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JPL Small-Body Database Browser
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392138 (2009 HY1)
Classification: Main-belt Asteroid          SPK-ID: 2392138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .166520967435498 2.4904e-07  
a 3.041307790231487 6.8416e-08 au
q 2.534866274733023 7.9902e-07 au
i 2.876600968404369 1.3746e-05 deg
node 133.4037364480709 0.00017959 deg
peri 46.78885810676471 0.00020475 deg
M 338.4090555267344 6.8796e-05 deg
tp 2458716.687157845157
(2019-Aug-21.18715785)
0.00037 TDB
period 1937.264804513204
5.30
6.537e-05
1.79e-07
d
yr
n .1858290096229053 6.2705e-09 deg/d
Q 3.547749305729951 7.9809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      9453 days (25.88 yr)  
   first obs. used      1993-03-23  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73132  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:10:19  

Additional Information
 Earth MOID = 1.53978 au 
 Jupiter MOID = 1.41405 au 
 T_jup = 3.217 
[ 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 16.7   n/a MPO427953  

392138 (2009 HY1)          Discovered 2009-Mar-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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