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JPL Small-Body Database Browser
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46879 (1998 RZ4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2046879
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06526302395501642 4.1483e-08  
a 1.948913052435622 5.6461e-09 au
q 1.821721093208271 8.0131e-08 au
i 22.76225424077727 4.8464e-06 deg
node 177.8588903985662 8.1376e-06 deg
peri 358.7721948906926 2.659e-05 deg
M 36.75191804211326 2.4969e-05 deg
tp 2458499.047061207109
(2019-Jan-15.54706121)
6.8927e-05 TDB
period 993.7728399260604
2.72
4.3185e-06
1.182e-08
d
yr
n .3622558250100547 1.5742e-09 deg/d
Q 2.076105011662972 6.0146e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1313  
   data-arc span      11685 days (31.99 yr)  
   first obs. used      1987-08-24  
   last obs. used      2019-08-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51759  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:12:16  

Additional Information
 Earth MOID = .826351 au 
 Jupiter MOID = 2.88457 au 
 T_jup = 3.796 
[ 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 15.4   n/a MPO381608  

46879 (1998 RZ4)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RZ4 = 2000 JH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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