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190508 (2000 HM43)
Classification: Main-belt Asteroid          SPK-ID: 2190508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1734051565813648 4.4729e-08  
a 2.380109399822119 1.101e-08 au
q 1.967386156665186 1.0513e-07 au
i .9951248168929192 4.3994e-06 deg
node 242.5617638479254 0.00028559 deg
peri 64.47574845081344 0.00028591 deg
M 159.0540281464312 1.4124e-05 deg
tp 2458607.935025166467
(2019-May-04.43502517)
5.175e-05 TDB
period 1341.20080721048
3.67
9.3064e-06
2.548e-08
d
yr
n .2684161820247875 1.8625e-09 deg/d
Q 2.792832642979052 1.2919e-08 au
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      10077 days (27.59 yr)  
   first obs. used      1993-07-19  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60269  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:07:56  

Additional Information
 Earth MOID = .950759 au 
 Jupiter MOID = 2.44811 au 
 T_jup = 3.518 
[ 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 17.0   n/a MPO281001  

190508 (2000 HM43)          Discovered 2000-Apr-29 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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