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(2009 UG)
Classification: Aten [NEO]          SPK-ID: 3471589
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3750281216734971 4.5839e-07  
a .7884004422605314 3.3504e-09 au
q .4927281052730099 3.6101e-07 au
i 4.962680341372935 1.8483e-05 deg
node 13.84395781393718 1.2467e-05 deg
peri 201.8610546072743 4.9648e-05 deg
M 131.8272031370171 0.00012111 deg
tp 2459106.868656925214
(2020-Sep-14.36865693)
8.5909e-05 TDB
period 255.6929275961998
0.70
1.6299e-06
4.462e-09
d
yr
n 1.407938824841201 8.9749e-09 deg/d
Q 1.084072779248053 4.6069e-09 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      2576 days (7.05 yr)  
   first obs. used      2009-10-16  
   last obs. used      2016-11-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 03:04:07  

Additional Information
 Earth MOID = .0119677 au 
 Jupiter MOID = 3.88298 au 
 T_jup = 7.319 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.3   n/a MPO437966  
rotation period rot_per 5.88 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 98-107.]

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