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JPL Small-Body Database Browser
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74068 (1998 MJ4)
Classification: Main-belt Asteroid          SPK-ID: 2074068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330561889803169 3.7082e-08  
a 2.297392235293424 1.0347e-08 au
q 1.991709979872309 8.3876e-08 au
i 6.107819814506976 5.4159e-06 deg
node 279.2671219935224 4.2696e-05 deg
peri 313.2937549339868 4.8226e-05 deg
M 38.838047614411 2.3055e-05 deg
tp 2458463.283594223841
(2018-Dec-10.78359422)
8.1248e-05 TDB
period 1271.894678379457
3.48
8.5928e-06
2.353e-08
d
yr
n .2830423038318567 1.9122e-09 deg/d
Q 2.603074490714539 1.1724e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7807 days (21.37 yr)  
   first obs. used      1998-06-16  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54042  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:49:27  

Additional Information
 Earth MOID = .985932 au 
 Jupiter MOID = 2.41949 au 
 T_jup = 3.575 
[ 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 16.0   n/a MPO395673  

74068 (1998 MJ4)          Discovered 1998-Jun-22 by Comba, P. G. at Prescott
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 MJ4 = 2001 FS79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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