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181550 (2006 UF251)
Classification: Main-belt Asteroid          SPK-ID: 2181550
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09323584233718764 5.8098e-08  
a 3.109580814685842 3.3158e-08 au
q 2.819656428113049 1.7896e-07 au
i 2.329351325293421 5.5212e-06 deg
node 228.4793471568056 0.00014721 deg
peri 149.7197128496572 0.00015013 deg
M 223.2401182877986 3.1176e-05 deg
tp 2459961.364663480867
(2023-Jan-16.86466348)
0.00018013 TDB
period 2002.862794438016
5.48
3.2035e-05
8.771e-08
d
yr
n .1797427167750713 2.8749e-09 deg/d
Q 3.399505201258635 3.6249e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      8555 days (23.42 yr)  
   first obs. used      1996-12-13  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:31:04  

Additional Information
 Earth MOID = 1.82046 au 
 Jupiter MOID = 2.05942 au 
 T_jup = 3.211 
[ 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 16.27   n/a E2021B55  

181550 (2006 UF251)          Discovered 2006-Oct-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2006 UF251 = 2005 NU53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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