706 DUN 218AC (Shaula) distance=113' 17249-3530 LDS 595 distance=114' 17160-3819 RST1945 distance=114' 17318-3833 RST1965 distance=114' 17315-3838 ARY 123AB distance=114' 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 17243-3722 RST3091 1 2.4
Show 17254-3727 BRT1717 139 3.9 15
Show 17229-3713 SEE 327 235 19.4 19
Show 17261-3718 RST3096 106 0.5 23
Show 17228-3739 B 909 72 2.9 26
Show 17227-3748 B 908 AB 115 2.7 33
Show 17227-3748 B 908 AC 208 9.7 33
Show 17247-3649 BRT1716 321 3.1 34
Show 17214-3707 BRT1714 9 1.7 37
Show 17244-3759 RST3092 64 0.3 37
Show 17255-3647 BRT1718 73 2.4 39
Show 17210-3701 B 906 335 0.4 44
Show 17227-3812 I 1317 247 0.3 54
Show 17207-3641 RSS 437 161 8.2 60
Show 17232-3821 RST1955 51 0.4 61
Show 17289-3647 CHR 183 70 0.2 66
Show 17286-3638 NSN 383 16 1.6 68
Show 17308-3726 B 912 199 0.3 78
Show 17246-3602 B 910 317 0.3 80
Show 17241-3849 KPP4038 42 1.6 87
Show 17209-3604 SNA 70 260 0.1 88
Show 17181-3810 SEE 324 83 0.1 88
Show 17316-3725 TDT 395 295 1.9 89
Show 17175-3645 TDT 297 292 0.5 89
Show 17294-3831 B 342 115 0.4 93
Show 17198-3606 WFC 288 AB 291 14.6 94
Show 17198-3606 SNA 69 Aa,Ab 14 0.2 94
Show 17198-3606 SNA 69 AC 300 7.9 94
Show 17198-3606 WSI 61 Ba,Bb 17 0.0 94
Show 17271-3554 BRT1719 328 2.2 95
Show 17185-3827 TDT 300 159 0.8 95
Show 17263-3853 I 1319 55 2.3 95
Show 17293-3839 TOK 792 307 1.6 98
Show 17281-3555 BRT1720 223 2.7 99
Show 17268-3548 LDS 598 293 16.8 99
Show 17234-3542 BRT1715 296 5.9 101
Show 17303-3839 I 1325 77 3.2 105
Show 17324-3642 ARY 94 352 44.0 106
Show 17191-3849 WSI 60 334 1.4 107
Show 17190-3849 HDS2447 AB 141 9.8 107
Show 17190-3849 HDS2447 BC 74 4.1 108
Show 17204-3544 TDT 312 55 0.6 108
Show 17185-3848 RST1947 231 0.2 110
Show 17315-3616 BRT1723 229 3.3 110
Show Shaula 17336-3706 TNG 1 Aa,Ab 98 0.0 113
Show Shaula 17336-3706 SEE 334 AB 106 42.4 113
Show Shaula 17336-3706 DUN 218 AC 330 94.4 113
Show 17249-3530 LDS 595 277 25.8 114
Show 17160-3819 RST1945 345 14.5 114
Show 17318-3833 RST1965 357 0.5 114
Show 17315-3838 ARY 123 AB 168 9.1 114

 
 
WDS 17243-3722 : COMPONENTS
 
 
  A
B pa=0.5°
sep=2.36"
 
 
17243-3722 A
 
 
Componente originario normalizzato AB Name HD 157340 Coord arcsec 2000 172416.12-372144.5 Mag 10.56
Spectral class B8 (blue-white) PmRA -1.00 PmDE -21.0 SAO 208770
Tycho2 7387-00152-1 HD 157340 DM CD-3711537
Tycho2
Tycho2 7387-00152-1 Pflag RAmdeg 261.06715901 DEmdeg -37.36238921
PmRA -1.8 PmDE 3.2 E RAmdeg 23 E DEmdeg 31
E pmRA 2.3 E pmDE 2.2 EpRAm 1990.42 EpDEm 1988.90
Num 3 Q RAmdeg 0.6 Q DEmdeg 2.0 Q pmRA 0.6
Q pmDE 2.0 BTmag 10.568 E BTmag 0.040 VTmag 10.560
E VTmag 0.052 Prox 999 TYC T HIP
CCDM RAdeg 261.06716417 DEdeg -37.36239667 EpRA 1990 1.69
EpDE 1990 1.54 E RAdeg 23.3 E DEdeg 31.8 Posflg
Corr 0.0
SAO
SAO 208770 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 0.012 Vmag 9.9 SpType A5
Double code Source 41 CatNum 8692 DM CD-3711537
DMcomp BDsup HD 157340 M HD 0
GC RA1950rad 4.54163894 DE1950rad -0.65130261 PmRA2000 -0.0013
PmDE2000 0.013
CCDM
Ccdm 17243-3722 RComp Comp A Note1
Note2 Discov num DRAs -2.01 DDEs 14.8
R dRAs 41 Year Theta Rho
Obs 2 Vmag 10.5 Sp A5 PmNote *
PmRA -16 PmDE 12 Dm number -3711537 Cat1 CD
Name2 208770 Cat2 SAO HD 157340 M HD
ADS BDS M ADS BDS N IDS IDS 17175S3716A
HIC
 
 
17243-3722 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 172416.12-372142.1 Mag 11.1 PmRA 1.00
PmDE 50.0 Calc delta mag 0.54 Calc coord yes
CCDM
Ccdm 17243-3722 RComp Comp B Note1
Note2 Discov num RST3091 DRAs DDEs
R dRAs Year 1913 Theta 005 Rho 2.8
Obs 3 Vmag 11.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 17175S3716B
HIC