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JPL Small-Body Database Browser
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423540 (2005 UF228)
Classification: Main-belt Asteroid          SPK-ID: 2423540
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2273245048670398 1.9285e-07  
a 2.594621485232441 7.3807e-08 au
q 2.004800440784593 5.497e-07 au
i 10.78159324465698 8.6773e-06 deg
node 218.2191673606768 5.3467e-05 deg
peri 297.0327001470602 0.00012861 deg
M 96.50630658580653 5.487e-05 deg
tp 2458591.274548912990
(2019-Apr-17.77454891)
0.00024657 TDB
period 1526.544405264708
4.18
6.5136e-05
1.783e-07
d
yr
n .2358267461846777 1.0062e-08 deg/d
Q 3.18444252968029 9.0585e-08 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      4958 days (13.57 yr)  
   first obs. used      2005-10-01  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:24:52  

Additional Information
 Earth MOID = 1.03937 au 
 Jupiter MOID = 1.9262 au 
 T_jup = 3.356 
[ 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 17.3   n/a MPO472255  

423540 (2005 UF228)          Discovered 2005-Oct-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-02-04

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