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JPL Small-Body Database Browser
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154206 (2002 HD16)
Classification: Main-belt Asteroid          SPK-ID: 2154206
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1157732975987301 6.3478e-08  
a 3.11568104175888 3.0222e-08 au
q 2.754968373288608 2.0066e-07 au
i 1.671866486768979 6.9249e-06 deg
node 176.7698594805281 0.00018883 deg
peri 26.77049730023545 0.00019048 deg
M 97.91479175886843 2.474e-05 deg
tp 2458454.146514176016
(2018-Dec-01.64651418)
0.00013604 TDB
period 2008.759364785348
5.50
2.9228e-05
8.002e-08
d
yr
n .179215094804782 2.6076e-09 deg/d
Q 3.476393710229153 3.3721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      6697 days (18.34 yr)  
   first obs. used      2000-12-29  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60784  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 16:42:17  

Additional Information
 Earth MOID = 1.75157 au 
 Jupiter MOID = 1.48166 au 
 T_jup = 3.207 
[ 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 16.0   n/a MPO436780  

154206 (2002 HD16)          Discovered 2002-Apr-18 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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