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Current system
16520-3602
RSS 420 AB


Nearby doubles
4' : 16523-3602
RST3049

27' : 16499-3603
BRT1703

32' : 16522-3530
TDT 122

35' : 16520-3528
SEE 290

37' : 16548-3616
B 880

39' : 16534-3528
SKF2059

41' : 16551-3550
B 881

42' : 16534-3640
HDS2389

49' : 16559-3556
B 882

59' : 16547-3513
RSS 425

67' : 16466-3548
SKF2058

69' : 16482-3653
DUN 209AB

73' : 16562-3511
TVB 291

74' : 16570-3644
VOU 68

76' : 16458-3552
HDS2379

77' : 16529-3718
BRT1705

78' : 16456-3551
B 877

82' : 16550-3715
VOU 67

84' : 16486-3715
TOK 861

87' : 16562-3711
R 286

90' : 16575-3659
VOU 69

90' : 16510-3731
HJ 4889

91' : 16474-3451
KPP3014

92' : 16537-3731
B 879

94' : 16579-3504
BRT1707

104' : 16558-3430
I 579AB



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

16520-3602 RSS 420 AB

 
 
16h 51m 57.92s -36° 01' 38.0" P.A. 139.00 sep 6.6 mag 11.92,15.30 dist. 36.27 pc (118.31 l.y.)
 
 
Coord 2000 16520-3602 Discov num RSS 420 Comp AB Coord arcsec 2000 16 51 57.92 -36 01 38.0
Date first 1975 Date last 1999 Obs 6
Pa first 153 Pa last 139.2 P.A. Now (θ) 139.2°
Sep first 11.4 Sep last 6.56 Sep. Now (ρ) 6.56"
Mag pri 11.92 Mag sec 15.30 delta mag (ΔM) 3.38 Spectral class
Pri motion ra +024 Sec motion ra +003
Pri motion dec -254 Sec motion dec -013
Notes
rPM=0.948
This double is not physical.
 
 
16520-3602 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 16 51 58 -36 01 38 RSS 420 Aa,Ab 2021 2 117 0.1 12.30 13.20 0.90
Show 16 51 58 -36 01 38 RSS 420 AB 1999 6 139 6.6 11.92 15.30 3.38 <===
Show 16 51 58 -36 01 38 RSS 420 AC 2021 2 339 0.4 12.30 13.70 1.40
Quadruple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr M2 Constellation Scorpius HIP 82521 Distance 36.27
Distance ly 118.31
 
 
WDS 16520-3602 RSS 420 AB : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rss1996 Pa - Rousseau, J.M., Perie, J.P., & Gachard, M.T. 1996A&AS..116..301R
Rss1996 A&AS 116, 301, 1996
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16520-3602 RSS 420 AB 1999 6 139 6.6 11.92 15.30 165157.92-360138.0

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

 
 
WDS 16520-3602 RSS 420 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16520-3602 RSS 420 AB : MEASURES
 
 
No records found.

 
 
WDS 16520-3602 : VIRTUAL EYEPIECE
 
 

16520-3602 RSS 420A mag 11.92 Sp M2 16520-3602 RSS 420Ab sep 0.1 P.A. 122.40 mag 13.2 16520-3602 RSS 420B sep 6.1 P.A. 145.10 mag 15.3 16520-3602 RSS 420C sep 0.4 P.A. 342.50 mag 13.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16520-3602 : ALADIN DSS IMAGE @ 16h 51m 57.92s -36° 01' 38.0"
 
 
 
