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70205 (1999 RE26)
Classification: Main-belt Asteroid          SPK-ID: 2070205
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .214662078208234 7.4205e-08  
a 2.571511600377072 1.6747e-08 au
q 2.019505576103548 1.9783e-07 au
i 32.52430786527109 6.7295e-06 deg
node 6.583530958113371 7.3732e-06 deg
peri 207.9448280820109 1.6995e-05 deg
M 142.4646184893004 2.221e-05 deg
tp 2458404.445903313248
(2018-Oct-12.94590331)
8.8485e-05 TDB
period 1506.194850922556
4.12
1.4714e-05
4.028e-08
d
yr
n .2390129004753251 2.3349e-09 deg/d
Q 3.123517624650596 2.0343e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1580  
   data-arc span      24156 days (66.14 yr)  
   first obs. used      1954-09-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:26  

Additional Information
 Earth MOID = 1.04449 au 
 Jupiter MOID = 1.9166 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457273.5 (2015-Sep-08.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141853827932169 7.4352e-08  
q 2.021673498875677 1.982e-07 au
tp 2456897.350242769480
(2014-Aug-27.85024277)
7.8322e-05 TDB
node 6.611050002055897 7.3691e-06 deg
peri 207.9315925166825 1.7019e-05 deg
i 32.52632448298234 6.73e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1580  
   data-arc span      24156 days (66.14 yr)  
   first obs. used      1954-09-28  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45376  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:26  

Additional Information
 Jupiter MOID = 1.9166 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.528162850595494E-15 -1.471243953080251E-14 -4.212114600311243E-12 -9.725930008583098E-15 -7.614170707147142E-13 -1.930412772698334E-14
q -1.471243953080251E-14 3.928389719951209E-14 1.150947931892535E-11 2.705194802019129E-14 2.090706844140404E-12 5.379963232192984E-14
tp -4.212114600311243E-12 1.150947931892535E-11 6.134270588286519E-9 6.15649195179616E-12 1.209891358424071E-9 3.125987211982351E-11
node -9.725930008583098E-15 2.705194802019129E-14 6.15649195179616E-12 5.430357561726374E-11 -4.411529884125585E-11 7.899947218816823E-12
peri -7.614170707147142E-13 2.090706844140404E-12 1.209891358424071E-9 -4.411529884125585E-11 2.896408549072956E-10 -1.973354999805395E-13
i -1.930412772698334E-14 5.379963232192984E-14 3.125987211982351E-11 7.899947218816823E-12 -1.973354999805395E-13 4.529348822239451E-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 13.6   n/a MPO502589  
diameter diameter 4.732 km 0.574 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.289   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

70205 (1999 RE26)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RE26 = 2000 VU61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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