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Doubles in session


Current system
10281+4847
KUI 50


Nearby doubles
25' : 10279+4911
LDS3989

37' : 10271+4922
SLW 475

48' : 10233+4843
ES 917

50' : 10315+4923
TDS7317

62' : 10274+4949
RAO 247

65' : 10238+4935
HDS1495

72' : 10209+4854
KPP1889

74' : 10211+4824
ES 916

75' : 10285+4733
HU 635

82' : 10317+4734
TDS7322

85' : 10217+4752
TDS7214

92' : 10358+4937
COU2623

94' : 10321+4723
KU 35

98' : 10243+4717
SHN 135

99' : 10335+4725
LDS3997AB

99' : 10181+4838
CVR1278

102' : 10201+4743
ES 915AB

102' : 10261+5029
LDS1241

105' : 10376+4933
KPP1994

107' : 10296+4700
LDS3991

109' : 10368+4743
MET 56

112' : 10341+5023
COU2621

115' : 10348+5020
CVR 569

116' : 10213+5023
HDS1489

117' : 10225+5030
HDS1493

118' : 10162+4844
HU 633



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.

10281+4847 KUI 50

 
 
10h 28m 03.88s +48° 47' 05.6" P.A. 23.00 sep 3.9 mag 6.40,12.60 Sp F9V dist. 22.91 pc (74.73 l.y.)
 
 
Coord 2000 10281+4847 Discov num KUI  50 Comp Coord arcsec 2000 10 28 03.88 +48 47 05.6
Date first 1939 Date last 2018 Obs 22
Pa first 15 Pa last 22.7 P.A. Now (θ) 22.7°
Sep first 4.5 Sep last 3.882 Sep. Now (ρ) 3.882"
Mag pri 6.40 Mag sec 12.60 delta mag (ΔM) 6.2 Spectral class F9V (yellow-white)
Pri motion ra +083 Sec motion ra +083
Pri motion dec -882 Sec motion dec -882
Notes O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Ursa Major SAO 43351 HIP 51248 Tycho2 3438-00194-1
HD 90508 HR 4098 GC 14357 GL Gl 392A
BD BD+49 1961 Distance 22.91 Distance ly 74.73
 
 
ORBITAL ELEMENTS
 
 
Period (P)80.5919y± 3.4409 Periastron (T)1981.1102y± 5.1743 Semi-major axis (a)8.4573a± 3.32265
Eccentricity (e)0.99± 0.02207 Inclination (i)95.283°± 2.425 Longitude of periastron (ω)284.665°± 7.248
Node (Ω)178.811°± 7.955 Notes ReferenceIzm2019
Equinox Last observation2012 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 24.7 2.840
2001 24.2 2.954
2002 23.7 3.064
2003 23.3 3.171
2004 22.9 3.273
2005 22.5 3.373
2006 22.1 3.468
2007 21.8 3.560
2008 21.5 3.649
2009 21.2 3.735
2010 20.9 3.817
2011 20.6 3.895
2012 20.3 3.971
2013 20.1 4.043
2014 19.8 4.111
2015 19.6 4.177
2016 19.4 4.239
2017 19.1 4.298
2018 18.9 4.353
2019 18.7 4.405
2020 18.5 4.454
2021 18.3 4.499
2022 18.1 4.541
2023 17.9 4.580
2024 17.7 4.615
2025 17.5 4.646
2026 17.3 4.674
2027 17.1 4.699
2028 16.9 4.719
2029 16.7 4.736
2030 16.5 4.749


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


 
  


wds10281%2B4847c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 10281+4847 KUI 50 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 KUI Kuiper, G.P., Schilt, van den Bos, W., and van Gent
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
10281+4847 KUI 50 2006 11 21 3.6 6.44 7.38 F9V O V 102803.88+484705.6
10281+4847 KUI 50 2012 12 22 4.0 6.44 7.38 F9V O 102803.88+484705.6
10281+4847 KUI 50 2015 13 22 4.0 6.40 12.60 F9V O 102803.88+484705.6
10281+4847 KUI 50 2016 14 22 3.9 6.40 12.60 F9V O 102803.88+484705.6
10281+4847 KUI 50 2018 22 23 3.9 6.40 12.60 F9V O 102803.88+484705.6

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

 
 
WDS 10281+4847 KUI 50 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 10281+4847 KUI 50 : MEASURES
 
 
No records found.

