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216324 (2007 UN98)
Classification: Main-belt Asteroid          SPK-ID: 2216324
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1411750949673827 4.652e-08  
a 2.214668195084611 1.0388e-08 au
q 1.902012202322299 1.0149e-07 au
i 3.741759993999079 5.1342e-06 deg
node 58.41140196422194 5.5517e-05 deg
peri 179.2148753799378 5.7201e-05 deg
M 167.3712320220799 1.2754e-05 deg
tp 2458640.820058680594
(2019-Jun-06.32005868)
4.2997e-05 TDB
period 1203.819655509293
3.30
8.4699e-06
2.319e-08
d
yr
n .2990481160134381 2.1041e-09 deg/d
Q 2.527324187846923 1.1855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      7968 days (21.82 yr)  
   first obs. used      1999-03-15  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:21  

Additional Information
 Earth MOID = .88862 au 
 Jupiter MOID = 2.46982 au 
 T_jup = 3.638 
[ 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 17.06   n/a MPCxxxxx  

216324 (2007 UN98)          Discovered 2007-Oct-30 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2007 UN98 = 2003 QF72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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