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JPL Small-Body Database Browser
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59896 (1999 RO140)
Classification: Main-belt Asteroid          SPK-ID: 2059896
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1823686569103457 5.2075e-08  
a 3.09999252683025 2.8057e-08 au
q 2.534651053280108 1.6419e-07 au
i 2.269081232679602 5.6466e-06 deg
node 64.37786501745239 0.00014555 deg
peri 300.9236513276631 0.00014631 deg
M 268.9747652624302 1.8093e-05 deg
tp 2459504.579114847650
(2021-Oct-17.07911485)
0.00010416 TDB
period 1993.606299048132
5.46
2.7065e-05
7.41e-08
d
yr
n .1805772785589039 2.4515e-09 deg/d
Q 3.66533400038039 3.3173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   data-arc span      8970 days (24.56 yr)  
   first obs. used      1994-10-10  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54998  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:40:59  

Additional Information
 Earth MOID = 1.53392 au 
 Jupiter MOID = 1.79487 au 
 T_jup = 3.195 
[ 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 15.0   n/a MPO474479  
diameter diameter 5.554 km 0.858 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59896 (1999 RO140)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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