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JPL Small-Body Database Browser
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447854 (2007 UO139)
Classification: Main-belt Asteroid          SPK-ID: 2447854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1496007993932074 2.9067e-07  
a 2.580184103899043 7.4529e-08 au
q 2.1941864993741 8.0529e-07 au
i 7.812325404321773 1.2074e-05 deg
node 288.5895432161088 0.00015536 deg
peri 134.541513706171 0.00024791 deg
M 266.1376008919341 0.00018825 deg
tp 2458995.196812884739
(2020-May-25.69681288)
0.00080627 TDB
period 1513.820805655242
4.14
6.559e-05
1.796e-07
d
yr
n .2378088599754563 1.0304e-08 deg/d
Q 2.966181708423986 8.5679e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      8648 days (23.68 yr)  
   first obs. used      1996-01-27  
   last obs. used      2019-10-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65487  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:23:39  

Additional Information
 Earth MOID = 1.21567 au 
 Jupiter MOID = 2.33928 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 17.2   n/a MPO402792  

447854 (2007 UO139)          Discovered 2007-Oct-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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