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Current system
17038-3809
PBL 1 AB
V923 Sco


Nearby doubles
4' : 17041-3808
B 888

12' : 17048-3806
B 891AB

13' : 17046-3800
B 890

14' : 17046-3758
TDT 200

17' : 17048-3757
B 892

20' : 17048-3753
HJ 4915

24' : 17032-3831
HDS2413

25' : 17041-3833
RST1930

32' : 17012-3812
SNA 62AB

32' : 17016-3808
JSP 705

32' : 17055-3743
JSP 706

40' : 17062-3838
SEE 318

56' : 17084-3754
RST3070

59' : 16599-3734
I 582

61' : 17077-3849
I 1311

61' : 17080-3733
JSP 707

62' : 16586-3802
JSP 701

63' : 17063-3714
HDO 266AB

65' : 17091-3753
B 896

66' : 16597-3726
JNN 233AB

68' : 16589-3737
SEE 315

70' : 17051-3702
WFC 185

70' : 17064-3706
TOK 310

72' : 16579-3800
JSP 700

73' : 16578-3754
B 883

75' : 17096-3738
TDT 238



Selections
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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.

17038-3809 PBL 1 AB (V923 Sco)

 
 
17h 03m 50.94s -38° 09' 09.3" P.A. 117.00 sep 0.0 mag 5.60,5.70 Sp F3V dist. 64.68 pc (210.99 l.y.)
 
 
Coord 2000 17038-3809 Discov num PBL   1 Comp AB Coord arcsec 2000 17 03 50.94 -38 09 09.3
Date first 2013 Date last 2017 Obs 9
Pa first 294 Pa last 117.2 P.A. Now (θ) 117.2°
Sep first 0.0 Sep last 0.003 Sep. Now (ρ) 0.003"
Mag pri 5.60 Mag sec 5.70 delta mag (ΔM) 0.1 Spectral class F3V (yellow-white)
Pri motion ra +091 Sec motion ra
Pri motion dec -035 Sec motion dec
Notes N W K (See Notes, , K-band or other infrared magnitudes)
Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Var name V923 Sco Constellation Scorpius SAO 208355 HIP 83491
Tycho2 7869-00920-1 HD 153890 HR 6327 GC 22991
CD CD-3711201 Distance 64.68 Distance ly 210.99
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier17038-3809 PBL 1
coord_arcsec_2000170350.94-380909.3
Period (P)34.838646d± 0.000006 Periastron (T)54272d (2007.468y)± 0.07 Semi-major axis (a)4.59m± 0.05
Eccentricity (e)0.439± 0.014 Inclination (i)87.7°± 0.26 Longitude of periastron (ω)293.5°± 1.3
Node (Ω)114.43°± 0.29 Notes ReferencePbl2018
Equinox2000 Last observation2017 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 293.0 0.005
2001-01-01 117.5 0.003
2002-01-01 292.7 0.005
2003-01-01 116.5 0.003
2004-01-01 292.3 0.005
2005-01-01 115.7 0.003
2006-01-01 291.8 0.004
2007-01-01 114.9 0.003
2008-01-01 291.2 0.004
2009-01-01 114.0 0.003
2010-01-01 290.5 0.003
2011-01-01 112.7 0.002
2012-01-01 289.6 0.003
2013-01-01 108.1 0.001
2014-01-01 288.3 0.002
2015-01-01 305.2 0.001
2016-01-01 286.1 0.002
2017-01-01 297.3 0.002
2018-01-01 281.8 0.001
2019-01-01 295.8 0.003
2020-01-01 268.7 0.001
2021-01-01 295.1 0.004
2022-01-01 184.0
2023-01-01 294.5 0.004
2024-01-01 132.9 0.001
2025-01-01 294.1 0.005
2026-01-01 124.1 0.001
2027-01-01 293.7 0.005
2028-01-01 120.6 0.002
2029-01-01 293.4 0.005
2030-01-01 118.7 0.002


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds17038-3809b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 17038-3809 PBL 1 AB (V923 Sco) : NOTES
 
 
discov_num notes refcode
PBL 1 V923 Sco.
Orbital parallax = 16.018 +/- 0.009 mas, a = 63.941 +/- 0.041 \rsun.
Ra = 2.0246 +/- 0.0026 \rsun, Ma = 1.4714 +/- 0.0014 \msun,
La = 7.67 +/- 0.18 \lsun;
Rb = 1.8496 +/- 0.0019 \rsun, Mb = 1.4186 +/- 0.0013 \msun,
La = 5.72 +/- 0.14 \lsun. Pbl2018
 
