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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2144073497154836 1.785e-08  
a 2.572111105853688 1.2797e-08 au
q 2.020631580473837 4.6895e-08 au
i 32.5204213472768 8.8447e-07 deg
node 6.578353761730781 2.1356e-06 deg
peri 207.8957487992141 6.3161e-06 deg
M 237.1740083680097 6.9999e-06 deg
tp 2459910.568262295778
(2022-Nov-27.06826230)
3.2527e-05 TDB
period 1506.721598315836
4.13
1.1245e-05
3.079e-08
d
yr
n .2389293419583261 1.7831e-09 deg/d
Q 3.123590631233538 1.5541e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1704  
   data-arc span      24241 days (66.37 yr)  
   first obs. used      1954-09-28  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:45:28  

Additional Information
 Earth MOID = 1.04626 au 
 Jupiter MOID = 1.91418 au 
 T_jup = 3.181 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457338.5 (2015-Nov-12.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2142085416846488 1.7851e-08  
q 2.021609142672993 4.6856e-08 au
tp 2456897.363972482546
(2014-Aug-27.86397248)
1.7619e-05 TDB
node 6.610235972459132 2.1352e-06 deg
peri 207.9325242212339 6.3206e-06 deg
i 32.52705468450117 8.8435e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      1704  
   data-arc span      24241 days (66.37 yr)  
   first obs. used      1954-09-28  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:45:28  

Additional Information
 Jupiter MOID = 1.91418 au 
 T_jup = 3.181 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.186493649300434E-16 -8.166970089285855E-16 -1.898077057475391E-13 -1.362298260187272E-14 -6.596105989032284E-14 3.904244795081787E-15
q -8.166970089285855E-16 2.195501974048079E-15 5.415764584091304E-13 3.356410649866156E-14 1.889740744040944E-13 -9.757090962143587E-15
tp -1.898077057475391E-13 5.415764584091304E-13 3.104201906698771E-10 -1.411459484750064E-11 1.107978448335439E-10 3.749079075180583E-12
node -1.362298260187272E-14 3.356410649866156E-14 -1.411459484750064E-11 4.559118570362464E-12 -5.685368951553586E-12 -7.004410201422649E-13
peri -6.596105989032284E-14 1.889740744040944E-13 1.107978448335439E-10 -5.685368951553586E-12 3.995022068421191E-11 1.134080372798936E-12
i 3.904244795081787E-15 -9.757090962143587E-15 3.749079075180583E-12 -7.004410201422649E-13 1.134080372798936E-12 7.820760124148693E-13

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 13.58   n/a E2021B10  
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

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