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JPL Small-Body Database Browser
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59814 (1999 RX18)
Classification: Main-belt Asteroid          SPK-ID: 2059814
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027677064319135 3.5622e-08  
a 2.325444979842654 9.914e-09 au
q 1.853919834846351 8.302e-08 au
i 2.120060579752169 4.6227e-06 deg
node 7.066608288586077 0.00010682 deg
peri 283.3053455076057 0.0001074 deg
M 233.1494637322774 1.2618e-05 deg
tp 2459056.901787298838
(2020-Jul-26.40178730)
4.7021e-05 TDB
period 1295.261717150418
3.55
8.2831e-06
2.268e-08
d
yr
n .2779361076092033 1.7774e-09 deg/d
Q 2.796970124838956 1.1924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      609  
   data-arc span      21330 days (58.40 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59757  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:40:36  

Additional Information
 Earth MOID = .838449 au 
 Jupiter MOID = 2.38652 au 
 T_jup = 3.546 
[ 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 16.3   n/a MPO432152  

59814 (1999 RX18)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RX18 = 1998 EG7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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