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Doubles in session


Current system
03207-1731
RST 2302


Nearby doubles
13' : 03199-1728
RST2301

41' : 03180-1744
ARA 321

50' : 03240-1718
A 2908

58' : 03220-1636
LDS3485

60' : 03241-1657
RST2306

61' : 03202-1632
GWP 452

64' : 03204-1835
UC 987

69' : 03187-1834
HJ 3565

81' : 03151-1739
TVB 47

81' : 03262-1710
LDS5425

83' : 03214-1852
LDS5421

83' : 03149-1723
LDS5419AB

86' : 03266-1718
A 2910

87' : 03158-1822
B 1929

91' : 03262-1817
GWP 469

95' : 03155-1633
YSC 176

100' : 03181-1904
I 341AB

101' : 03200-1911
UC 985

105' : 03138-1806
KPP1521

106' : 03190-1549
GWP 448

109' : 03256-1855
GWP 468

116' : 03130-1656
TDS2480

118' : 03246-1915
RST2307

124' : 03244-1539
A 2909AB

129' : 03161-1921
LSC 24

133' : 03248-1533
GWP 466



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.

03207-1731 RST 2302

 
 
03h 20m 43.40s -17° 31' 16.9" P.A. 121.00 sep 1.2 mag 8.20,13.70 Sp A2 dist. 198.02 pc (645.94 l.y.)
 
 
Coord 2000 03207-1731 Discov num RST2302 Comp Coord arcsec 2000 03 20 43.40 -17 31 16.9
Date first 1935 Date last 2016 Obs 4
Pa first 115 Pa last 120.9 P.A. Now (θ) 120.9°
Sep first 0.7 Sep last 1.217 Sep. Now (ρ) 1.217"
Mag pri 8.20 Mag sec 13.70 delta mag (ΔM) 5.5 Spectral class A2 (white)
Pri motion ra -016 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Eridanus SAO 148911 HIP 15580 Tycho2 5875-00098-1
Gaia DR2 5105344684642811776 HD 20827 BD BD-18 593 Distance 198.02
Distance ly 645.94
 
 
WDS 03207-1731 RST 2302 : NOTES
 
 
No records found.

 
 
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
03207-1731 RST2302 1951 3 114 0.7 8.20 13.70 A2 032043.40-173116.9
03207-1731 RST2302 2016 4 121 1.2 8.20 13.70 A2 032043.40-173116.9

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

 
 
WDS 03207-1731 RST 2302 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 03207-1731 RST 2302 : MEASURES
 
 
No records found.

 
 
WDS 03207-1731 : VIRTUAL EYEPIECE
 
 

03207-1731 RST2302A mag 8.2 Sp A2 03207-1731 RST2302B sep 1.2 P.A. 122.10 mag 13.7 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 03207-1731 : ALADIN DSS IMAGE @ 03h 20m 43.40s -17° 31' 16.9"
 
 
 
 
WDS 03207-1731 RST 2302 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

03207-1731 RST2302 distance=0' 03199-1728 RST2301 distance=13' 03180-1744 ARA 321 distance=41' 03240-1718 A 2908 distance=50' 03220-1636 LDS3485 distance=58' 03241-1657 RST2306 distance=60' 03202-1632 GWP 452 distance=61' 03204-1835 UC 987 distance=64' 03187-1834 HJ 3565 distance=69' 03151-1739 TVB 47 distance=81' 03262-1710 LDS5425 distance=81' 03214-1852 LDS5421 distance=83' 03149-1723 LDS5419AB distance=83' 03149-1723 LDS5419Aa,Ab distance=83' 03266-1718 A 2910 distance=86' 03158-1822 B 1929 distance=87' 03262-1817 GWP 469 distance=91' 03155-1633 YSC 176 distance=95' 03181-1904 I 341AB distance=100' 03181-1904 I 341AC distance=100' 03200-1911 UC 985 distance=101' 03138-1806 KPP1521 distance=105' 03190-1549 GWP 448 distance=106' 03256-1855 GWP 468 distance=109' 03130-1656 TDS2480 distance=116' 03246-1915 RST2307 distance=118' 03244-1539 A 2909AB distance=124' 03244-1539 A 2909AB,C distance=124' 03161-1921 LSC 24 distance=129' 03248-1533 GWP 466 distance=133' 03217-1943 RST2304 distance=134' 03118-1832 TDS2473 distance=141' 03305-1752 B 2517AB distance=142' 03305-1752 B 2517BC distance=142' 03202-1457 LDS3479 distance=155' 03168-1956 HJ 3561 distance=156' 03203-2007 LDS3480 distance=157' 03295-1558 GWP 472 distance=158' 03142-1942 TDS2490 distance=160' 03286-1537 LDS3498 distance=162' 03132-1936 DON 46 distance=162' 03217-2019 HJ 3570 distance=169' 03281-1945 SKF2172 distance=171' 03163-2010 ARA 834 distance=171' 03118-1537 LDS3464 distance=173' 03108-1550 LDT 2 distance=175' 03136-1504 TDS2487Aa,Ab distance=181' 03136-1504 LDS3466AB distance=181' 03307-1926 HDS 441 distance=183' 03289-1959 I 720BC distance=188' 03289-1959 I 720AB distance=188' 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 03207-1731 RST2302 121 1.2
Show 03199-1728 RST2301 30 1.4 13
Show 03180-1744 ARA 321 67 8.0 41
Show 03240-1718 A 2908 256 4.4 50
Show 03220-1636 LDS3485 231 10.5 58
Show 03241-1657 RST2306 315 1.8 60
Show 03202-1632 GWP 452 346 20.8 61
Show 03204-1835 UC 987 235 11.4 64
Show 03187-1834 HJ 3565 122 8.0 69
Show 03151-1739 TVB 47 114 3.3 81
Show 03262-1710 LDS5425 2 13.0 81
Show 03214-1852 LDS5421 166 25.9 83
Show 03149-1723 LDS5419 AB 120 197.3 83
Show 03149-1723 LDS5419 Aa,Ab 351 2.3 83
Show 03266-1718 A 2910 278 2.3 86
Show 03158-1822 B 1929 223 1.4 87
Show 03262-1817 GWP 469 224 77.2 91
Show 03155-1633 YSC 176 274 0.8 95
Show 03181-1904 I 341 AB 160 4.1 100
Show 03181-1904 I 341 AC 94 52.9 100
Show 03200-1911 UC 985 49 24.2 101
Show 03138-1806 KPP1521 33 11.4 105
Show 03190-1549 GWP 448 126 8.9 106
Show 03256-1855 GWP 468 199 50.0 109
Show 03130-1656 TDS2480 101 0.7 116
Show 03246-1915 RST2307 218 1.2 118
Show 03244-1539 A 2909 AB 140 0.0 124
Show 03244-1539 A 2909 AB,C 254 17.0 124
Show 03161-1921 LSC 24 343 0.1 129
Show 03248-1533 GWP 466 348 5.3 133
Show 03217-1943 RST2304 91 2.1 134
Show 03118-1832 TDS2473 83 0.4 141
Show 03305-1752 B 2517 AB 177 26.1 142
Show 03305-1752 B 2517 BC 13 2.0 142
Show 03202-1457 LDS3479 296 204.2 155
Show 03168-1956 HJ 3561 152 25.7 156
Show 03203-2007 LDS3480 30 27.2 157
Show 03295-1558 GWP 472 130 94.3 158
Show 03142-1942 TDS2490 270 0.4 160
Show 03286-1537 LDS3498 171 16.4 162
Show 03132-1936 DON 46 339 5.0 162
Show 03217-2019 HJ 3570 256 34.0 169
Show 03281-1945 SKF2172 341 71.9 171
Show 03163-2010 ARA 834 203 9.4 171
Show 03118-1537 LDS3464 344 15.0 173
Show 03108-1550 LDT 2 281 0.4 175
Show 03136-1504 TDS2487 Aa,Ab 324 0.6 181
Show 03136-1504 LDS3466 AB 274 25.6 181
Show 03307-1926 HDS 441 34 0.2 183
Show 03289-1959 I 720 BC 343 2.3 188
Show 03289-1959 I 720 AB 44 25.9 188

