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186181 (2001 UK204)
Classification: Main-belt Asteroid          SPK-ID: 2186181
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01679083083447701 5.5129e-08  
a 2.659522408444075 1.8558e-08 au
q 2.614866817583389 1.4888e-07 au
i 5.634625579593743 5.6047e-06 deg
node 14.65573079981368 5.2452e-05 deg
peri 283.8205251851958 0.00020952 deg
M 245.2056489786882 0.00020671 deg
tp 2459705.651822444816
(2022-May-06.15182244)
0.00091066 TDB
period 1584.177744481277
4.34
1.6581e-05
4.54e-08
d
yr
n .2272472273102652 2.3786e-09 deg/d
Q 2.70417799930476 1.8869e-08 au
  Orbit Determination Parameters
   # obs. used (total)      372  
   data-arc span      7087 days (19.40 yr)  
   first obs. used      2001-10-19  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:50:14  

Additional Information
 Earth MOID = 1.60473 au 
 Jupiter MOID = 2.30597 au 
 T_jup = 3.379 
[ 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 16.36   n/a MPCxxxxx  

186181 (2001 UK204)          Discovered 2001-Oct-19 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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