 
REFERENCES
 
 
refcode metd author reference
Pbl2018 Kv+ j Pribulla, T., Merand, A., Kervella, P., Cameron, C., Deen, C., Garcia, P.J.V., 2018A&A...615A..49P
Pbl2018 +orb Horrobin, M., Matthews, J.M., Moffat, A.F.J., Pfuhl, O., Rucinski, S.M.,
Pbl2018 Straub, O. & Weiss, W.W.
Pbl2018 A&A 615A, 49, 2018
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17038-3809 PBL 1 AB 2017 9 117 0.0 5.60 5.70 F3V N WK 170350.94-380909.3

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

 
 
WDS 17038-3809 PBL 1 AB (V923 Sco) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 17038-3809 PBL 1 AB (V923 Sco) : MEASURES
 
 
No records found.

 
 
WDS 17038-3809 (V923 Sco) : VIRTUAL EYEPIECE
 
 

17038-3809 PBL 1A mag 5.6 Sp F3V 17038-3809 PBL 1B mag 5.7 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 17038-3809 (V923 Sco) : ALADIN DSS IMAGE @ 17h 03m 50.94s -38° 09' 09.3"
 
 
 
 
WDS 17038-3809 PBL 1 AB (V923 Sco) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

17038-3809 PBL 1AB distance=0' 17041-3808 B 888 distance=4' 17048-3806 B 891AB distance=12' 17048-3806 B 891AC distance=12' 17046-3800 B 890 distance=13' 17046-3758 TDT 200 distance=14' 17048-3757 B 892 distance=17' 17048-3753 HJ 4915 distance=20' 17032-3831 HDS2413 distance=24' 17041-3833 RST1930 distance=25' 17012-3812 SNA 62AB distance=32' 17012-3812 SNA 62AC distance=32' 17016-3808 JSP 705 distance=32' 17055-3743 JSP 706 distance=32' 17062-3838 SEE 318 distance=40' 17084-3754 RST3070 distance=56' 16599-3734 I 582 distance=59' 17077-3849 I 1311 distance=61' 17080-3733 JSP 707 distance=61' 16586-3802 JSP 701 distance=62' 17063-3714 HDO 266AB distance=63' 17063-3714 HDO 266AC distance=63' 17063-3714 KOU 73AD distance=63' 17063-3714 HDO 266AE distance=63' 17091-3753 B 896 distance=65' 16597-3726 JNN 233AB distance=66' 16597-3726 JNN 233AC distance=66' 16597-3726 JNN 233AD distance=66' 16597-3726 JNN 233AE distance=66' 16589-3737 SEE 315 distance=68' 17051-3702 WFC 185 distance=70' 17064-3706 TOK 310 distance=70' 16579-3800 JSP 700 distance=72' 16578-3754 B 883 distance=73' 17096-3738 TDT 238 distance=75' 17029-3652 DAW 20 distance=79' 17019-3928 RST1926 distance=82' 16570-3826 SEE 313 distance=83' 16598-3917 TDT 169 distance=83' 17095-3901 VVV 37 distance=85' 17094-3716 HDS2423 distance=85' 17114-3825 HDS2427 distance=91' 17025-3944 TDS 848 distance=96' 17020-3943 HJ 4908 distance=97' 17019-3945 WG 198 distance=98' 17044-3631 B 889 distance=99' 17058-3633 TDS 853 distance=99' 16568-3906 HDS2396AB distance=100' 16568-3906 DAM 350AC distance=100' 16575-3659 VOU 69 distance=102' 16589-3934 I 580 distance=103' 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 17038-3809 PBL 1 AB 117 0.0
Show 17041-3808 B 888 320 0.6 4
Show 17048-3806 B 891 AB 243 5.6 12
Show 17048-3806 B 891 AC 80 6.4 12
Show 17046-3800 B 890 356 6.0 13
Show 17046-3758 TDT 200 243 0.5 14
Show 17048-3757 B 892 311 0.3 17
Show 17048-3753 HJ 4915 336 11.2 20
Show 17032-3831 HDS2413 332 9.8 24
Show 17041-3833 RST1930 84 5.7 25
Show 17012-3812 SNA 62 AB 147 2.0 32
Show 17012-3812 SNA 62 AC 103 3.4 32
Show 17016-3808 JSP 705 292 0.4 32
Show 17055-3743 JSP 706 337 2.0 32
Show 17062-3838 SEE 318 356 1.1 40
Show 17084-3754 RST3070 172 0.4 56
Show 16599-3734 I 582 51 1.3 59
Show 17077-3849 I 1311 86 3.8 61
Show 17080-3733 JSP 707 317 0.8 61
Show 16586-3802 JSP 701 139 4.9 62
Show 17063-3714 HDO 266 AB 79 5.8 63
Show 17063-3714 HDO 266 AC 186 40.5 63
Show 17063-3714 KOU 73 AD 135 12.7 63
Show 17063-3714 HDO 266 AE 32 53.8 63
Show 17091-3753 B 896 87 4.7 65
Show 16597-3726 JNN 233 AB 87 3.0 66
Show 16597-3726 JNN 233 AC 277 2.9 66
Show 16597-3726 JNN 233 AD 324 4.6 66
Show 16597-3726 JNN 233 AE 278 4.5 66
Show 16589-3737 SEE 315 319 0.1 68
Show 17051-3702 WFC 185 317 9.7 70
Show 17064-3706 TOK 310 213 97.2 70
Show 16579-3800 JSP 700 130 9.1 72
Show 16578-3754 B 883 302 2.3 73
Show 17096-3738 TDT 238 144 1.4 75
Show 17029-3652 DAW 20 240 1.3 79
Show 17019-3928 RST1926 358 0.2 82
Show 16570-3826 SEE 313 231 2.5 83
Show 16598-3917 TDT 169 116 2.1 83
Show 17095-3901 VVV 37 37 2.1 85
Show 17094-3716 HDS2423 151 0.2 85
Show 17114-3825 HDS2427 294 18.0 91
Show 17025-3944 TDS 848 199 1.7 96
Show 17020-3943 HJ 4908 177 5.0 97
Show 17019-3945 WG 198 126 3.3 98
Show 17044-3631 B 889 252 0.5 99
Show 17058-3633 TDS 853 136 1.8 99
Show 16568-3906 HDS2396 AB 296 3.2 100
Show 16568-3906 DAM 350 AC 204 169.3 100
Show 16575-3659 VOU 69 209 2.0 102
Show 16589-3934 I 580 17 3.7 103

