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85301 (1994 UM5)
Classification: Main-belt Asteroid          SPK-ID: 2085301
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2014946221764237 3.5025e-08  
a 2.44617113920849 1.1111e-08 au
q 1.953280809734804 8.8792e-08 au
i 6.873870020314515 4.5934e-06 deg
node 12.97231686938951 3.0556e-05 deg
peri 278.6418439037722 3.2897e-05 deg
M 325.6295631945285 1.252e-05 deg
tp 2459133.917019522277
(2020-Oct-11.41701952)
4.8774e-05 TDB
period 1397.425563715086
3.83
9.5208e-06
2.607e-08
d
yr
n .257616583915162 1.7552e-09 deg/d
Q 2.939061468682177 1.3349e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1138  
   data-arc span      10868 days (29.75 yr)  
   first obs. used      1990-09-15  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46175  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:16:38  

Additional Information
 Earth MOID = .951851 au 
 Jupiter MOID = 2.29653 au 
 T_jup = 3.461 
[ 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 15.0   n/a MPO432397  

85301 (1994 UM5)          Discovered 1994-Oct-28 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1994 UM5 = 1990 RO15 = 2002 XF72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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