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46379 (2001 XD22)
Classification: Main-belt Asteroid          SPK-ID: 2046379
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09651650026208913 3.9585e-08  
a 2.304269822841083 1.0289e-08 au
q 2.081869763880918 9.2702e-08 au
i 7.166054392274846 5.3856e-06 deg
node 29.35813412633816 3.532e-05 deg
peri 44.49480008236679 4.6015e-05 deg
M 5.871795488403087 2.9394e-05 deg
tp 2458579.661481233320
(2019-Apr-06.16148123)
0.00010429 TDB
period 1277.610361399846
3.50
8.557e-06
2.343e-08
d
yr
n .2817760491591168 1.8873e-09 deg/d
Q 2.526669881801249 1.1282e-08 au
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      11388 days (31.18 yr)  
   first obs. used      1987-11-23  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:37:23  

Additional Information
 Earth MOID = 1.10235 au 
 Jupiter MOID = 2.69214 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456561.5 (2013-Sep-26.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0957448057866125 3.9516e-08  
q 2.083632821235173 9.245e-08 au
tp 2456023.686332536411
(2012-Apr-06.18633254)
0.00010364 TDB
node 29.38600469762053 3.5329e-05 deg
peri 44.30932328654825 4.621e-05 deg
i 7.16565271996988 5.3848e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      734  
   data-arc span      11388 days (31.18 yr)  
   first obs. used      1987-11-23  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:37:23  

Additional Information
 Jupiter MOID = 2.69214 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.561489289897882E-15 -3.634910890393172E-15 -6.89668313255628E-13 -3.911198610704629E-15 -1.567913316496625E-13 -1.058180358882369E-15
q -3.634910890393172E-15 8.546941020298383E-15 1.610213583055016E-12 7.928378772399589E-15 3.744560792649796E-13 2.930578807555378E-15
tp -6.89668313255628E-13 1.610213583055016E-12 1.074211167756792E-8 2.165732790050308E-11 3.099018483247203E-9 2.172322582407753E-12
node -3.911198610704629E-15 7.928378772399589E-15 2.165732790050308E-11 1.248134133527478E-9 -1.231821530869488E-9 -4.434843523251711E-11
peri -1.567913316496625E-13 3.744560792649796E-13 3.099018483247203E-9 -1.231821530869488E-9 2.135396747327952E-9 4.458408119092545E-11
i -1.058180358882369E-15 2.930578807555378E-15 2.172322582407753E-12 -4.434843523251711E-11 4.458408119092545E-11 2.899557114545426E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO412495  

46379 (2001 XD22)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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