16280-6403 DUN 201 (Iot TrA)

 
 
16h 27m 57.27s -64° 03' 28.8" P.A. 2.00 sep 16.6 mag 5.29,9.42 Sp F4IV dist. 38.8 pc (126.57 l.y.)
 
 
Coord 2000 16280-6403 Discov num DUN 201 Comp Coord arcsec 2000 16 27 57.27 -64 03 28.8
Date first 1826 Date last 2015 Obs 14
Pa first 32 Pa last 2.1 P.A. Now (θ) 2.1°
Sep first 14.0 Sep last 16.572 Sep. Now (ρ) 16.572"
Mag pri 5.29 Mag sec 9.42 delta mag (ΔM) 4.13 Spectral class F4IV (yellow-white)
Pri motion ra +052 Sec motion ra
Pri motion dec +031 Sec motion dec
Notes N U Y (See Notes, Proper motion indicates non-physical, Parallax indicates components are non-physical)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name Iot TrA Constellation Triangulum Australe SAO 253555 HIP 80645
Tycho2 9045-02767-1 Gaia DR2 5828317422956035072 HD 147787 HR 6109
GC 22100 CP CP-63 3923 Bayer Iota Trianguli Australis Bayer name Iot TrA
Distance 38.8 Distance ly 126.57 Bayer greek ι TrA
 
 
WDS 16280-6403 DUN 201 (Iot TrA) : NOTES
 
 
discov_num notes refcode
DUN 201 iot TrA. A is a spectroscopic binary.
Optical pair, based on study of relative motion of the components
using the method of apparent motion parameters. Kiy2008
 
 
REFERENCES
 
 
refcode metd author reference
Kiy2008 - Kiyaeva, O.V., Kiselev, A.A. & Izmailov, I.S. 2008SvAL...32..405K
Kiy2008 SvAL 34, 405, 2008
 
 
DISCOVERER
 
 
idgroup discov author
1 DUN Dunlop, J.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16280-6403 DUN 201 2000 12 1 16.7 5.29 9.42 F4IV N D 162757.27-640328.8
16280-6403 DUN 201 2010 13 0 16.2 5.29 9.42 F4IV NU Y 162757.27-640328.8
16280-6403 DUN 201 2015 14 2 16.6 5.29 9.42 F4IV NU Y 162757.27-640328.8

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WDS 16280-6403 DUN 201 (Iot TrA) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16280-6403 DUN 201 (Iot TrA) : MEASURES
 
 
No records found.

 
 
WDS 16280-6403 (Iot TrA) : VIRTUAL EYEPIECE
 
 

16280-6403 DUN 201A mag 5.29 Sp F4IV 16280-6403 DUN 201B sep 16.6 P.A. 0.90 mag 9.42 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 16280-6403 (Iot TrA) : ALADIN DSS IMAGE @ 16h 27m 57.27s -64° 03' 28.8"
 
 
 
