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305527 (2008 FN91)
Classification: Main-belt Asteroid          SPK-ID: 2305527
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03516589997543054 5.6465e-08  
a 3.087137380438693 3.9071e-08 au
q 2.978575416107773 1.7166e-07 au
i 14.0469986237277 8.9938e-06 deg
node 6.950783186249635 2.5595e-05 deg
peri 85.25647386806111 0.00016025 deg
M 168.6713840193078 0.00015456 deg
tp 2458072.236510207686
(2017-Nov-14.73651021)
0.00084905 TDB
period 1981.218440034738
5.42
3.7612e-05
1.03e-07
d
yr
n .1817063644903729 3.4495e-09 deg/d
Q 3.195699344769612 4.0445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      166  
   data-arc span      6310 days (17.28 yr)  
   first obs. used      2002-01-14  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52135  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:51:03  

Additional Information
 Earth MOID = 2.03463 au 
 Jupiter MOID = 1.87123 au 
 T_jup = 3.179 
[ 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 15.8   n/a MPO471208  

305527 (2008 FN91)          Discovered 2008-Mar-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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