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70246 (1999 RQ82)
Classification: Main-belt Asteroid          SPK-ID: 2070246
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1745499965821586 4.5962e-08  
a 2.388776225705449 1.0051e-08 au
q 1.971815343673021 1.1063e-07 au
i 12.35132966523284 4.5707e-06 deg
node 335.6768526038329 1.5644e-05 deg
peri 227.3836222930111 1.935e-05 deg
M 359.9933185599804 1.1293e-05 deg
tp 2459000.525028176112
(2020-May-31.02502818)
4.2302e-05 TDB
period 1348.533156637665
3.69
8.5108e-06
2.33e-08
d
yr
n .2669567286707269 1.6848e-09 deg/d
Q 2.805737107737877 1.1805e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      8085 days (22.14 yr)  
   first obs. used      1998-04-28  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43866  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:34:27  

Additional Information
 Earth MOID = .992609 au 
 Jupiter MOID = 2.22924 au 
 T_jup = 3.482 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457368.5 (2015-Dec-12.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1752536102408994 4.592e-08  
q 1.97002470949698 1.106e-07 au
tp 2457651.550335019427
(2016-Sep-20.05033502)
4.4185e-05 TDB
node 335.7035786241235 1.5638e-05 deg
peri 227.3456089964845 1.9324e-05 deg
i 12.35509931597723 4.5717e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      8085 days (22.14 yr)  
   first obs. used      1998-04-28  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43866  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 23:34:27  

Additional Information
 Jupiter MOID = 2.22924 au 
 T_jup = 3.482 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.108676937601124E-15 -5.064702832102037E-15 -8.332687750600797E-13 1.597205133654086E-15 -1.469898118790985E-13 -2.481143932854914E-15
q -5.064702832102037E-15 1.22329789491097E-14 1.870435951760945E-12 -5.104066675932965E-15 3.16833378614111E-13 6.284729519246054E-15
tp -8.332687750600797E-13 1.870435951760945E-12 1.952328377284135E-9 2.189830237070242E-12 5.06070000569736E-10 4.628288132780171E-12
node 1.597205133654086E-15 -5.104066675932965E-15 2.189830237070242E-12 2.445391199497072E-10 -2.375005454728963E-10 1.273119351800053E-11
peri -1.469898118790985E-13 3.16833378614111E-13 5.06070000569736E-10 -2.375005454728963E-10 3.734214783209397E-10 -1.125652441405049E-11
i -2.481143932854914E-15 6.284729519246054E-15 4.628288132780171E-12 1.273119351800053E-11 -1.125652441405049E-11 2.090035615077435E-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 14.2   n/a MPO366057  
diameter diameter 3.603 km 0.748 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.259   0.166 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70246 (1999 RQ82)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RQ82 = 2000 XX26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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