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JPL Small-Body Database Browser
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277392 (2005 UM141)
Classification: Main-belt Asteroid          SPK-ID: 2277392
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0223392149140665 7.2393e-08  
a 2.622800637742065 2.4372e-08 au
q 2.564209330618795 1.8974e-07 au
i 22.50331610384909 7.9319e-06 deg
node 51.6814778605768 1.6226e-05 deg
peri 165.1689318169718 0.00015831 deg
M 250.3683148236892 0.00015651 deg
tp 2459072.976200091371
(2020-Aug-11.47620009)
0.00067585 TDB
period 1551.480593948279
4.25
2.1626e-05
5.921e-08
d
yr
n .2320364182473308 3.2343e-09 deg/d
Q 2.681391944865336 2.4917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      7208 days (19.73 yr)  
   first obs. used      1999-03-20  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58318  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:21:31  

Additional Information
 Earth MOID = 1.55564 au 
 Jupiter MOID = 2.30954 au 
 T_jup = 3.295 
[ 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 16.1   n/a MPO321494  

277392 (2005 UM141)          Discovered 2005-Oct-25 by CSS at Catalina
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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