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Doubles in session


Current system
09522+0807
A 2762
HD 85474


Nearby doubles
18' : 09510+0805
FOX 163

26' : 09515+0830
OCC9038

29' : 09541+0804
OCC 287

40' : 09548+0813
CVR1253

41' : 09547+0823
FOX 164AB

51' : 09556+0806
AG 170

51' : 09514+0717
GWP1245

66' : 09560+0733
CVR1257

68' : 09553+0717
WIS 161

70' : 09549+0710
A 2763

72' : 09489+0858
TOK 130

74' : 09547+0703
DAM1849

75' : 09518+0921
GWP1246

79' : 09473+0833
HJL 115AB

85' : 09541+0647
SLW 403

89' : 09581+0819
OCC 817

91' : 09532+0936
OCC 4AB

93' : 09544+0640
CVR1250

94' : 09469+0717
CVR 541

102' : 09590+0815
GWP1264

102' : 09576+0910
HJ 824

105' : 09475+0924
TDS 554

108' : 09465+0914
OCC1065

111' : 09580+0658
TDS6928

113' : 09453+0853
STF1379

115' : 09550+0620
GWP1249



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.

09522+0807 A 2762 (HD 85474)

 
 
09h 52m 11.82s +08° 06' 45.2" P.A. 244.00 sep 0.4 mag 8.85,11.90 Sp G5 dist. 60.02 pc (195.79 l.y.)
 
 
Coord 2000 09522+0807 Discov num A  2762 Comp Coord arcsec 2000 09 52 11.82 +08 06 45.2
Date first 1914 Date last 2018 Obs 13
Pa first 293 Pa last 244 P.A. Now (θ) 244°
Sep first 1.6 Sep last 0.399 Sep. Now (ρ) 0.399"
Mag pri 8.85 Mag sec 11.90 delta mag (ΔM) 3.05 Spectral class G5 (yellow)
Pri motion ra -054 Sec motion ra
Pri motion dec -077 Sec motion dec
Notes C (Has orbit and linear solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 85474 Constellation Leo SAO 117957 HIP 48412
Tycho2 0828-01883-1 Gaia DR2 3877904359283357440 HD 85474 BD BD+08 2281
Distance 60.02 Distance ly 195.79
 
 
ORBITAL ELEMENTS
 
 
Period (P)640y Periastron (T)2092.6y Semi-major axis (a)1.603a
Eccentricity (e)0.6 Inclination (i)105.8° Longitude of periastron (ω)17.3°
Node (Ω)131.1° Notes ReferenceTok2019c
Equinox Last observation2018 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 268.8 0.597
2001 267.8 0.585
2002 266.9 0.573
2003 265.9 0.561
2004 264.9 0.549
2005 263.8 0.537
2006 262.7 0.525
2007 261.6 0.513
2008 260.3 0.502
2009 259.0 0.490
2010 257.7 0.479
2011 256.3 0.468
2012 254.8 0.458
2013 253.3 0.447
2014 251.7 0.437
2015 250.0 0.427
2016 248.2 0.418
2017 246.4 0.409
2018 244.5 0.400
2019 242.5 0.391
2020 240.4 0.384
2021 238.2 0.376
2022 235.9 0.369
2023 233.6 0.363
2024 231.1 0.357
2025 228.6 0.351
2026 226.0 0.347
2027 223.4 0.343
2028 220.7 0.340
2029 217.9 0.337
2030 215.1 0.335


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


 
  


wds09522%2B0807a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 09522+0807 A 2762 (HD 85474) : NOTES
 
 
discov_num notes refcode
A 2762 Rectilinear solution by Hartkopf & Mason (2013). Hrt2013b
 
 
REFERENCES
 
 
refcode metd author reference
Hrt2013b orb - Hartkopf, W.I. & Mason, B.D. 2013IAUDS.181....1H
Hrt2013b +lin Inf. Circ. 181, 1, 2013
Tok2019c St j Tokovinin, A., Mason, B.D., Mendez, R.A., Horch, E.P. & Briceno, C. 2019AJ....158...48T
Tok2019c +orb AJ 158, 48, 2019
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09522+0807 A 2762 1991 4 275 0.7 8.85 11.90 G5 095211.82+080645.2
09522+0807 A 2762 2009 5 259 0.5 8.85 11.90 G5 095211.82+080645.2
09522+0807 A 2762 2013 6 251 0.5 8.85 11.90 G5 095211.82+080645.2
09522+0807 A 2762 2014 7 251 0.4 8.85 11.90 G5 L 095211.82+080645.2
09522+0807 A 2762 2015 8 250 0.4 8.85 11.90 G5 L 095211.82+080645.2
09522+0807 A 2762 2018 12 244 0.4 8.85 11.90 G5 L 095211.82+080645.2

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

 
 
WDS 09522+0807 A 2762 (HD 85474) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 09522+0807 A 2762 (HD 85474) : MEASURES
 
 
No records found.