 
 
WDS 03207-1731 : COMPONENTS
 
 
  A
B pa=122.1°
sep=1.18"
 
 
03207-1731 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 032043.40-173116.9 Mag 8.2 Spectral class A2 (white)
PmRA -16.00 PmDE -9.0 SAO 148911 HIP 15580
Tycho2 5875-00098-1 HD 20827 BD BD-18 593
Tycho2
Tycho2 5875-00098-1 Pflag RAmdeg 50.18080077 DEmdeg -17.52138659
PmRA -18.2 PmDE -9.8 E RAmdeg 5 E DEmdeg 5
E pmRA 1.3 E pmDE 1.2 EpRAm 1991.33 EpDEm 1991.22
Num 11 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.7 BTmag 8.267 E BTmag 0.016 VTmag 8.096
E VTmag 0.012 Prox 999 TYC T HIP 15580
CCDM RAdeg 50.18084472 DEdeg -17.52136389 EpRA 1990 1.73
EpDE 1990 1.64 E RAdeg 5.0 E DEdeg 5.4 Posflg
Corr -0.1
SAO
SAO 148911 DelFlag RA1950 PmRA1950 -0.0017
DE1950 PmDE1950 -0.012 Vmag 8.2 SpType A2
Double code Source 22 CatNum 931 DM BD-18 593
DMcomp BDsup HD 20827 M HD 0
GC RA1950rad 0.86582287 DE1950rad -0.30893493 PmRA2000 -0.0013
PmDE2000 -0.014
Hipparcos
Catalog H HIP 15580 Proxy RAhms 03 20 43.40
DEdms -17 31 16.9 Vmag 8.06 VarFlag R Vmag H
RAdeg 50.1808 DEdeg -17.5214 AstroRef Plx 5.27
CCDM 03207-1731 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 20827 BD BD-18 593
CD CP Dm number -18 593 VIred 0.14
SpType A3III R SpType Coord arcsec 2000 032043.40-173116.9
Hipparcos 2
HIP 15580 Sn 7 So 0 Nc 1
RArad 0.8758210078 DErad -0.3058054282 Plx 5.05 PmRA -15.4
PmDE -6.87 E RArad 0.71 E DErad 0.68 E Plx 1.02
E pmRA 0.85 E pmDE 0.83 Hpmag 8.1192 E Hpmag 0.0017
SHp 0.013 VA 0 BV 0.158 E BV 0.011
VI 0.17
CCDM
Ccdm 03207-1731 RComp Comp A Note1
Note2 Discov num DRAs 1.36 DDEs -17.3
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.2 Sp A2 PmNote *
PmRA -24 PmDE -12 Dm number -18 593 Cat1 BD
Name2 148911 Cat2 SAO HD 20827 M HD
ADS BDS M ADS BDS N IDS IDS 03161S1753A
HIC 15580
 
 
03207-1731 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 032043.47-173117.5 Mag 13.7 Calc delta mag 5.5
Calc coord yes
CCDM
Ccdm 03207-1731 RComp Comp B Note1
Note2 Discov num RST2302 DRAs DDEs
R dRAs Year 1934 Theta 114 Rho 0.7
Obs 4 Vmag 13.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 03161S1753B
HIC 15580