 
 
WDS 10281+4847 : VIRTUAL EYEPIECE
 
 

10281+4847 KUI 50A mag 6.4 Sp F9V 10281+4847 KUI 50B sep 3.7 P.A. 15.40 mag 12.6 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 10281+4847 : ALADIN DSS IMAGE @ 10h 28m 03.88s +48° 47' 05.6"
 
 
 
 
WDS 10281+4847 KUI 50 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

10281+4847 KUI 50 distance=0' 10279+4911 LDS3989 distance=25' 10271+4922 SLW 475 distance=37' 10233+4843 ES 917 distance=48' 10315+4923 TDS7317 distance=50' 10274+4949 RAO 247 distance=62' 10238+4935 HDS1495 distance=65' 10209+4854 KPP1889 distance=72' 10211+4824 ES 916 distance=74' 10285+4733 HU 635 distance=75' 10317+4734 TDS7322 distance=82' 10217+4752 TDS7214 distance=85' 10358+4937 COU2623 distance=92' 10321+4723 KU 35 distance=94' 10243+4717 SHN 135 distance=98' 10335+4725 LDS3997AB distance=99' 10181+4838 CVR1278 distance=99' 10201+4743 TDS7188Aa,Ab distance=102' 10201+4743 ES 915AB distance=102' 10261+5029 LDS1241 distance=102' 10376+4933 KPP1994 distance=105' 10296+4700 LDS3991 distance=107' 10368+4743 MET 56 distance=109' 10341+5023 COU2621 distance=112' 10348+5020 CVR 569 distance=115' 10213+5023 HDS1489 distance=116' 10225+5030 HDS1493 distance=117' 10162+4844 HU 633 distance=118' 10259+4642 TDS7266 distance=127' 10304+4641 SKF1730 distance=129' 10399+4952 LDS4005 distance=132' 10218+4651 UC 154AB distance=133' 10302+5100 STT 219 distance=135' 10171+4724 TDS7159 distance=138' 10259+4628 COU2504 distance=142' 10170+4719 TOK 536 distance=142' 10324+4632 A 1994 distance=143' 10369+5042 COU2624 distance=144' 10406+4739 LDS4008 distance=144' 10136+4840 CVR1274 distance=144' 10347+4639 ES 918 distance=146' 10196+5049 TDS7183 distance=148' 10186+5044 SLW 460 distance=149' 10345+5103 COU2622 distance=150' 10427+4812 ES 603 distance=150' 10129+4835 HU 632 distance=151' 10433+4901 BVD 214 distance=151' 10194+5052 DAM2312 distance=151' 10153+4726 UC 153 distance=152' 10190+4646 KUI 49 distance=153' 10126+4901 HDS1471 distance=154' 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 10281+4847 KUI 50 23 3.9
Show 10279+4911 LDS3989 247 31.3 25
Show 10271+4922 SLW 475 193 22.4 37
Show 10233+4843 ES 917 151 2.0 48
Show 10315+4923 TDS7317 111 3.4 50
Show 10274+4949 RAO 247 262 1.0 62
Show 10238+4935 HDS1495 183 0.1 65
Show 10209+4854 KPP1889 122 14.8 72
Show 10211+4824 ES 916 330 2.7 74
Show 10285+4733 HU 635 173 4.1 75
Show 10317+4734 TDS7322 100 0.8 82
Show 10217+4752 TDS7214 4 0.6 85
Show 10358+4937 COU2623 294 1.8 92
Show 10321+4723 KU 35 16 1.2 94
Show 10243+4717 SHN 135 -1 0.1 98
Show 10335+4725 LDS3997 AB 159 164.1 99
Show 10181+4838 CVR1278 314 3.6 99
Show 10201+4743 TDS7188 Aa,Ab 351 0.5 102
Show 10201+4743 ES 915 AB 172 5.9 102
Show 10261+5029 LDS1241 26 14.4 102
Show 10376+4933 KPP1994 342 15.8 105
Show 10296+4700 LDS3991 176 15.4 107
Show 10368+4743 MET 56 29 1.0 109
Show 10341+5023 COU2621 175 1.0 112
Show 10348+5020 CVR 569 181 14.2 115
Show 10213+5023 HDS1489 352 0.0 116
Show 10225+5030 HDS1493 38 0.2 117
Show 10162+4844 HU 633 165 0.2 118
Show 10259+4642 TDS7266 107 0.7 127
Show 10304+4641 SKF1730 340 1.0 129
Show 10399+4952 LDS4005 304 177.1 132
Show 10218+4651 UC 154 AB 188 13.1 133
Show 10302+5100 STT 219 297 13.2 135
Show 10171+4724 TDS7159 240 0.4 138
Show 10259+4628 COU2504 96 0.2 142
Show 10170+4719 TOK 536 284 919.2 142
Show 10324+4632 A 1994 83 1.5 143
Show 10369+5042 COU2624 134 1.0 144
Show 10406+4739 LDS4008 5 190.6 144
Show 10136+4840 CVR1274 237 4.5 144
Show 10347+4639 ES 918 189 3.4 146
Show 10196+5049 TDS7183 155 1.4 148
Show 10186+5044 SLW 460 132 23.9 149
Show 10345+5103 COU2622 310 1.4 150
Show 10427+4812 ES 603 103 13.3 150
Show 10129+4835 HU 632 65 3.1 151
Show 10433+4901 BVD 214 335 20.7 151
Show 10194+5052 DAM2312 81 3.8 151
Show 10153+4726 UC 153 53 47.9 152
Show 10190+4646 KUI 49 56 31.3 153
Show 10126+4901 HDS1471 246 0.2 154

