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56678 Alicewessen (2000 LR1)
Classification: Main-belt Asteroid          SPK-ID: 2056678
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137302769831229 8.368e-08  
a 3.069243938390836 4.2468e-08 au
q 2.720177975148875 2.5531e-07 au
i 8.765531795322099 7.9483e-06 deg
node 296.5990593284408 5.4079e-05 deg
peri 80.9958351672727 6.8004e-05 deg
M 242.6916727679579 4.3462e-05 deg
tp 2458040.488069848946
(2017-Oct-13.98806985)
0.00024542 JED
period 1964.018331707053
5.38
4.0763e-05
1.116e-07
d
yr
n .1832976781266095 3.8043e-09 deg/d
Q 3.418309901632798 4.7297e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      8991 days (24.62 yr)  
   first obs. used      1990-10-12  
   last obs. used      2015-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54597  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 18:03:46  

Additional Information
 Earth MOID = 1.73751 au 
 Jupiter MOID = 2.13479 au 
 T_jup = 3.204 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.2 mag n/a MPO290854  

56678 Alicewessen           Discovered 2000 June 3 by G. Hug at Farpoint Observatory.
Alice Wessen (b. 1957) has worked for over twenty years at NASA's Jet Propulsion Laboratory as Outreach Manager for planetary missions. She is a Co-Investigator for the Planetary Science Education and Public Outreach Forum, and is a recipient of NASA's Exceptional Service Medal.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

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