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71038 (1999 XL73)
Classification: Main-belt Asteroid          SPK-ID: 2071038
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 .06250776285070853 5.332e-08  
a 2.746867275317045 1.7479e-08 au
q 2.575166747089155 1.4606e-07 au
i 4.299926220055495 5.5261e-06 deg
node 243.0324309203277 6.5699e-05 deg
peri 156.8452248372327 7.6917e-05 deg
M 215.0774203690561 3.9422e-05 deg
tp 2459669.904295978722
(2022-Mar-31.40429598)
0.00018368 TDB
period 1662.857141834126
4.55
1.5872e-05
4.346e-08
d
yr
n .216494845494016 2.0664e-09 deg/d
Q 2.918567803544934 1.8572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      830  
   data-arc span      7554 days (20.68 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53701  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:40  

Additional Information
 Earth MOID = 1.58377 au 
 Jupiter MOID = 2.36046 au 
 T_jup = 3.341 
[ 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 14.9   n/a MPO390207  

71038 (1999 XL73)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XL73 = 2001 FY109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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