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JPL Small-Body Database Browser
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442215 (2011 HZ17)
Classification: Main-belt Asteroid          SPK-ID: 2442215
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08772001436380285 9.5422e-08  
a 2.262045713122492 2.5358e-08 au
q 2.063619030675808 2.1059e-07 au
i .9014228071955066 7.7448e-06 deg
node 228.2319147998311 0.00042483 deg
peri 343.1459051079634 0.00042743 deg
M 120.8684260799376 4.4254e-05 deg
tp 2458183.284092431144
(2018-Mar-05.78409243)
0.00015121 TDB
period 1242.654774253893
3.40
2.0896e-05
5.721e-08
d
yr
n .2897023432885042 4.8714e-09 deg/d
Q 2.460472395569175 2.7582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      71  
   data-arc span      6191 days (16.95 yr)  
   first obs. used      2002-11-07  
   last obs. used      2019-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63332  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:59:48  

Additional Information
 Earth MOID = 1.05779 au 
 Jupiter MOID = 2.50328 au 
 T_jup = 3.614 
[ 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 18.4   n/a MPO450445  

442215 (2011 HZ17)          Discovered 2011-Mar-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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