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JPL Small-Body Database Browser
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49830 (1999 XP83)
Classification: Main-belt Asteroid          SPK-ID: 2049830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1296845649872424 4.354e-08  
a 2.390500265517017 8.8845e-09 au
q 2.080489278481555 1.0283e-07 au
i 1.626111969774134 3.7668e-06 deg
node 238.5239199468498 0.00015233 deg
peri 269.4495847875719 0.00015311 deg
M 150.9455132509773 1.5087e-05 deg
tp 2458434.457123921282
(2018-Nov-11.95712392)
5.6082e-05 TDB
period 1349.993325402927
3.70
7.526e-06
2.061e-08
d
yr
n .2666679851121132 1.4866e-09 deg/d
Q 2.700511252552479 1.0037e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1201  
   data-arc span      9074 days (24.84 yr)  
   first obs. used      1994-07-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50144  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:41:24  

Additional Information
 Earth MOID = 1.09272 au 
 Jupiter MOID = 2.30403 au 
 T_jup = 3.520 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456754.5 (2014-Apr-07.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1297222708996638 4.3284e-08  
q 2.079085143554305 1.0199e-07 au
tp 2457084.278311989525
(2015-Mar-02.77831199)
5.5438e-05 TDB
node 238.6369447019025 0.00015215 deg
peri 269.1641955398213 0.00015293 deg
i 1.627326912333035 3.7694e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1201  
   data-arc span      9074 days (24.84 yr)  
   first obs. used      1994-07-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50144  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:41:24  

Additional Information
 Jupiter MOID = 2.30403 au 
 T_jup = 3.520 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.87351403978897E-15 -4.403033421335008E-15 1.285400044654659E-12 2.139740588957218E-14 3.706420602319686E-13 -1.171159336032826E-15
q -4.403033421335008E-15 1.040266291799751E-14 -3.05905590573633E-12 -5.076419269810748E-14 -8.843771793071751E-13 2.811923957363272E-15
tp 1.285400044654659E-12 -3.05905590573633E-12 3.073361042543244E-9 8.183175727706738E-12 8.806677792745494E-10 -8.657909923260605E-13
node 2.139740588957218E-14 -5.076419269810748E-14 8.183175727706738E-12 2.314904694321244E-8 -2.313700084235172E-8 -2.726801310376549E-10
peri 3.706420602319686E-13 -8.843771793071751E-13 8.806677792745494E-10 -2.313700084235172E-8 2.338909702209996E-8 2.723125578531398E-10
i -1.171159336032826E-15 2.811923957363272E-15 -8.657909923260605E-13 -2.726801310376549E-10 2.723125578531398E-10 1.420842327487592E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.3   n/a MPO436132  

49830 (1999 XP83)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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