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46825 (1998 OJ2)
Classification: Main-belt Asteroid          SPK-ID: 2046825
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05075496050115449 3.0153e-08  
a 2.412863070108887 8.9928e-09 au
q 2.290398300290816 7.4336e-08 au
i 5.962224706542147 3.6678e-06 deg
node 151.0559541256827 3.6704e-05 deg
peri 138.6968528738377 5.5269e-05 deg
M 29.31076101917994 4.1696e-05 deg
tp 2459089.039230950263
(2020-Aug-27.53923095)
0.00015853 TDB
period 1368.98106574743
3.75
7.6534e-06
2.095e-08
d
yr
n .2629693054253084 1.4701e-09 deg/d
Q 2.535327839926958 9.4493e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1670  
   data-arc span      8030 days (21.98 yr)  
   first obs. used      1998-07-25  
   last obs. used      2020-07-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4905  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:40  

Additional Information
 Earth MOID = 1.27625 au 
 Jupiter MOID = 2.54245 au 
 T_jup = 3.509 
[ 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 14.81   n/a E2021B10  

46825 (1998 OJ2)          Discovered 1998-Jul-25 by Comba, P. G. at Prescott
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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