 
WDS 16280-6403 DUN 201 (Iot TrA) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16280-6403 DUN 201 distance=1' 16281-6409 R 276 distance=6' 16287-6408 R 277 distance=7' 16313-6400 R 279 distance=23' 16267-6341 I 564 distance=24' 16294-6332 NZO 77 distance=33' 16330-6418 RST5412 distance=36' 16279-6440 FIN 247 distance=37' 16226-6328 RSS 403 distance=51' 16190-6353 RST 829 distance=61' 16252-6502 RST5409 distance=62' 16277-6506 TDS9910 distance=63' 16200-6439 I 15AB distance=63' 16193-6434 R 275 distance=65' 16378-6415 HDS2352 distance=66' 16378-6339 RST 866 distance=70' 16227-6303 B 2808AB distance=70' 16232-6300 B 2809CD distance=71' 16325-6259 RST5411 distance=72' 16369-6324 TDT 5 distance=72' 16345-6502 B 1815 distance=72' 16241-6256 B 1809 distance=72' 16314-6513 R 280 distance=74' 16221-6259 B 1806 distance=76' 16261-6246 B 2811 distance=79' 16173-6328 TDS9821 distance=80' 16400-6350 RST 871 distance=81' 16173-6321 RST 827 distance=83' 16202-6259 TDS9847 distance=83' 16154-6341 R 274 distance=86' 16149-6358 KPP3991 distance=87' 16333-6523 RST5595 distance=87' 16412-6403 RST 874 distance=88' 16288-6236 TDS9918 distance=88' 16200-6253 B 2382 distance=89' 16156-6321 RST 822 distance=92' 16153-6445 TDS9811 distance=92' 16146-6332 RST 821 distance=95' 16342-6238 DAM 801 distance=96' 16134-6417 HDS2292 distance=96' 16187-6519 TDS9833 distance=97' 16230-6232 I 989 distance=97' 16213-6533 TDS9855 distance=99' 16419-6324 HDS2370 distance=101' 16170-6518 RST 826 distance=103' 16119-6403 B 863 distance=106' 16157-6516 TDS9814 distance=107' 16315-6219 DAM 800 distance=108' 16161-6251 B 2804BC distance=108' 16161-6251 B 2804AB distance=108' 16380-6531 RST 865 distance=110' 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 16280-6403 DUN 201 2 16.6 1
Show 16281-6409 R 276 50 11.5 6
Show 16287-6408 R 277 29 33.5 7
Show 16313-6400 R 279 271 10.6 23
Show 16267-6341 I 564 321 2.8 24
Show 16294-6332 NZO 77 192 4.3 33
Show 16330-6418 RST5412 68 2.2 36
Show 16279-6440 FIN 247 127 2.5 37
Show 16226-6328 RSS 403 271 10.5 51
Show 16190-6353 RST 829 79 3.2 61
Show 16252-6502 RST5409 343 1.9 62
Show 16277-6506 TDS9910 282 0.8 63
Show 16200-6439 I 15 AB 317 1.3 63
Show 16193-6434 R 275 345 3.4 65
Show 16378-6415 HDS2352 148 9.7 66
Show 16378-6339 RST 866 17 0.6 70
Show 16227-6303 B 2808 AB 163 6.8 70
Show 16232-6300 B 2809 CD 354 4.2 71
Show 16325-6259 RST5411 312 2.2 72
Show 16369-6324 TDT 5 282 0.5 72
Show 16345-6502 B 1815 292 0.2 72
Show 16241-6256 B 1809 278 0.2 72
Show 16314-6513 R 280 33 9.7 74
Show 16221-6259 B 1806 167 0.3 76
Show 16261-6246 B 2811 261 5.9 79
Show 16173-6328 TDS9821 120 1.0 80
Show 16400-6350 RST 871 7 1.2 81
Show 16173-6321 RST 827 336 3.8 83
Show 16202-6259 TDS9847 250 0.5 83
Show 16154-6341 R 274 120 37.5 86
Show 16149-6358 KPP3991 124 4.0 87
Show 16333-6523 RST5595 62 6.8 87
Show 16412-6403 RST 874 39 7.6 88
Show 16288-6236 TDS9918 258 2.3 88
Show 16200-6253 B 2382 46 1.0 89
Show 16156-6321 RST 822 5 2.6 92
Show 16153-6445 TDS9811 132 0.5 92
Show 16146-6332 RST 821 326 1.7 95
Show 16342-6238 DAM 801 86 4.4 96
Show 16134-6417 HDS2292 333 10.4 96
Show 16187-6519 TDS9833 337 0.5 97
Show 16230-6232 I 989 318 4.0 97
Show 16213-6533 TDS9855 184 0.7 99
Show 16419-6324 HDS2370 48 0.4 101
Show 16170-6518 RST 826 55 2.5 103
Show 16119-6403 B 863 6.1 106
Show 16157-6516 TDS9814 228 0.8 107
Show 16315-6219 DAM 800 155 5.0 108
Show 16161-6251 B 2804 BC 168 5.7 108
Show 16161-6251 B 2804 AB 82 31.5 108
Show 16380-6531 RST 865 129 0.4 110