 
 
WDS 17038-3809 : COMPONENTS
 
 
  A
B pa=123.2°
sep=0.00"
 
 
17038-3809 A
 
 
Name V923 Sco Coord arcsec 2000 170350.94-380909.3 Mag 5.6 Spectral class F3V (yellow-white)
PmRA 91.00 PmDE -35.0 SAO 208355 HIP 83491
HD 153890 HR 6327 GC 22991 CD CD-3711201
SAO
SAO 208355 DelFlag RA1950 PmRA1950 0.006
DE1950 PmDE1950 -0.025 Vmag 6 SpType F0
Double code Source 70 CatNum 22991 DM CD-3711201
DMcomp BDsup HD 153890 M HD 0
GC 22991 RA1950rad 4.45247626 DE1950rad -0.66466284 PmRA2000 0.006
PmDE2000 -0.023
Hipparcos
Catalog H HIP 83491 Proxy RAhms 17 03 50.87
DEdms -38 09 09.0 Vmag 5.91 VarFlag 1 R Vmag H
RAdeg 255.962 DEdeg -38.1525 AstroRef Plx 15.61
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 153890 BD
CD CD-3711201 CP Dm number -3711201 VIred 0.46
SpType F3V R SpType Coord arcsec 2000 170350.87-380909.0
Hipparcos 2
HIP 83491 Sn 5 So 0 Nc 1
RArad 4.4673792309 DErad -0.6658865246 Plx 15.46 PmRA 91.15
PmDE -34.91 E RArad 0.35 E DErad 0.21 E Plx 0.4
E pmRA 0.44 E pmDE 0.24 Hpmag 6.0017 E Hpmag 0.0006
SHp 0.007 VA 1 BV 0.409 E BV 0.005
VI 0.48
 
 
17038-3809 B
 
 
Coord arcsec 2000 170350.94-380909.3 Mag 5.7 Tycho2 7869-00920-1 Calc delta mag 0.1
Calc coord yes
Tycho2
Tycho2 7869-00920-1 Pflag RAmdeg 255.96225347 DEmdeg -38.15257720
PmRA 90.4 PmDE -36.8 E RAmdeg 3 E DEmdeg 4
E pmRA 1.5 E pmDE 1.2 EpRAm 1991.71 EpDEm 1990.85
Num 15 Q RAmdeg 0.3 Q DEmdeg 0.8 Q pmRA 0.5
Q pmDE 0.7 BTmag 6.364 E BTmag 0.014 VTmag 5.949
E VTmag 0.009 Prox 500 TYC T HIP 83491
CCDM RAdeg 255.96199167 DEdeg -38.15248667 EpRA 1990 1.80
EpDE 1990 1.16 E RAdeg 3.4 E DEdeg 3.9 Posflg
Corr 0.3