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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09645885723063184 3.4375e-08  
a 2.303752252539409 9.1399e-09 au
q 2.081534942916963 7.8361e-08 au
i 7.166365851283185 5.2682e-06 deg
node 29.35068510352533 3.1804e-05 deg
peri 44.35063818104629 4.3156e-05 deg
M 118.7488960929162 2.9495e-05 deg
tp 2458579.211924695856
(2019-Apr-05.71192470)
0.000104 TDB
period 1277.179932610247
3.50
7.6006e-06
2.081e-08
d
yr
n .2818710119131352 1.6774e-09 deg/d
Q 2.525969562161854 1.0022e-08 au
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      11845 days (32.43 yr)  
   first obs. used      1987-11-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58762  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:32:48  

Additional Information
 Earth MOID = 1.10221 au 
 Jupiter MOID = 2.69183 au 
 T_jup = 3.573 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457028.5 (2015-Jan-06.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09555496199981045 3.4249e-08  
q 2.084199267410035 7.7992e-08 au
tp 2457301.814872808782
(2015-Oct-06.31487281)
0.00010376 TDB
node 29.37223757841004 3.1815e-05 deg
peri 44.42755122693786 4.3391e-05 deg
i 7.165070943313516 5.2671e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      11845 days (32.43 yr)  
   first obs. used      1987-11-23  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58762  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:32:48  

Additional Information
 Jupiter MOID = 2.69183 au 
 T_jup = 3.573 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.173018035528305E-15 -2.656479638915631E-15 -9.367730500559763E-13 -2.438356944525151E-15 -2.679658713514135E-13 1.058388553622089E-16
q -2.656479638915631E-15 6.082704438940311E-15 2.301666434682416E-12 4.331486497093752E-15 6.533264044309862E-13 2.798893523678083E-17
tp -9.367730500559763E-13 2.301666434682416E-12 1.076612586182967E-8 5.486932340426957E-12 3.07326983964119E-9 9.09073181199407E-13
node -2.438356944525151E-15 4.331486497093752E-15 5.486932340426957E-12 1.012181480543257E-9 -1.002201246237485E-9 -5.550587441607233E-11
peri -2.679658713514135E-13 6.533264044309862E-13 3.07326983964119E-9 -1.002201246237485E-9 1.88279271165594E-9 5.52768087001668E-11
i 1.058388553622089E-16 2.798893523678083E-17 9.09073181199407E-13 -5.550587441607233E-11 5.52768087001668E-11 2.774240686634415E-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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