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100873 (1998 HT82)
Classification: Main-belt Asteroid          SPK-ID: 2100873
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1784646070252426 3.5887e-08  
a 2.325836098206089 9.0632e-09 au
q 1.910756672934616 8.208e-08 au
i 1.378193001074182 4.4545e-06 deg
node 299.5781789137936 0.00024551 deg
peri 309.162779503964 0.00024643 deg
M 111.8216641032036 2.3829e-05 deg
tp 2458798.069825281537
(2019-Nov-10.56982528)		 8.4824e-05 TDB
period 1295.588507473268
3.55		 7.5729e-06
2.073e-08		 d
yr
n .2778660029194709 1.6242e-09 deg/d
Q 2.740915523477562 1.0681e-08 au
   Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      8276 days (22.66 yr)  
   first obs. used      1998-04-19  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62824  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:26:25  

Additional Information
 Earth MOID = .89566 au 
 Jupiter MOID = 2.29241 au 
 T_jup = 3.552 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO432536  

100873 (1998 HT82)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 HT82 = 2002 PT23 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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