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152402 (2005 US299)
Classification: Main-belt Asteroid          SPK-ID: 2152402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176144644572896 4.6033e-08  
a 2.803437533040196 2.1603e-08 au
q 2.473712728952208 1.3214e-07 au
i .7113614113739908 5.3874e-06 deg
node 204.0538760230543 0.00039032 deg
peri 16.82972246216757 0.00039089 deg
M 273.4501242055996 2.2059e-05 deg
tp 2459612.691185410577
(2022-Feb-02.19118541)
0.00010648 TDB
period 1714.489193494697
4.69
1.9818e-05
5.426e-08
d
yr
n .2099750767551942 2.4271e-09 deg/d
Q 3.133162337128184 2.4144e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      7442 days (20.38 yr)  
   first obs. used      2000-10-19  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56161  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:26:58  

Additional Information
 Earth MOID = 1.46436 au 
 Jupiter MOID = 1.8395 au 
 T_jup = 3.314 
[ 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 16.33   n/a MPCxxxxx  

152402 (2005 US299)          Discovered 2005-Oct-26 by Spacewatch at Kitt Peak
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2005 US299 = 2004 RZ275 = 2005 VQ122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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