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437853 (1999 VR111)
Classification: Main-belt Asteroid          SPK-ID: 2437853
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2943103557864667 1.1904e-07  
a 2.667628134578234 3.1097e-08 au
q 1.882517549184526 3.2967e-07 au
i 12.04967849388221 9.0056e-06 deg
node 240.6687416127008 2.7829e-05 deg
peri 171.507907109872 3.38e-05 deg
M 309.7112343965997 1.8145e-05 deg
tp 2459422.807868821015
(2021-Jul-27.30786882)
8.332e-05 TDB
period 1591.425675601671
4.36
2.7827e-05
7.619e-08
d
yr
n .2262122608169525 3.9555e-09 deg/d
Q 3.452738719971943 4.0249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      7550 days (20.67 yr)  
   first obs. used      1999-10-13  
   last obs. used      2020-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59434  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:28:03  

Additional Information
 Earth MOID = .89399 au 
 Jupiter MOID = 1.93496 au 
 T_jup = 3.289 
[ 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 16.8   n/a MPO472433  

437853 (1999 VR111)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

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