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71218 (1999 YF5)
Classification: Main-belt Asteroid          SPK-ID: 2071218
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0693495406416699 4.6622e-08  
a 3.153527089004217 2.8825e-08 au
q 2.934831433980712 1.4685e-07 au
i 16.93208604556936 4.7373e-06 deg
node 93.49854771125138 1.7359e-05 deg
peri 89.8235417070772 3.8214e-05 deg
M 160.4893630682987 3.483e-05 deg
tp 2458088.621390057129
(2017-Dec-01.12139006)
0.00019525 TDB
period 2045.47076082376
5.60
2.8045e-05
7.678e-08
d
yr
n .1759986047686252 2.4131e-09 deg/d
Q 3.372222744027722 3.0824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      863  
   data-arc span      7176 days (19.65 yr)  
   first obs. used      1999-12-15  
   last obs. used      2019-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:22:31  

Additional Information
 Earth MOID = 2.00004 au 
 Jupiter MOID = 1.86358 au 
 T_jup = 3.136 
[ 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 14.0   n/a MPO436281  

71218 (1999 YF5)          Discovered 1999-Dec-27 by Kobayashi, T. at Oizumi
Reference: 20031109/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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