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JPL Small-Body Database Browser
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212654 (2006 UM125)
Classification: Main-belt Asteroid          SPK-ID: 2212654
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04885562146390828 6.4976e-08  
a 3.083493434711244 3.7904e-08 au
q 2.932847446678545 2.0677e-07 au
i 10.0777875267373 8.2982e-06 deg
node 17.81668368743929 3.9129e-05 deg
peri 279.4007864608062 9.7447e-05 deg
M 276.0795567237224 8.7466e-05 deg
tp 2459461.528992379274
(2021-Sep-04.02899238)
0.00048117 TDB
period 1977.711637081577
5.41
3.6467e-05
9.984e-08
d
yr
n .1820285592955485 3.3564e-09 deg/d
Q 3.234139422743942 3.9756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      8504 days (23.28 yr)  
   first obs. used      1995-10-19  
   last obs. used      2019-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5457  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:45:25  

Additional Information
 Earth MOID = 1.94019 au 
 Jupiter MOID = 1.8949 au 
 T_jup = 3.202 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456987.5 (2014-Nov-26.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04728572006185346 6.499e-08  
q 2.938132674071731 2.0649e-07 au
tp 2457481.604952243382
(2016-Apr-03.10495224)
0.00049609 TDB
node 17.8459956535317 3.9125e-05 deg
peri 279.2280646510666 0.00010022 deg
i 10.07778262380994 8.2978e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      162  
   data-arc span      8504 days (23.28 yr)  
   first obs. used      1995-10-19  
   last obs. used      2019-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5457  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:45:25  

Additional Information
 Jupiter MOID = 1.8949 au 
 T_jup = 3.202 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.223762606200689E-15 -1.321501768762449E-14 -9.849770157528292E-13 -2.864732254622289E-14 -2.940620496196577E-13 -7.233905117857443E-15
q -1.321501768762449E-14 4.26386312715859E-14 3.227913877751892E-12 9.344372234801103E-14 8.826261936338192E-13 2.970992181244358E-14
tp -9.849770157528292E-13 3.227913877751892E-12 2.461005878401937E-7 5.543842158989237E-12 4.58088854440723E-8 -5.277111977368584E-11
node -2.864732254622289E-14 9.344372234801103E-14 5.543842158989237E-12 1.530779489780351E-9 -1.504778097251733E-9 -1.102146223598616E-11
peri -2.940620496196577E-13 8.826261936338192E-13 4.58088854440723E-8 -1.504778097251733E-9 1.004372268439131E-8 1.351637522634925E-12
i -7.233905117857443E-15 2.970992181244358E-14 -5.277111977368584E-11 -1.102146223598616E-11 1.351637522634925E-12 6.885318841823524E-11

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 16.3   n/a MPO433390  

212654 (2006 UM125)          Discovered 2006-Oct-19 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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Alternate Designations
 2006 UM125 = 1995 UN68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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