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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .294726997499656 1.1902e-07  
a 2.669333518413556 3.1028e-08 au
q 1.882608865206336 3.2973e-07 au
i 12.05631600885036 9.0091e-06 deg
node 240.7274609234001 2.7798e-05 deg
peri 171.3522781676297 3.375e-05 deg
M 264.6429056024439 1.7452e-05 deg
tp 2459422.442425658668
(2021-Jul-26.94242566)
8.3124e-05 TDB
period 1592.951989537692
4.36
2.7774e-05
7.604e-08
d
yr
n .2259955117068403 3.9404e-09 deg/d
Q 3.456058171620776 4.0173e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:33:45  

Additional Information
 Earth MOID = .894868 au 
 Jupiter MOID = 1.93117 au 
 T_jup = 3.288 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457254.5 (2015-Aug-20.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .298416249076657 1.2021e-07  
q 1.868499252367988 3.3378e-07 au
tp 2457830.935761455551
(2017-Mar-18.43576146)
6.0738e-05 TDB
node 240.7980233165839 2.7725e-05 deg
peri 171.2003749502641 3.3427e-05 deg
i 12.08690845745115 9.0315e-06 deg
  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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 09:33:45  

Additional Information
 Jupiter MOID = 1.93117 au 
 T_jup = 3.288 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.445132854737452E-14 -4.006655202174964E-14 -3.574127835461334E-13 -1.714150820703464E-13 1.103117877597488E-12 -5.470864482156889E-14
q -4.006655202174964E-14 1.114067881050694E-13 1.786126727535516E-12 4.786341913404806E-13 -2.900426853232915E-12 1.588671289014922E-13
tp -3.574127835461334E-13 1.786126727535516E-12 3.689067304806884E-9 7.117262711827599E-12 9.485088659125819E-10 3.117010137020153E-11
node -1.714150820703464E-13 4.786341913404806E-13 7.117262711827599E-12 7.686612744343391E-10 -7.619304451519604E-10 -1.089023842041716E-11
peri 1.103117877597488E-12 -2.900426853232915E-12 9.485088659125819E-10 -7.619304451519604E-10 1.11737401713711E-9 1.497862953853217E-11
i -5.470864482156889E-14 1.588671289014922E-13 3.117010137020153E-11 -1.089023842041716E-11 1.497862953853217E-11 8.156853623943135E-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 16.8   n/a MPO472433  

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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