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71687 (2000 FY31)
Classification: Main-belt Asteroid          SPK-ID: 2071687
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06973662713450972 4.9779e-08  
a 2.967228434350292 1.9712e-08 au
q 2.760303931401091 1.442e-07 au
i 14.98016473450392 4.7696e-06 deg
node 55.76383261212551 1.6554e-05 deg
peri 3.08558176274765 3.7892e-05 deg
M 95.9896862522393 3.2344e-05 deg
tp 2458502.709079024437
(2019-Jan-19.20907902)
0.00016812 TDB
period 1866.916525597273
5.11
1.8603e-05
5.093e-08
d
yr
n .1928313318051685 1.9215e-09 deg/d
Q 3.174152937299493 2.1086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      974  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1998-12-17  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:46:16  

Additional Information
 Earth MOID = 1.77252 au 
 Jupiter MOID = 2.18634 au 
 T_jup = 3.209 
[ 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 14.3   n/a MPO240731  

71687 (2000 FY31)          Discovered 2000-Mar-29 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 FY31 = 2002 QR45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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