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JPL Small-Body Database Browser
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266840 (2009 UN24)
Classification: Main-belt Asteroid          SPK-ID: 2266840
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02922544258887294 5.0758e-08  
a 2.638597797585741 3.7144e-08 au
q 2.561483609137273 1.4246e-07 au
i 2.795576318496306 8.2692e-06 deg
node 65.29574360807405 0.00015605 deg
peri 226.6687848734392 0.00027238 deg
M 186.0028323139437 0.00021715 deg
tp 2459357.154986368856
(2021-May-22.65498637)
0.00093443 TDB
period 1565.518558234655
4.29
3.3057e-05
9.051e-08
d
yr
n .229955753706268 4.8557e-09 deg/d
Q 2.71571198603421 3.8229e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      6675 days (18.28 yr)  
   first obs. used      2000-10-06  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60664  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:35:29  

Additional Information
 Earth MOID = 1.54556 au 
 Jupiter MOID = 2.31804 au 
 T_jup = 3.394 
[ 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 16.5   n/a MPO433732  

266840 (2009 UN24)          Discovered 2009-Oct-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 UN24 = 2005 WG147 = 2005 WQ133 = 2005 XC118 = 2005 XT112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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