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JPL Small-Body Database Browser
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100848 (1998 HE29)
Classification: Main-belt Asteroid          SPK-ID: 2100848
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08466002156593987 6.6454e-08  
a 2.356328570994265 1.1871e-08 au
q 2.15684174335745 1.5665e-07 au
i 7.585070723345844 7.4782e-06 deg
node 6.387916260988089 2.8299e-05 deg
peri 195.0863683695035 3.8551e-05 deg
M 41.25418884498816 2.5297e-05 deg
tp 2458849.102831739904
(2019-Dec-31.60283174)
9.29e-05 TDB
period 1321.150217701005
3.62
9.9839e-06
2.733e-08
d
yr
n .2724898313429134 2.0592e-09 deg/d
Q 2.55581539863108 1.2876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      700  
   data-arc span      7979 days (21.85 yr)  
   first obs. used      1998-03-22  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6063  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:12:10  

Additional Information
 Earth MOID = 1.15532 au 
 Jupiter MOID = 2.4052 au 
 T_jup = 3.538 
[ 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 15.7   n/a MPO426633  

100848 (1998 HE29)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 HE29 = 1999 RN79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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