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97736 (2000 HT21)
Classification: Main-belt Asteroid          SPK-ID: 2097736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08760020452140226 6.0102e-08  
a 2.163249559540191 7.5167e-09 au
q 1.973748455693636 1.3173e-07 au
i 3.549960913154749 6.8939e-06 deg
node 224.0935000056191 6.2246e-05 deg
peri 25.80500224925226 6.8413e-05 deg
M 87.85454615820858 2.8684e-05 deg
tp 2458716.890939213642
(2019-Aug-21.39093921)
9.247e-05 TDB
period 1162.139767920815
3.18
6.0572e-06
1.658e-08
d
yr
n .3097734110278975 1.6146e-09 deg/d
Q 2.352750663386745 8.1752e-09 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      7055 days (19.32 yr)  
   first obs. used      2000-04-24  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 00:22:20  

Additional Information
 Earth MOID = .960468 au 
 Jupiter MOID = 2.65702 au 
 T_jup = 3.687 
[ 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 16.8   n/a MPO474855  

97736 (2000 HT21)          Discovered 2000-Apr-28 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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