 
 
WDS 16280-6403 : COMPONENTS
 
 
  A
B pa=0.9°
sep=16.56"
 
 
16280-6403 A
 
 
Componente originario normalizzato AB Name Iot TrA Coord arcsec 2000 162757.27-640328.8 Mag 5.29
Spectral class F4IV (yellow-white) PmRA 52.00 PmDE 31.0 SAO 253555
HIP 80645 Tycho2 9045-02767-1 HD 147787 HR 6109
GC 22100 CP CP-63 3923 Bayer Iota Trianguli Australis Bayer name Iot TrA
Tycho2
Tycho2 9045-02767-1 Pflag RAmdeg 246.98894314 DEmdeg -64.05794152
PmRA 54.0 PmDE 26.0 E RAmdeg 3 E DEmdeg 3
E pmRA 1.0 E pmDE 1.0 EpRAm 1991.49 EpDEm 1991.34
Num 15 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.4
Q pmDE 0.5 BTmag 5.679 E BTmag 0.014 VTmag 5.326
E VTmag 0.009 Prox 999 TYC T HIP 80645
CCDM RAdeg 246.98865889 DEdeg -64.05800250 EpRA 1990 1.71
EpDE 1990 1.55 E RAdeg 3.4 E DEdeg 3.3 Posflg
Corr 0.1
SAO
SAO 253555 DelFlag RA1950 PmRA1950 0.0083
DE1950 PmDE1950 0.025 Vmag 5.3 SpType F0
Double code Source 70 CatNum 22100 DM CP-63 3923
DMcomp BDsup HD 147787 M HD 0
GC 22100 RA1950rad 4.29042382 DE1950rad -1.11608283 PmRA2000 0.007
PmDE2000 0.027
Hipparcos
Catalog H HIP 80645 Proxy RAhms 16 27 57.27
DEdms -64 03 28.8 Vmag 5.28 VarFlag 2 R Vmag H
RAdeg 246.989 DEdeg -64.058 AstroRef Plx 24.75
CCDM 16280-6403 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 147787 BD
CD CP CP-63 3923 Dm number -63 3923 VIred 0.45
SpType F4IV R SpType Coord arcsec 2000 162757.27-640328.8
Hipparcos 2
HIP 80645 Sn 5 So 0 Nc 1
RArad 4.3107650232 DErad -1.1180231046 Plx 25.77 PmRA 53.12
PmDE 25.45 E RArad 0.31 E DErad 0.35 E Plx 0.51
E pmRA 0.35 E pmDE 0.45 Hpmag 5.3687 E Hpmag 0.0036
SHp 0.031 VA 1 BV 0.383 E BV 0.003
VI 0.45
CCDM
Ccdm 16280-6403 RComp Comp A Note1
Note2 Discov num DRAs -2.73 DDEs -28.5
R dRAs 10 Year Theta Rho
Obs 2 Vmag 5.3 Sp F3 PmNote *
PmRA 55 PmDE 25 Dm number -63 3923 Cat1 CPD
Name2 253555 Cat2 SAO HD 147787 M HD
ADS BDS M ADS BDS N IDS IDS 16187S6350A
HIC 80645
 
 
16280-6403 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 162757.31-640312.2 Mag 9.42 Calc delta mag 4.13
Calc coord yes
CCDM
Ccdm 16280-6403 RComp Comp B Note1
Note2 Discov num DUN 201 DRAs -2.62 DDEs -13.5
R dRAs 91 Year 1918 Theta 016 Rho 19.6
Obs 6 Vmag 10.3 Sp PmNote *
PmRA 0 PmDE -23 Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 16187S6350B
HIC