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27016 (1998 HK143)
Classification: Main-belt Asteroid          SPK-ID: 2027016
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .107036996672557 2.8323e-08  
a 2.334869299673975 7.0551e-09 au
q 2.084951902213917 6.5614e-08 au
i 7.496635809546672 3.6856e-06 deg
node 153.3775158553594 2.4506e-05 deg
peri 123.6414603217447 3.055e-05 deg
M 17.33560506927585 1.7722e-05 deg
tp 2458937.747823587764
(2020-Mar-29.24782359)
6.4157e-05 TDB
period 1303.143640970625
3.57
5.9064e-06
1.617e-08
d
yr
n .2762550410266822 1.2521e-09 deg/d
Q 2.584786697134034 7.8102e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2089  
   data-arc span      9141 days (25.03 yr)  
   first obs. used      1995-07-23  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4759  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 02:26:49  

Additional Information
 Earth MOID = 1.07951 au 
 Jupiter MOID = 2.53612 au 
 T_jup = 3.549 
[ 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 14.1   n/a MPO365572  

27016 (1998 HK143)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

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