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442016 (2010 OG81)
Classification: Main-belt Asteroid          SPK-ID: 2442016
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2140071772040762 2.131e-07  
a 3.123725518435644 4.9894e-08 au
q 2.455225837874892 6.8027e-07 au
i 9.371885790317746 1.3394e-05 deg
node 313.4092905272498 6.0958e-05 deg
peri 22.67614005937596 6.4122e-05 deg
M 305.523694639094 1.8945e-05 deg
tp 2459305.649645587721
(2021-Apr-01.14964559)
0.00011004 TDB
period 2016.544104520245
5.52
4.8314e-05
1.323e-07
d
yr
n .1785232463763283 4.2772e-09 deg/d
Q 3.792225198996395 6.0572e-08 au
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      9358 days (25.62 yr)  
   first obs. used      1993-09-16  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:42:06  

Additional Information
 Earth MOID = 1.44829 au 
 Jupiter MOID = 1.60676 au 
 T_jup = 3.159 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457420.5 (2016-Feb-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136892268326428 2.1356e-07  
q 2.455581323440593 6.8068e-07 au
tp 2457293.896817893197
(2015-Sep-28.39681789)
9.1222e-05 TDB
node 313.4425334174024 6.0995e-05 deg
peri 23.13808499394117 6.4095e-05 deg
i 9.368750458838575 1.3393e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      146  
   data-arc span      9358 days (25.62 yr)  
   first obs. used      1993-09-16  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4233  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:42:06  

Additional Information
 Jupiter MOID = 1.60676 au 
 T_jup = 3.159 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.560875353806412E-14 -1.45148989811642E-13 8.007726416978327E-12 6.669575337917267E-13 2.487389465061459E-12 8.131535947555405E-14
q -1.45148989811642E-13 4.633270228004674E-13 -2.44613248068609E-11 -2.108909983914707E-12 -7.721810876022403E-12 -2.505086074669444E-13
tp 8.007726416978327E-12 -2.44613248068609E-11 8.321535530494242E-9 1.019959951468071E-10 1.944083260023553E-9 2.067565972525814E-11
node 6.669575337917267E-13 -2.108909983914707E-12 1.019959951468071E-10 3.720368889341306E-9 -3.62647913932757E-9 5.608689480937861E-10
peri 2.487389465061459E-12 -7.721810876022403E-12 1.944083260023553E-9 -3.62647913932757E-9 4.108200187128662E-9 -5.465469189010228E-10
i 8.131535947555405E-14 -2.505086074669444E-13 2.067565972525814E-11 5.608689480937861E-10 -5.465469189010228E-10 1.793808249887896E-10

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 16.3   n/a MPO472460  
diameter diameter 3.533 km 0.282 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442016 (2010 OG81)          Discovered 2004-Aug-08 by LONEOS at Anderson Mesa
Reference: Last Updated: 2015-09-02

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