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19680 (1999 RE180)
Classification: Main-belt Asteroid          SPK-ID: 2019680
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1138330425934117 3.1678e-08  
a 2.308327399727831 7.7573e-09 au
q 2.045563468515073 7.3482e-08 au
i 7.293449358497139 3.7048e-06 deg
node 53.47541647843033 2.8433e-05 deg
peri 237.848923955503 3.3077e-05 deg
M 14.77494658056041 1.7404e-05 deg
tp 2458947.926371080874
(2020-Apr-08.42637108)
6.1906e-05 TDB
period 1280.986452823273
3.51
6.4572e-06
1.768e-08
d
yr
n .2810334170252667 1.4166e-09 deg/d
Q 2.571091330940589 8.6403e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2194  
   data-arc span      10735 days (29.39 yr)  
   first obs. used      1991-03-14  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43328  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:29:31  

Additional Information
 Earth MOID = 1.04026 au 
 Jupiter MOID = 2.57221 au 
 T_jup = 3.567 
[ 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 13.8   n/a MPO384923  

19680 (1999 RE180)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RE180 = 1991 EB1 = 1998 FL92 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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