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JPL Small-Body Database Browser
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47348 (1999 XJ50)
Classification: Main-belt Asteroid          SPK-ID: 2047348
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1975734537722805 3.9822e-08  
a 2.779310536601173 1.3417e-08 au
q 2.230192554779189 1.1417e-07 au
i 9.475568846662405 4.4346e-06 deg
node 67.91279266180069 2.6053e-05 deg
peri 109.3340345752344 2.8929e-05 deg
M 62.14310621811303 1.1384e-05 deg
tp 2458708.357666057777
(2019-Aug-12.85766606)
5.2854e-05 TDB
period 1692.403978810856
4.63
1.2255e-05
3.355e-08
d
yr
n .2127151699637038 1.5403e-09 deg/d
Q 3.328428518423157 1.6068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      9881 days (27.05 yr)  
   first obs. used      1992-05-03  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:45:39  

Additional Information
 Earth MOID = 1.25479 au 
 Jupiter MOID = 1.71153 au 
 T_jup = 3.286 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457079.5 (2015-Feb-26.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980205540222759 3.968e-08  
q 2.227681733007811 1.14e-07 au
tp 2457014.982720869021
(2014-Dec-23.48272087)
5.035e-05 TDB
node 67.93401185483083 2.6052e-05 deg
peri 108.9352564902362 2.8928e-05 deg
i 9.477618389011345 4.4356e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      9881 days (27.05 yr)  
   first obs. used      1992-05-03  
   last obs. used      2019-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5191  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:45:39  

Additional Information
 Jupiter MOID = 1.71153 au 
 T_jup = 3.286 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.574471833196098E-15 -4.504187172511005E-15 3.185310229404362E-13 -6.275064525076629E-15 1.0972881166025E-13 -2.660042766040821E-15
q -4.504187172511005E-15 1.299552828909476E-14 -8.426812509824267E-13 1.678260575469674E-14 -2.955352170593598E-13 8.124322218445411E-15
tp 3.185310229404362E-13 -8.426812509824267E-13 2.535137574732357E-9 -2.712102697376982E-11 6.513871409742039E-10 9.209313600177689E-13
node -6.275064525076629E-15 1.678260575469674E-14 -2.712102697376982E-11 6.786939465627506E-10 -6.756993614662232E-10 -1.33275774735044E-11
peri 1.0972881166025E-13 -2.955352170593598E-13 6.513871409742039E-10 -6.756993614662232E-10 8.368409739136523E-10 1.336619684105428E-11
i -2.660042766040821E-15 8.124322218445411E-15 9.209313600177689E-13 -1.33275774735044E-11 1.336619684105428E-11 1.967442533030936E-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 14.6   n/a MPO337636  

47348 (1999 XJ50)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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