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JPL Small-Body Database Browser
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442486 (2011 UH387)
Classification: Main-belt Asteroid          SPK-ID: 2442486
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2224448207231489 9.3787e-08  
a 2.79530454787776 6.9658e-08 au
q 2.173503528858489 3.0521e-07 au
i 13.99883158429852 1.0796e-05 deg
node 83.40509066516695 3.8664e-05 deg
peri 249.7244381160656 5.0109e-05 deg
M 268.0013356437531 3.9976e-05 deg
tp 2459036.735640922641
(2020-Jul-06.23564092)
0.00020247 TDB
period 1707.033812186939
4.67
6.3808e-05
1.747e-07
d
yr
n .210892131971769 7.883e-09 deg/d
Q 3.417105566897031 8.5153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6553 days (17.94 yr)  
   first obs. used      2001-07-13  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53063  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:17  

Additional Information
 Earth MOID = 1.20727 au 
 Jupiter MOID = 2.07738 au 
 T_jup = 3.248 
[ 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 16.2   n/a E2015L36  

442486 (2011 UH387)          Discovered 2006-Sep-27 by CSS at Catalina
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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