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233798 (2008 US94)
Classification: Main-belt Asteroid          SPK-ID: 2233798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1171855638029616 4.0051e-08  
a 2.57150364926698 1.9903e-08 au
q 2.270160544306256 9.8358e-08 au
i 10.58785516675187 6.2737e-06 deg
node 36.78608546669401 1.821e-05 deg
peri 241.1165051553593 3.3466e-05 deg
M 100.828583863368 2.5852e-05 deg
tp 2458778.647806999276
(2019-Oct-22.14780700)
0.00010956 TDB
period 1506.187865199556
4.12
1.7486e-05
4.787e-08
d
yr
n .2390140090209155 2.7748e-09 deg/d
Q 2.872846754227704 2.2235e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      8302 days (22.73 yr)  
   first obs. used      1998-04-20  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53694  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:04:57  

Additional Information
 Earth MOID = 1.27436 au 
 Jupiter MOID = 2.25382 au 
 T_jup = 3.396 
[ 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 15.94   n/a E2021B55  

233798 (2008 US94)          Discovered 2008-Oct-28 by Hobart, J. at Kachina
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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