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134532 (1999 RF55)
Classification: Main-belt Asteroid          SPK-ID: 2134532
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1761940804267811 5.1509e-08  
a 2.31139846724332 8.3651e-09 au
q 1.904143739807512 1.2106e-07 au
i 1.779938530884294 5.7411e-06 deg
node 280.8977200606814 0.00014929 deg
peri 75.45838117273611 0.0001504 deg
M 310.3764825398881 1.5898e-05 deg
tp 2459177.427647344208
(2020-Nov-23.92764734)
5.6845e-05 TDB
period 1283.543696698104
3.51
6.9678e-06
1.908e-08
d
yr
n .2804735054412986 1.5226e-09 deg/d
Q 2.718653194679127 9.839e-09 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      7755 days (21.23 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55294  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:08:28  

Additional Information
 Earth MOID = .900682 au 
 Jupiter MOID = 2.72685 au 
 T_jup = 3.563 
[ 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 16.8   n/a MPO432809  

134532 (1999 RF55)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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