 
WDS 16520-3602 RSS 420 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16520-3602 RSS 420AB distance=0' 16523-3602 RST3049 distance=4' 16499-3603 BRT1703 distance=27' 16522-3530 TDT 122 distance=32' 16520-3528 SEE 290 distance=35' 16548-3616 B 880 distance=37' 16534-3528 SKF2059 distance=39' 16551-3550 B 881 distance=41' 16534-3640 HDS2389 distance=42' 16559-3556 B 882 distance=49' 16547-3513 RSS 425 distance=59' 16466-3548 SKF2058 distance=67' 16482-3653 DUN 209AB distance=69' 16482-3653 ARY 101AC distance=69' 16562-3511 TVB 291 distance=73' 16570-3644 VOU 68 distance=74' 16458-3552 HDS2379 distance=76' 16529-3718 BRT1705 distance=77' 16456-3551 B 877 distance=78' 16550-3715 VOU 67 distance=82' 16486-3715 TOK 861 distance=84' 16562-3711 R 286 distance=87' 16575-3659 VOU 69 distance=90' 16510-3731 HJ 4889 distance=90' 16474-3451 KPP3014 distance=91' 16537-3731 B 879 distance=92' 16579-3504 BRT1707 distance=94' 16558-3430 I 579AB distance=104' 16558-3430 B 9030AC distance=104' 17006-3607 B 887 distance=106' 17006-3545 B 886 distance=107' 16506-3416 RST3046 distance=108' 16526-3750 DBR 271 distance=109' 16519-3750 DBR 258 distance=109' 16521-3751 DBR 265 distance=110' 16432-3540 I 569 distance=110' 16519-3751 DBR 259 distance=110' 16520-3751 DBR 263 distance=110' 16520-3752 DBR 262AB distance=110' 16520-3752 DBR 262AC distance=110' 16521-3752 DBR 264 distance=110' 16522-3752 DBR 266 distance=110' 16501-3413 KPP 381 distance=111' 16520-3754 DBR 261 distance=113' 16524-3754 DBR 269 distance=113' 16519-3757 DBR 260 distance=116' 16523-3756 DBR 267 distance=116' 16523-3757 DBR 268 distance=116' 16525-3758 DBR 270AB distance=117' 16525-3758 DBR 270AC distance=117' 16570-3423 BRT1706 distance=118' 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 16520-3602 RSS 420 AB 139 6.6
Show 16520-3602 RSS 420 Aa,Ab 117 0.1
Show 16520-3602 RSS 420 AC 339 0.4
Show 16523-3602 RST3049 250 1.8 4
Show 16499-3603 BRT1703 53 5.2 27
Show 16522-3530 TDT 122 133 2.0 32
Show 16520-3528 SEE 290 72 9.7 35
Show 16548-3616 B 880 177 1.4 37
Show 16534-3528 SKF2059 207 39.0 39
Show 16551-3550 B 881 184 0.5 41
Show 16534-3640 HDS2389 11 4.3 42
Show 16559-3556 B 882 278 0.4 49
Show 16547-3513 RSS 425 347 10.4 59
Show 16466-3548 SKF2058 225 141.3 67
Show 16482-3653 DUN 209 AB 138 24.0 69
Show 16482-3653 ARY 101 AC 74 75.1 69
Show 16562-3511 TVB 291 60 15.7 73
Show 16570-3644 VOU 68 332 2.5 74
Show 16458-3552 HDS2379 160 0.2 76
Show 16529-3718 BRT1705 138 4.8 77
Show 16456-3551 B 877 40 1.5 78
Show 16550-3715 VOU 67 198 6.0 82
Show 16486-3715 TOK 861 134 0.8 84
Show 16562-3711 R 286 317 17.3 87
Show 16575-3659 VOU 69 209 2.0 90
Show 16510-3731 HJ 4889 4 6.8 90
Show 16474-3451 KPP3014 175 8.9 91
Show 16537-3731 B 879 16 1.6 92
Show 16579-3504 BRT1707 305 4.2 94
Show 16558-3430 I 579 AB 229 7.6 104
Show 16558-3430 B 9030 AC 164 13.8 104
Show 17006-3607 B 887 90 0.6 106
Show 17006-3545 B 886 6.8 107
Show 16506-3416 RST3046 77 0.4 108
Show 16526-3750 DBR 271 167 1.6 109
Show 16519-3750 DBR 258 310 1.6 109
Show 16521-3751 DBR 265 287 1.4 110
Show 16432-3540 I 569 303 1.0 110
Show 16519-3751 DBR 259 196 3.1 110
Show 16520-3751 DBR 263 350 3.9 110
Show 16520-3752 DBR 262 AB 348 6.1 110
Show 16520-3752 DBR 262 AC 182 4.2 110
Show 16521-3752 DBR 264 35 1.7 110
Show 16522-3752 DBR 266 25 2.9 110
Show 16501-3413 KPP 381 127 3.9 111
Show 16520-3754 DBR 261 125 3.4 113
Show 16524-3754 DBR 269 180 2.1 113
Show 16519-3757 DBR 260 134 3.3 116
Show 16523-3756 DBR 267 4.6 116
Show 16523-3757 DBR 268 148 4.9 116
Show 16525-3758 DBR 270 AB 202 1.4 117

 
 
WDS 16520-3602 : COMPONENTS
 
 
  A Ab B
Ab pa=122.4°
sep=0.09"
 
B pa=145.1°
sep=6.06"
pa=145.4°
sep=5.98"
 
C pa=342.5°
sep=0.36"
pa=335.0°
sep=0.43"
pa=326.0°
sep=6.40"
 
 
16520-3602 A
 
 
Coord arcsec 2000 165157.92-360138.0 Mag 11.92 Spectral class M2 (red) PmRA 24.00
PmDE -254.0 HIP 82521
Hipparcos
Catalog H HIP 82521 Proxy RAhms 16 51 57.91
DEdms -36 01 36.0 Vmag 12.04 VarFlag R Vmag G
RAdeg 252.991 DEdeg -36.0267 AstroRef Plx 21.61
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD
CD CP Dm number VIred 4.48
SpType M2 R SpType Coord arcsec 2000 165157.91-360136.0
Hipparcos 2
HIP 82521 Sn 5 So 0 Nc 1
RArad 4.4155308761 DErad -0.6287841109 Plx 27.57 PmRA 30.44
PmDE -249.03 E RArad 6.36 E DErad 5.1 E Plx 7.23
E pmRA 8.05 E pmDE 6.38 Hpmag 12.0876 E Hpmag 0.0144
SHp 0.075 VA 0 BV 2.248 E BV 0.4
VI 4.48
CCDM
Ccdm 16520-3602 RComp Comp A Note1
Note2 Discov num DRAs -2.07 DDEs 22.3
R dRAs 40 Year Theta Rho
Obs 2 Vmag 11.9 Sp M2 PmNote
PmRA 49 PmDE -221 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS * IDS 16453S3551A
HIC 82521
 
 
16520-3602 Ab
 
 
Coord arcsec 2000 165157.93-360138.0 Mag 13.2 Calc delta mag 0.9 Calc coord yes
 
 
16520-3602 B
 
 
Coord arcsec 2000 165158.21-360143.0 Mag 15.3 PmRA 3.00 PmDE -13.0
Calc delta mag 3 Calc coord yes
CCDM
Ccdm 16520-3602 RComp Comp B Note1
Note2 Discov num RSU DRAs -1.74 DDEs 17.7
R dRAs 40 Year 1975 Theta 153 Rho 11.4
Obs Vmag Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS * IDS 16453S3551B
HIC
 
 
16520-3602 C
 
 
Coord arcsec 2000 165157.91-360137.7 Mag 13.7 Calc delta mag 1.4 Calc coord yes