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118621 (2000 HK16)
Classification: Main-belt Asteroid          SPK-ID: 2118621
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 .1511958008419314 3.6353e-08  
a 2.450556733803185 1.0743e-08 au
q 2.080042845927225 8.5669e-08 au
i 2.243670808654882 4.5721e-06 deg
node 196.6110398961281 0.00012276 deg
peri 46.95101293234272 0.00012435 deg
M 97.10072079008621 2.1126e-05 deg
tp 2458822.566384594358
(2019-Dec-05.06638459)
8.1526e-05 TDB
period 1401.185289243725
3.84
9.2144e-06
2.523e-08
d
yr
n .2569253351170325 1.6896e-09 deg/d
Q 2.821070621679145 1.2368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      498  
   data-arc span      7527 days (20.61 yr)  
   first obs. used      2000-03-11  
   last obs. used      2020-10-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54634  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:58:06  

Additional Information
 Earth MOID = 1.06636 au 
 Jupiter MOID = 2.19191 au 
 T_jup = 3.479 
[ 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 16.62   n/a E2021B55  

118621 (2000 HK16)          Discovered 2000-Apr-24 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 HK16 = 2001 RT13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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