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JPL Small-Body Database Browser
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108807 (2001 ON74)
Classification: Main-belt Asteroid          SPK-ID: 2108807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2269981745424278 7.8081e-08  
a 2.798718427144971 1.9427e-08 au
q 2.163414453124808 2.2496e-07 au
i 11.62295389622368 8.7708e-06 deg
node 310.9175662669986 2.082e-05 deg
peri 20.46053126407745 2.3901e-05 deg
M 355.1362024126207 1.3019e-05 deg
tp 2459023.605226484324
(2020-Jun-23.10522648)
6.1995e-05 TDB
period 1710.161943404076
4.68
1.7806e-05
4.875e-08
d
yr
n .2105063800469214 2.1918e-09 deg/d
Q 3.434022401165134 2.3836e-08 au
  Orbit Determination Parameters
   # obs. used (total)      512  
   data-arc span      8821 days (24.15 yr)  
   first obs. used      1994-01-21  
   last obs. used      2018-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55063  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:25:45  

Additional Information
 Earth MOID = 1.1561 au 
 Jupiter MOID = 1.94186 au 
 T_jup = 3.258 
[ 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 14.9   n/a MPO436523  

108807 (2001 ON74)          Discovered 2001-Jul-29 by Broughton, J. at Reedy Creek
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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