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JPL Small-Body Database Browser
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14915 (1993 UM8)
Classification: Main-belt Asteroid          SPK-ID: 2014915
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1034870312605289 3.9635e-08  
a 2.591562476861741 1.2529e-08 au
q 2.323369369805136 1.0021e-07 au
i 14.8369246772074 6.0283e-06 deg
node 185.3188593135148 1.3788e-05 deg
peri 259.5023395067723 3.4213e-05 deg
M 92.58330694309176 2.8518e-05 deg
tp 2458608.603720956840
(2019-May-05.10372096)
0.00012137 TDB
period 1523.845551793231
4.17
1.1051e-05
3.026e-08
d
yr
n .2362444143872449 1.7132e-09 deg/d
Q 2.859755583918346 1.3826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1630  
   data-arc span      17253 days (47.24 yr)  
   first obs. used      1972-10-09  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53309  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:38:14  

Additional Information
 Earth MOID = 1.39055 au 
 Jupiter MOID = 2.40145 au 
 T_jup = 3.365 
[ 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 14.0   n/a MPO452381  

14915 (1993 UM8)          Discovered 1993-Oct-20 by Elst, E. W. at La Silla
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 UM8 = 1972 TF9 = 1991 FW2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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