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212830 (2007 UC55)
Classification: Main-belt Asteroid          SPK-ID: 2212830
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514841913474119 5.4068e-08  
a 2.646830598910926 2.2409e-08 au
q 2.245877606001319 1.369e-07 au
i 3.192185369218218 5.8713e-06 deg
node 48.56037539967947 0.0001056 deg
peri 83.86509322000364 0.00010789 deg
M 259.9620179146392 2.7578e-05 deg
tp 2459437.569064975541
(2021-Aug-11.06906498)
0.00012416 TDB
period 1572.851232214329
4.31
1.9975e-05
5.469e-08
d
yr
n .2288836939099296 2.9067e-09 deg/d
Q 3.047783591820534 2.5804e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      7702 days (21.09 yr)  
   first obs. used      1998-09-25  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:06  

Additional Information
 Earth MOID = 1.26302 au 
 Jupiter MOID = 1.99774 au 
 T_jup = 3.374 
[ 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 16.3   n/a MPO257936  

212830 (2007 UC55)          Discovered 2007-Oct-30 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2007 UC55 = 2000 CB123 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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