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152823 (1999 UK41)
Classification: Main-belt Asteroid          SPK-ID: 2152823
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07220254253963301 3.9126e-08  
a 2.990791039531004 2.0895e-08 au
q 2.774848322272113 1.1255e-07 au
i 3.522363811166823 4.061e-06 deg
node 265.5195451626599 6.5813e-05 deg
peri 25.37902878323343 7.2254e-05 deg
M 119.1405083861609 3.0585e-05 deg
tp 2458575.277668982936
(2019-Apr-01.77766898)
0.00015969 TDB
period 1889.198243443854
5.17
1.9798e-05
5.42e-08
d
yr
n .1905570266377918 1.9969e-09 deg/d
Q 3.206733756789895 2.2403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      640  
   data-arc span      7793 days (21.34 yr)  
   first obs. used      1999-10-02  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:49  

Additional Information
 Earth MOID = 1.75715 au 
 Jupiter MOID = 1.91499 au 
 T_jup = 3.249 
[ 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 15.1   n/a MPO439911  

152823 (1999 UK41)          Discovered 1999-Oct-18 by Spacewatch at Kitt Peak
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1999 UK41 = 2002 EH123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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