 
 
WDS 09522+0807 (HD 85474) : VIRTUAL EYEPIECE
 
 

09522+0807 A 2762A mag 8.85 Sp G5 09522+0807 A 2762B sep 0.4 P.A. 243.80 mag 11.9 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 09522+0807 (HD 85474) : ALADIN DSS IMAGE @ 09h 52m 11.82s +08° 06' 45.2"
 
 
 
 
WDS 09522+0807 A 2762 (HD 85474) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

09522+0807 A 2762 distance=1' 09510+0805 FOX 163 distance=18' 09515+0830 OCC9038 distance=26' 09541+0804 OCC 287 distance=29' 09548+0813 CVR1253 distance=40' 09547+0823 TDS6893Aa,Ab distance=41' 09547+0823 FOX 164AB distance=41' 09556+0806 AG 170 distance=51' 09514+0717 GWP1245 distance=51' 09560+0733 CVR1257 distance=66' 09553+0717 WIS 161 distance=68' 09549+0710 A 2763 distance=70' 09489+0858 TOK 130 distance=72' 09547+0703 DAM1849 distance=74' 09518+0921 GWP1246 distance=75' 09473+0833 TDS 553BC distance=78' 09473+0833 HJL 115AB distance=79' 09541+0647 SLW 403 distance=85' 09581+0819 OCC 817 distance=89' 09532+0936 OCC 4AB distance=91' 09532+0936 DAM1828AB,C distance=91' 09544+0640 CVR1250 distance=93' 09469+0717 CVR 541 distance=94' 09590+0815 GWP1264 distance=102' 09576+0910 HJ 824 distance=102' 09475+0924 TDS 554 distance=105' 09465+0914 OCC1065 distance=108' 09580+0658 TDS6928 distance=111' 09453+0853 STF1379 distance=113' 09550+0620 GWP1249 distance=115' 09446+0840 GRV 798 distance=117' 09592+0902 DAM1893 distance=118' 09446+0845 BKO 400 distance=120' 09444+0842 GOM 9 distance=122' 09554+1007 STF1395 distance=129' 09579+0959 GIC 89 distance=132' 09550+1014 HJ 144 distance=134' 09478+1004 HO 253 distance=135' 09590+0632 HEI 753 distance=139' 10014+0744 UC 1863 distance=140' 09434+0858 HJ 820 distance=140' 10010+0857 TOK 534 distance=141' 09430+0849 OCC 545 distance=143' 09497+1026 SLW 396 distance=144' 09585+1003 BRT1265 distance=145' 09429+0717 DAM1708 distance=148' 09477+1023 HEI 490 distance=152' 09443+0628 TDS6775 distance=154' 09425+0712 TDS6758 distance=155' 09506+0531 KPP 200 distance=158' 09485+0539 CVR1242 distance=158' 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 09522+0807 A 2762 244 0.4 1
Show 09510+0805 FOX 163 276 5.8 18
Show 09515+0830 OCC9038 160 0.1 26
Show 09541+0804 OCC 287 -1 -1.0 29
Show 09548+0813 CVR1253 21 3.2 40
Show 09547+0823 TDS6893 Aa,Ab 124 0.6 41
Show 09547+0823 FOX 164 AB 41 7.8 41
Show 09556+0806 AG 170 43 1.7 51
Show 09514+0717 GWP1245 321 36.6 51
Show 09560+0733 CVR1257 253 4.7 66
Show 09553+0717 WIS 161 241 12.3 68
Show 09549+0710 A 2763 130 2.3 70
Show 09489+0858 TOK 130 279 18.7 72
Show 09547+0703 DAM1849 2 1.6 74
Show 09518+0921 GWP1246 31 34.2 75
Show 09473+0833 TDS 553 BC 281 1.8 78
Show 09473+0833 HJL 115 AB 190 59.3 79
Show 09541+0647 SLW 403 218 93.5 85
Show 09581+0819 OCC 817 -1 0.1 89
Show 09532+0936 OCC 4 AB -1 0.1 91
Show 09532+0936 DAM1828 AB,C 210 11.7 91
Show 09544+0640 CVR1250 36 4.9 93
Show 09469+0717 CVR 541 31 15.2 94
Show 09590+0815 GWP1264 194 20.9 102
Show 09576+0910 HJ 824 177 12.7 102
Show 09475+0924 TDS 554 277 0.9 105
Show 09465+0914 OCC1065 -1 0.0 108
Show 09580+0658 TDS6928 265 0.6 111
Show 09453+0853 STF1379 175 9.8 113
Show 09550+0620 GWP1249 23 11.8 115
Show 09446+0840 GRV 798 130 81.5 117
Show 09592+0902 DAM1893 91 17.2 118
Show 09446+0845 BKO 400 347 17.3 120
Show 09444+0842 GOM 9 273 8.0 122
Show 09554+1007 STF1395 229 18.8 129
Show 09579+0959 GIC 89 50 571.1 132
Show 09550+1014 HJ 144 155 25.6 134
Show 09478+1004 HO 253 298 1.3 135
Show 09590+0632 HEI 753 77 3.0 139
Show 10014+0744 UC 1863 141 20.5 140
Show 09434+0858 HJ 820 253 13.0 140
Show 10010+0857 TOK 534 254 999.9 141
Show 09430+0849 OCC 545 -1 0.1 143
Show 09497+1026 SLW 396 220 169.5 144
Show 09585+1003 BRT1265 326 4.9 145
Show 09429+0717 DAM1708 167 21.1 148
Show 09477+1023 HEI 490 236 0.3 152
Show 09443+0628 TDS6775 198 0.6 154
Show 09425+0712 TDS6758 319 0.4 155
Show 09506+0531 KPP 200 356 4.0 158
Show 09485+0539 CVR1242 26 4.7 158

