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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .197573458605827 3.9006e-08  
a 2.779310535453853 1.3272e-08 au
q 2.230192540424623 1.1165e-07 au
i 9.475568701201357 4.4291e-06 deg
node 67.91279501843952 2.5814e-05 deg
peri 109.3340329979674 2.8699e-05 deg
M 62.14310604596663 1.1384e-05 deg
tp 2458708.357667047956
(2019-Aug-12.85766705)
5.2853e-05 TDB
period 1692.403977762901
4.63
1.2122e-05
3.319e-08
d
yr
n .2127151700954194 1.5236e-09 deg/d
Q 3.328428530483084 1.5894e-08 au
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      10272 days (28.12 yr)  
   first obs. used      1992-05-03  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:44:14  

Additional Information
 Earth MOID = 1.25479 au 
 Jupiter MOID = 1.71153 au 
 T_jup = 3.286 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457094.5 (2015-Mar-13.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980112985569799 3.8873e-08  
q 2.22768470624655 1.1149e-07 au
tp 2457014.984557862980
(2014-Dec-23.48455786)
5.0305e-05 TDB
node 67.93383718585511 2.5813e-05 deg
peri 108.9361343739042 2.8698e-05 deg
i 9.477644433669473 4.4301e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      921  
   data-arc span      10272 days (28.12 yr)  
   first obs. used      1992-05-03  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:44:14  

Additional Information
 Jupiter MOID = 1.71153 au 
 T_jup = 3.286 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.511091169143561E-15 -4.31473936067306E-15 3.012625510406309E-13 -6.029980765331161E-15 1.018667798318806E-13 -2.532995801032404E-15
q -4.31473936067306E-15 1.242928501127975E-14 -7.914230099837047E-13 1.612099390365598E-14 -2.721780768511957E-13 7.748417026354773E-15
tp 3.012625510406309E-13 -7.914230099837047E-13 2.530559571980954E-9 -2.646859953664576E-11 6.487066202009541E-10 9.169842355526914E-13
node -6.029980765331161E-15 1.612099390365598E-14 -2.646859953664576E-11 6.66320818266479E-10 -6.633312750537407E-10 -1.256163758505094E-11
peri 1.018667798318806E-13 -2.721780768511957E-13 6.487066202009541E-10 -6.633312750537407E-10 8.235753370718238E-10 1.261704109274453E-11
i -2.532995801032404E-15 7.748417026354773E-15 9.169842355526914E-13 -1.256163758505094E-11 1.261704109274453E-11 1.962566762021958E-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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