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JPL Small-Body Database Browser
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80270 (1999 XJ29)
Classification: Main-belt Asteroid          SPK-ID: 2080270
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05713597683528064 4.0402e-08  
a 2.291846754536481 1.1556e-08 au
q 2.160899851459272 9.2952e-08 au
i 5.600467934376265 4.8542e-06 deg
node 211.512278217982 4.6147e-05 deg
peri 262.5711499969153 6.6564e-05 deg
M 170.4073441110609 5.0867e-05 deg
tp 2458000.622467613990
(2017-Sep-04.12246761)
0.00017701 TDB
period 1267.292280068732
3.47
9.5853e-06
2.624e-08
d
yr
n .2840702225223649 2.1486e-09 deg/d
Q 2.42279365761369 1.2217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      510  
   data-arc span      7302 days (19.99 yr)  
   first obs. used      1999-11-04  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 09:29:47  

Additional Information
 Earth MOID = 1.18608 au 
 Jupiter MOID = 2.62991 au 
 T_jup = 3.589 
[ show covariance matrix ]

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 16.2   n/a MPO233885  

80270 (1999 XJ29)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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