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216992 (2000 RO40)
Classification: Main-belt Asteroid          SPK-ID: 2216992
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304605205585277 3.8544e-08  
a 2.591186091989267 1.6162e-08 au
q 2.25313860556433 1.0464e-07 au
i 11.95581194078351 6.0895e-06 deg
node 219.3915861112473 2.0839e-05 deg
peri 127.1697820479575 3.4879e-05 deg
M 6.791982905491091 3.0033e-05 deg
tp 2459367.756449261921
(2021-Jun-02.25644926)
0.00012695 TDB
period 1523.513590904752
4.17
1.4254e-05
3.903e-08
d
yr
n .2362958900722446 2.2107e-09 deg/d
Q 2.929233578414204 1.827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      603  
   data-arc span      7258 days (19.87 yr)  
   first obs. used      2000-09-03  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50939  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:57:05  

Additional Information
 Earth MOID = 1.26954 au 
 Jupiter MOID = 2.5643 au 
 T_jup = 3.377 
[ show covariance matrix ]

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 15.58   n/a E2021B55  
diameter diameter 5.186 km 0.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216992 (2000 RO40)          Discovered 2000-Sep-03 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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