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Doubles in session


Current system
09478+1004
HO 253
HD 84781


Nearby doubles
19' : 09477+1023
HEI 490

36' : 09497+1026
SLW 396

41' : 09475+0924
TDS 554

55' : 09465+0914
OCC1065

62' : 09509+1045
BPM 565

69' : 09489+0858
TOK 130

69' : 09498+1106
TOK 24

71' : 09493+1111
DAM1773

74' : 09518+0921
GWP1246

76' : 09462+1117
DEA 29

81' : 09453+0853
STF1379

85' : 09532+0936
OCC 4AB

87' : 09427+0919
GWP1220

88' : 09427+1049
LDS3916

90' : 09474+1134
MCA 34AB

91' : 09473+0833
HJL 115AB

91' : 09506+1125
SLW 397

92' : 09417+1018
SLW 381

92' : 09446+0845
BKO 400

93' : 09434+0858
HJ 820

96' : 09446+0840
GRV 798

97' : 09444+0842
GOM 9

99' : 09412+0954
H 6 76AB
Subra

104' : 09430+0849
OCC 545

106' : 09534+1109
TDS6882

107' : 09550+1014
HJ 144



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.

09478+1004 HO 253 (HD 84781)

 
 
09h 47m 45.91s +10° 04' 29.8" P.A. 298.00 sep 1.3 mag 7.69,10.32 Sp G5 dist. 200.4 pc (653.7 l.y.)
 
 
Coord 2000 09478+1004 Discov num HO  253 Comp Coord arcsec 2000 09 47 45.91 +10 04 29.8
Date first 1887 Date last 2016 Obs 16
Pa first 289 Pa last 298.3 P.A. Now (θ) 298.3°
Sep first 1.0 Sep last 1.25 Sep. Now (ρ) 1.25"
Mag pri 7.69 Mag sec 10.32 delta mag (ΔM) 2.63 Spectral class G5 (yellow)
Pri motion ra -025 Sec motion ra -025
Pri motion dec -011 Sec motion dec -011
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 84781 Constellation Leo SAO 98772 HIP 48055
Tycho2 0831-00178-1 Gaia DR2 3879145261235076992 HD 84781 BD BD+10 2054
Distance 200.4 Distance ly 653.7
 
 
WDS 09478+1004 HO 253 (HD 84781) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ho_1883 Ma j Hough, G.W. 1883MNRAS..43..371H
Ho_1883 MNRAS 43, 371, 1883 (data also in Ho_1890) 1890AN....125....1H
Ho_1884 Ma j Hough, G.W. 1884MNRAS..44..365H
Ho_1884 MNRAS 44, 365, 1884 (data also in Ho_1890) 1890AN....125....1H
Ho_1885 Ma j Hough, G.W. 1885MNRAS..45..417H
Ho_1885 MNRAS 45, 417, 1885 (data also in Ho_1890) 1890AN....125....1H
Ho_1886 Ma j Hough, G.W. 1886MNRAS..46..393H
Ho_1886 MNRAS 46, 393, 1886 (data also in Ho_1890) 1890AN....125....1H
Ho_1887 Ma j Hough, G.W. 1887AN....116..273H
Ho_1887 AN 116, 273, 1887
Ho_1890 Ma j Hough, G.W. 1890AN....125....1H
Ho_1890 AN 125, 1, 1890
Ho_1890b Ma j Hough, G.W. 1890AJ......9..177H
Ho_1890b AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) 1890AN....125....1H
Ho_1894a Ma - Hough, G.W. 1894MNRAS..54..251H
Ho_1894a MNRAS 54, 251, 1894
Ho_1894b Ma j Hough, G.W. (HO 304 - 490) 1894AN....135..281H
Ho_1894b AN 135, 281, 1894
Ho_1894c Ma - Hough, G.W. (measure by Dembowski, H.) 1894AN....135..281H
Ho_1894c AN 135, 281, 1894
Ho_1899a Ma j Hough, G.W. 1899AN....149..65H
Ho_1899a AN 149, 65, 1899
Ho_1899b Ma - Hough, G.W. (measure by Burnham, S.W.) 1899AN....149..65H
Ho_1899b AN 149, 65, 1899
Ho_1907 Ma - Hough, G.W. 1907PFAO....3c...1D
Ho_1907 Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle)
Ho_1932A Ma - Hough, G.W. 1932QB821.A43......
Ho_1932A cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09478+1004 HO 253 1991 12 294 1.2 7.69 10.32 G5 D 094745.91+100429.8
09478+1004 HO 253 2006 13 297 1.2 7.69 10.32 G5 094745.91+100429.8
09478+1004 HO 253 2016 15 298 1.3 7.69 10.32 G5 094745.91+100429.8

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

 
 
WDS 09478+1004 HO 253 (HD 84781) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09478+1004 HO 253 (HD 84781) : MEASURES
 
 
No records found.