 
 
WDS 10281+4847 : COMPONENTS
 
 
  A
B pa=15.4°
sep=3.71"
 
 
10281+4847 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 102803.88+484705.6 Mag 6.4 Spectral class F9V (yellow-white)
PmRA 83.00 PmDE -882.0 SAO 43351 HIP 51248
Tycho2 3438-00194-1 HD 90508 HR 4098 GC 14357
BD BD+49 1961
Tycho2
Tycho2 3438-00194-1 Pflag RAmdeg 157.01618543 DEmdeg 48.78489974
PmRA 82.6 PmDE -881.9 E RAmdeg 4 E DEmdeg 4
E pmRA 1.5 E pmDE 1.5 EpRAm 1991.60 EpDEm 1991.56
Num 10 Q RAmdeg 1.0 Q DEmdeg 0.2 Q pmRA 1.1
Q pmDE 0.3 BTmag 7.153 E BTmag 0.015 VTmag 6.501
E VTmag 0.010 Prox 999 TYC T HIP 51248
CCDM RAdeg 157.01589806 DEdeg 48.78693333 EpRA 1990 1.75
EpDE 1990 1.70 E RAdeg 3.7 E DEdeg 3.7 Posflg
Corr 0.1
SAO
SAO 43351 DelFlag RA1950 PmRA1950 0.0081
DE1950 PmDE1950 -0.888 Vmag 6.5 SpType G0
Double code Source 70 CatNum 14357 DM BD+49 1961
DMcomp BDsup HD 90508 M HD 0
GC 14357 RA1950rad 2.72702636 DE1950rad 0.85612863 PmRA2000 0.008
PmDE2000 -0.884
Hipparcos
Catalog H HIP 51248 Proxy RAhms 10 28 03.81
DEdms +48 47 13.4 Vmag 6.42 VarFlag R Vmag H
RAdeg 157.016 DEdeg 48.787 AstroRef Plx 42.45
CCDM 10281+4847 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 90508 BD BD+49 1961
CD CP Dm number +49 1961 VIred 0.73
SpType G1V R SpType Coord arcsec 2000 102803.81+484713.4
Hipparcos 2
HIP 51248 Sn 5 So 0 Nc 1
RArad 2.7404440576 DErad 0.8514945519 Plx 43.65 PmRA 80.51
PmDE -880.38 E RArad 0.24 E DErad 0.23 E Plx 0.43
E pmRA 0.32 E pmDE 0.27 Hpmag 6.5553 E Hpmag 0.0005
SHp 0.008 VA 0 BV 0.61 E BV 0.006
VI 0.73
CCDM
Ccdm 10281+4847 RComp Comp A Note1
Note2 Discov num DRAs -2.20 DDEs 6.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 6.5 Sp G0 PmNote *
PmRA 73 PmDE -883 Dm number +49 1961 Cat1 BD
Name2 +49 927 Cat2 AGK2/3 HD 90508 M HD
ADS BDS M ADS BDS N IDS IDS 10219N4918A
HIC 51248
 
 
10281+4847 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 102803.98+484709.2 Mag 12.6 PmRA 83.00
PmDE -882.0 Calc delta mag 6.2 Calc coord yes
CCDM
Ccdm 10281+4847 RComp Comp B Note1
Note2 Discov num KUI 50 DRAs DDEs
R dRAs Year 1935 Theta 015 Rho 4.7
Obs 7 Vmag 12.5 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 10219N4918B
HIC 51248