 
 
WDS 09522+0807 : COMPONENTS
 
 
  A
B pa=243.8°
sep=0.40"
 
 
09522+0807 A
 
 
Componente originario normalizzato AB Name HD 85474 Coord arcsec 2000 095211.82+080645.2 Mag 8.85
Spectral class G5 (yellow) PmRA -54.00 PmDE -77.0 SAO 117957
HIP 48412 Tycho2 0828-01883-1 HD 85474 BD BD+08 2281
Tycho2
Tycho2 0828-01883-1 Pflag RAmdeg 148.04910875 DEmdeg 8.11238539
PmRA -55.2 PmDE -75.8 E RAmdeg 9 E DEmdeg 10
E pmRA 1.7 E pmDE 1.8 EpRAm 1990.91 EpDEm 1990.53
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.2 Q pmRA 1.2
Q pmDE 1.3 BTmag 9.455 E BTmag 0.021 VTmag 8.756
E VTmag 0.015 Prox 999 TYC T HIP 48412
CCDM AB RAdeg 148.04923722 DEdeg 8.11256417 EpRA 1990 1.72
EpDE 1990 1.51 E RAdeg 9.0 E DEdeg 10.2 Posflg P
Corr 0.3
SAO
SAO 117957 DelFlag RA1950 PmRA1950 -0.0041
DE1950 PmDE1950 -0.072 Vmag 8.6 SpType G5
Double code Source 32 CatNum 5278 DM BD+08 2281
DMcomp BDsup HD 85474 M HD 0
GC RA1950rad 2.57239938 DE1950rad 0.14571421 PmRA2000 -0.004
PmDE2000 -0.068
Hipparcos
Catalog H HIP 48412 Proxy H RAhms 09 52 11.82
DEdms +08 06 45.2 Vmag 8.65 VarFlag R Vmag H
RAdeg 148.049 DEdeg 8.11257 AstroRef A Plx 15.56
CCDM 09522+0807 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 275 Rho 0.706 HD 85474 BD BD+08 2281
CD CP Dm number +08 2281 VIred 0.72
SpType G5 R SpType Coord arcsec 2000 095211.82+080645.2
Hipparcos 2
HIP 48412 Sn 15 So 3 Nc 2
RArad 2.5839468669 DErad 0.1415910413 Plx 16.66 PmRA -57.3
PmDE -75.94 E RArad 1.04 E DErad 0.62 E Plx 1.15
E pmRA 1.17 E pmDE 0.63 Hpmag 8.7853 E Hpmag 0.0013
SHp 0.016 VA 0 BV 0.66 E BV 0.021
VI 0.72
CCDM
Ccdm 09522+0807 RComp Comp A Note1
Note2 Discov num DRAs -0.23 DDEs -14.9
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.5 Sp G5 PmNote *
PmRA -64 PmDE -72 Dm number +08 2281 Cat1 BD
Name2 +08 1320 Cat2 AGK2/3 HD 85474 M HD
ADS BDS A 7552 M ADS BDS N IDS IDS 09469N0835A
HIC 48412
 
 
09522+0807 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 095211.80+080645.0 Mag 11.9 Calc delta mag 3.05
Calc coord yes
CCDM
Ccdm 09522+0807 RComp Comp B Note1
Note2 Discov num A 2762 DRAs DDEs
R dRAs Year 1935 Theta 294 Rho 1.0
Obs 3 Vmag 12.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 7552 M ADS BDS N IDS IDS 09469N0835B
HIC 48412