 
 
WDS 09478+1004 (HD 84781) : VIRTUAL EYEPIECE
 
 

09478+1004 HO 253A mag 7.69 Sp G5 09478+1004 HO 253B sep 1.2 P.A. 298.70 mag 10.32 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 09478+1004 (HD 84781) : ALADIN DSS IMAGE @ 09h 47m 45.91s +10° 04' 29.8"
 
 
 
 
WDS 09478+1004 HO 253 (HD 84781) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09478+1004 HO 253 distance=1' 09477+1023 HEI 490 distance=19' 09497+1026 SLW 396 distance=36' 09475+0924 TDS 554 distance=41' 09465+0914 OCC1065 distance=55' 09509+1045 BPM 565 distance=62' 09489+0858 TOK 130 distance=69' 09498+1106 TOK 24 distance=69' 09493+1111 DAM1773 distance=71' 09518+0921 GWP1246 distance=74' 09462+1117 DEA 29 distance=76' 09453+0853 STF1379 distance=81' 09532+0936 OCC 4AB distance=85' 09532+0936 DAM1828AB,C distance=85' 09427+0919 GWP1220 distance=87' 09427+1049 LDS3916 distance=88' 09474+1134 MCA 34AB distance=90' 09474+1134 RBR 39AC distance=90' 09473+0833 HJL 115AB distance=91' 09506+1125 SLW 397 distance=91' 09417+1018 SLW 381 distance=92' 09473+0833 TDS 553BC distance=92' 09446+0845 BKO 400 distance=92' 09434+0858 HJ 820 distance=93' 09446+0840 GRV 798 distance=96' 09444+0842 GOM 9 distance=97' 09412+0954 HMM 1Aa,Ab (Subra) distance=99' 09412+0954 ARI 1Aa,Ac (Subra) distance=99' 09412+0954 H 6 76AB (Subra) distance=99' 09430+0849 OCC 545 distance=104' 09534+1109 TDS6882 distance=106' 09550+1014 HJ 144 distance=107' 09515+0830 OCC9038 distance=110' 09554+1007 STF1395 distance=113' 09508+1151 J 389 distance=116' 09524+1138 CVR1248 distance=116' 09412+0900 OCC 306 distance=117' 09482+1205 TDS6821 distance=121' 09402+0908 LDS3914 distance=125' 09552+1104 SLW 404 distance=125' 09510+0805 FOX 163 distance=130' 09564+1040 STF1396AB distance=132' 09564+1040 STF1396AC distance=132' 09522+0807 A 2762 distance=135' 09402+0844 OCC 372 distance=138' 09384+1019 GWP1207 distance=139' 09388+1047 STT 204AB distance=140' 09388+1047 WAL 56AC distance=140' 09572+1032 CVR1258 distance=143' 09579+0959 GIC 89 distance=144' 09547+0823 TDS6893Aa,Ab distance=145' 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 09478+1004 HO 253 298 1.3 1
Show 09477+1023 HEI 490 236 0.3 19
Show 09497+1026 SLW 396 220 169.5 36
Show 09475+0924 TDS 554 277 0.9 41
Show 09465+0914 OCC1065 -1 0.0 55
Show 09509+1045 BPM 565 122 47.2 62
Show 09489+0858 TOK 130 279 18.7 69
Show 09498+1106 TOK 24 140 1.9 69
Show 09493+1111 DAM1773 194 2.9 71
Show 09518+0921 GWP1246 31 34.2 74
Show 09462+1117 DEA 29 229 9.2 76
Show 09453+0853 STF1379 175 9.8 81
Show 09532+0936 OCC 4 AB -1 0.1 85
Show 09532+0936 DAM1828 AB,C 210 11.7 85
Show 09427+0919 GWP1220 340 94.5 87
Show 09427+1049 LDS3916 43 152.3 88
Show 09474+1134 MCA 34 AB 341 0.0 90
Show 09474+1134 RBR 39 AC 229 1.6 90
Show 09473+0833 HJL 115 AB 190 59.3 91
Show 09506+1125 SLW 397 81 25.7 91
Show 09417+1018 SLW 381 254 164.0 92
Show 09473+0833 TDS 553 BC 281 1.8 92
Show 09446+0845 BKO 400 347 17.3 92
Show 09434+0858 HJ 820 253 13.0 93
Show 09446+0840 GRV 798 130 81.5 96
Show 09444+0842 GOM 9 273 8.0 97
Show Subra 09412+0954 HMM 1 Aa,Ab 22 0.0 99
Show Subra 09412+0954 ARI 1 Aa,Ac 268 0.6 99
Show Subra 09412+0954 H 6 76 AB 48 96.2 99
Show 09430+0849 OCC 545 -1 0.1 104
Show 09534+1109 TDS6882 113 0.6 106
Show 09550+1014 HJ 144 155 25.6 107
Show 09515+0830 OCC9038 160 0.1 110
Show 09554+1007 STF1395 229 18.8 113
Show 09508+1151 J 389 147 28.3 116
Show 09524+1138 CVR1248 332 3.2 116
Show 09412+0900 OCC 306 -1 0.1 117
Show 09482+1205 TDS6821 277 0.6 121
Show 09402+0908 LDS3914 242 8.5 125
Show 09552+1104 SLW 404 55 34.3 125
Show 09510+0805 FOX 163 276 5.8 130
Show 09564+1040 STF1396 AB 131 3.9 132
Show 09564+1040 STF1396 AC 276 3.8 132
Show 09522+0807 A 2762 244 0.4 135
Show 09402+0844 OCC 372 -1 0.0 138
Show 09384+1019 GWP1207 137 97.5 139
Show 09388+1047 STT 204 AB 99 8.3 140
Show 09388+1047 WAL 56 AC 81 85.7 140
Show 09572+1032 CVR1258 28 4.0 143
Show 09579+0959 GIC 89 50 571.1 144
Show 09547+0823 TDS6893 Aa,Ab 124 0.6 145

