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JPL Small-Body Database Browser
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442066 (2010 RQ142)
Classification: Main-belt Asteroid          SPK-ID: 2442066
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1038542695397125 1.2327e-07  
a 3.10418512565061 1.0237e-07 au
q 2.781802246910125 4.2606e-07 au
i 10.07435773217906 1.1966e-05 deg
node 347.4276337258869 3.6556e-05 deg
peri 4.794013324157876 5.6758e-05 deg
M 219.6998775511111 4.8256e-05 deg
tp 2459379.030079093574
(2021-Jun-13.53007909)
0.00029565 TDB
period 1997.652058898159
5.47
9.8817e-05
2.705e-07
d
yr
n .1802115630679772 8.9144e-09 deg/d
Q 3.426568004391095 1.13e-07 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      3198 days (8.76 yr)  
   first obs. used      2010-08-06  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:17  

Additional Information
 Earth MOID = 1.77532 au 
 Jupiter MOID = 1.9928 au 
 T_jup = 3.189 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457318.5 (2015-Oct-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .104096541996401 1.2303e-07  
q 2.782361017114428 4.2547e-07 au
tp 2457384.692475914362
(2015-Dec-28.19247591)
0.00023208 TDB
node 347.4424984491361 3.6545e-05 deg
peri 5.36343760295535 5.6865e-05 deg
i 10.0751982053263 1.1966e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      3198 days (8.76 yr)  
   first obs. used      2010-08-06  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:13:17  

Additional Information
 Jupiter MOID = 1.9928 au 
 T_jup = 3.189 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.513583068109397E-14 -5.127948370218937E-14 -1.328678330579949E-11 -6.96992372630517E-14 -1.954987067657462E-12 -1.892739092258722E-14
q -5.127948370218937E-14 1.810205314385529E-13 5.26737463586068E-11 2.247577480851191E-13 8.066083638235831E-12 8.123110669187784E-14
tp -1.328678330579949E-11 5.26737463586068E-11 5.386109635648624E-8 4.930463618320953E-11 1.008469313713101E-8 4.697465125233299E-11
node -6.96992372630517E-14 2.247577480851191E-13 4.930463618320953E-11 1.335526228429498E-9 -1.307257546116578E-9 -1.726441272061956E-10
peri -1.954987067657462E-12 8.066083638235831E-12 1.008469313713101E-8 -1.307257546116578E-9 3.233675129427852E-9 1.784368552229523E-10
i -1.892739092258722E-14 8.123110669187784E-14 4.697465125233299E-11 -1.726441272061956E-10 1.784368552229523E-10 1.431817014251816E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO437719  

442066 (2010 RQ142)          Discovered 2010-Aug-06 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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