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JPL Small-Body Database Browser
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305918 (2009 FU61)
Classification: Main-belt Asteroid          SPK-ID: 2305918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02656047785167136 7.6872e-08  
a 2.740364220020746 4.2084e-08 au
q 2.667578836849372 2.2e-07 au
i 6.296606723524311 7.8685e-06 deg
node 170.7311667324169 5.586e-05 deg
peri 176.4362320628732 0.00013144 deg
M 285.5309093919852 0.00011958 deg
tp 2458943.255481694652
(2020-Apr-03.75548169)
0.0005508 TDB
period 1656.955555689231
4.54
3.8169e-05
1.045e-07
d
yr
n .2172659361706619 5.0049e-09 deg/d
Q 2.813149603192119 4.3202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      157  
   data-arc span      5138 days (14.07 yr)  
   first obs. used      2004-03-20  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56166  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:14:11  

Additional Information
 Earth MOID = 1.65918 au 
 Jupiter MOID = 2.28155 au 
 T_jup = 3.341 
[ 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 16.5   n/a MPO440441  

305918 (2009 FU61)          Discovered 2009-Mar-18 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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