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243208 (2007 UN27)
Classification: Main-belt Asteroid          SPK-ID: 2243208
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06407510213326011 4.9947e-08  
a 2.619865035392012 2.5747e-08 au
q 2.451996915673912 1.311e-07 au
i 4.167484492824001 6.0909e-06 deg
node 167.0543708392452 7.8782e-05 deg
peri 230.9064085228018 9.5538e-05 deg
M 325.7252254655834 5.5093e-05 deg
tp 2459147.964984995515
(2020-Oct-25.46498500)
0.00023742 TDB
period 1548.876551910749
4.24
2.2833e-05
6.251e-08
d
yr
n .2324265284769733 3.4263e-09 deg/d
Q 2.787733155110113 2.7397e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      8625 days (23.61 yr)  
   first obs. used      1994-09-02  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:36:58  

Additional Information
 Earth MOID = 1.46114 au 
 Jupiter MOID = 2.46894 au 
 T_jup = 3.399 
[ 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 16.6   n/a MPO446286  

243208 (2007 UN27)          Discovered 2007-Oct-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

Alternate Designations
 2007 UN27 = 2008 YV78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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