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JPL Small-Body Database Browser
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108808 (2001 OR74)
Classification: Main-belt Asteroid          SPK-ID: 2108808
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3338918777738051 3.4362e-08  
a 2.626791062739624 1.0471e-08 au
q 1.749726862282042 8.9293e-08 au
i 28.22125813927349 7.9862e-06 deg
node 191.3206909494506 7.5768e-06 deg
peri 105.520677512929 1.4149e-05 deg
M 180.1089052104173 1.2472e-05 deg
tp 2459777.540912884945
(2022-Jul-17.04091288)
5.6158e-05 TDB
period 1555.022659491754
4.26
9.2976e-06
2.546e-08
d
yr
n .2315078804817308 1.3842e-09 deg/d
Q 3.503855263197207 1.3967e-08 au
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      8718 days (23.87 yr)  
   first obs. used      1996-03-17  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51536  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:14:11  

Additional Information
 Earth MOID = .919943 au 
 Jupiter MOID = 2.52028 au 
 T_jup = 3.161 
[ 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 14.5   n/a MPO459507  

108808 (2001 OR74)          Discovered 2001-Jul-29 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 OR74 = 1996 JQ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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