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150996 (2001 UR28)
Classification: Main-belt Asteroid          SPK-ID: 2150996
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1942883562266605 5.4934e-08  
a 2.596064304005024 1.3754e-08 au
q 2.091679237721178 1.3928e-07 au
i 3.187623943710835 4.7128e-06 deg
node 141.9864393667173 9.4771e-05 deg
peri 268.1426482534653 9.551e-05 deg
M 238.8216959355365 1.4222e-05 deg
tp 2459910.773285113518
(2022-Nov-27.27328511)
6.2687e-05 TDB
period 1527.817904947555
4.18
1.2142e-05
3.324e-08
d
yr
n .2356301747964902 1.8726e-09 deg/d
Q 3.100449370288869 1.6426e-08 au
  Orbit Determination Parameters
   # obs. used (total)      404  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1997-12-04  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60493  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:07:58  

Additional Information
 Earth MOID = 1.10457 au 
 Jupiter MOID = 2.28514 au 
 T_jup = 3.388 
[ 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 16.48   n/a E2021B55  

150996 (2001 UR28)          Discovered 2001-Oct-16 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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