 
 
WDS 09478+1004 : COMPONENTS
 
 
  A
B pa=298.7°
sep=1.24"
 
 
09478+1004 A
 
 
Componente originario normalizzato AB Name HD 84781 Coord arcsec 2000 094745.91+100429.8 Mag 7.69
Spectral class G5 (yellow) PmRA -25.00 PmDE -11.0 SAO 98772
HIP 48055 Tycho2 0831-00178-1 HD 84781 BD BD+10 2054
Tycho2
Tycho2 0831-00178-1 Pflag P RAmdeg 146.94130261 DEmdeg 10.07494864
PmRA -24.8 PmDE -11.0 E RAmdeg 4 E DEmdeg 6
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.62 EpDEm 1990.90
Num 7 Q RAmdeg 0.5 Q DEmdeg 1.0 Q pmRA 0.5
Q pmDE 1.1 BTmag 8.832 E BTmag 0.017 VTmag 7.689
E VTmag 0.011 Prox 12 TYC T HIP 48055
CCDM A RAdeg 146.94139222 DEdeg 10.07496167 EpRA 1990 1.72
EpDE 1990 1.14 E RAdeg 4.4 E DEdeg 5.9 Posflg D
Corr 0.2
SAO
SAO 98772 DelFlag RA1950 PmRA1950 -0.0038
DE1950 PmDE1950 -0.015 Vmag 7.8 SpType G5
Double code Source 29 CatNum 3871 DM BD+10 2054
DMcomp BDsup HD 84781 M HD 0
GC RA1950rad 2.55295367 DE1950rad 0.17989944 PmRA2000 -0.0037
PmDE2000 -0.011
Hipparcos
Catalog H HIP 48055 Proxy H RAhms 09 47 45.94
DEdms +10 04 29.9 Vmag 7.51 VarFlag R Vmag G
RAdeg 146.941 DEdeg 10.075 AstroRef A Plx 4.35
CCDM 09478+1004 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 297 Rho 1.25 HD 84781 BD BD+10 2054
CD CP Dm number +10 2054 VIred 0.91
SpType G5 R SpType Coord arcsec 2000 094745.94+100429.9
Hipparcos 2
HIP 48055 Sn 15 So 3 Nc 2
RArad 2.5646112596 DErad 0.1758412102 Plx 4.99 PmRA -26.62
PmDE -7.63 E RArad 0.83 E DErad 0.38 E Plx 0.8
E pmRA 1.06 E pmDE 0.36 Hpmag 7.6399 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.718 E BV 0.126
VI 0.91
CCDM
Ccdm 09478+1004 RComp Comp A Note1
Note2 Discov num DRAs -2.11 DDEs 29.4
R dRAs 10 Year Theta Rho
Obs 2 Vmag 7.6 Sp G5 PmNote *
PmRA -35 PmDE -16 Dm number +10 2054 Cat1 BD
Name2 +10 1259 Cat2 AGK2/3 HD 84781 M HD
ADS BDS A 7517 M ADS BDS N IDS IDS 09424N1032A
HIC 48055
 
 
09478+1004 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 094745.84+100430.4 Mag 10.32 PmRA -25.00
PmDE -11.0 Tycho2 0831-00178-2 Calc delta mag 2.63 Calc coord yes
Tycho2
Tycho2 0831-00178-2 Pflag P RAmdeg 146.94130261 DEmdeg 10.07494864
PmRA -24.8 PmDE -11.0 E RAmdeg 4 E DEmdeg 6
E pmRA 1.6 E pmDE 1.5 EpRAm 1991.62 EpDEm 1990.90
Num 7 Q RAmdeg 0.5 Q DEmdeg 1.0 Q pmRA 0.5
Q pmDE 1.1 BTmag 10.567 E BTmag 0.036 VTmag 10.317
E VTmag 0.040 Prox 12 TYC HIP 48055
CCDM B RAdeg 146.94108222 DEdeg 10.07509917 EpRA 1990 1.71
EpDE 1990 1.08 E RAdeg 17.7 E DEdeg 27.5 Posflg D
Corr 0.1
CCDM
Ccdm 09478+1004 RComp Comp B Note1
Note2 Discov num HO 253 DRAs DDEs
R dRAs Year 1887 Theta 292 Rho 1.1
Obs 7 Vmag 12.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7517 M ADS BDS N IDS IDS 09424N1032B
HIC 48055