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70315 (1999 RE139)
Classification: Main-belt Asteroid          SPK-ID: 2070315
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1861746815331522 3.1126e-08  
a 2.347757269989404 7.5592e-09 au
q 1.910664307931984 7.5495e-08 au
i 1.698898794763724 3.0058e-06 deg
node 281.9246043054291 0.00015623 deg
peri 335.1541901003963 0.00015663 deg
M 331.2153230257736 1.1683e-05 deg
tp 2459105.559922783517
(2020-Sep-13.05992278)
4.2731e-05 TDB
period 1313.948120242276
3.60
6.3458e-06
1.737e-08
d
yr
n .2739834202385557 1.3232e-09 deg/d
Q 2.784850232046824 8.9665e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1108  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:37:05  

Additional Information
 Earth MOID = .895788 au 
 Jupiter MOID = 2.27372 au 
 T_jup = 3.536 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456677.5 (2014-Jan-20.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867404728354056 3.1052e-08  
q 1.909393907188389 7.5368e-08 au
tp 2456477.143348808349
(2013-Jul-03.64334881)
4.2123e-05 TDB
node 282.0240441438521 0.0001561 deg
peri 335.0522345584502 0.0001565 deg
i 1.699911136693794 3.0066e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1108  
   data-arc span      7569 days (20.72 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:37:05  

Additional Information
 Jupiter MOID = 2.27372 au 
 T_jup = 3.536 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.642332039640857E-16 -2.333499695595651E-15 -3.364039167741504E-13 -1.467743884190859E-14 -7.553788270467384E-14 -6.114856150917053E-16
q -2.333499695595651E-15 5.6803217534635E-15 7.58350497420197E-13 3.670548979380535E-14 1.686027944326258E-13 1.539211256082617E-15
tp -3.364039167741504E-13 7.58350497420197E-13 1.774334234114846E-9 1.127569807956627E-11 4.98411422303054E-10 6.090345397128328E-13
node -1.467743884190859E-14 3.670548979380535E-14 1.127569807956627E-11 2.436860676456576E-8 -2.435395774885566E-8 -1.469450181740515E-11
peri -7.553788270467384E-14 1.686027944326258E-13 4.98411422303054E-10 -2.435395774885566E-8 2.4492804914009E-8 1.486127345354173E-11
i -6.114856150917053E-16 1.539211256082617E-15 6.090345397128328E-13 -1.469450181740515E-11 1.486127345354173E-11 9.039810135730183E-12

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 15.5   n/a MPO267921  
diameter diameter 1.853 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.270   0.135 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70315 (1999 RE139)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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