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JPL Small-Body Database Browser
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66045 (1998 QJ84)
Classification: Main-belt Asteroid          SPK-ID: 2066045
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3099067119281463 3.4213e-08  
a 3.001783952768347 1.9154e-08 au
q 2.071510958047234 1.0281e-07 au
i 7.995119708396403 6.4074e-06 deg
node 204.6785601938805 3.0736e-05 deg
peri 72.6938061311328 3.2893e-05 deg
M 99.93194108914665 1.2295e-05 deg
tp 2458473.185884774786
(2018-Dec-20.68588477)
6.1976e-05 TDB
period 1899.623677996326
5.20
1.8182e-05
4.978e-08
d
yr
n .1895112196009889 1.8139e-09 deg/d
Q 3.93205694748946 2.509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      10013 days (27.41 yr)  
   first obs. used      1992-06-02  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 05:48:37  

Additional Information
 Earth MOID = 1.0725 au 
 Jupiter MOID = 1.32758 au 
 T_jup = 3.164 
[ 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 15.0   n/a MPO436242  

66045 (1998 QJ84)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20030910/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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