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227368 (2005 UP172)
Classification: Main-belt Asteroid          SPK-ID: 2227368
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1924231257548533 4.6231e-08  
a 2.405050049444782 1.1236e-08 au
q 1.942262801333752 1.1028e-07 au
i 10.67081273799611 6.9134e-06 deg
node 43.24877802973881 2.2202e-05 deg
peri 295.4348744211017 2.7939e-05 deg
M 68.73176775632648 1.7745e-05 deg
tp 2458940.400439797025
(2020-Mar-31.90043980)		 6.6618e-05 TDB
period 1362.337165618038
3.73		 9.5473e-06
2.614e-08		 d
yr
n .2642517646038691 1.8519e-09 deg/d
Q 2.867837297555811 1.3399e-08 au
   Orbit Determination Parameters
   # obs. used (total)      310  
   data-arc span      7551 days (20.67 yr)  
   first obs. used      2000-05-04  
   last obs. used      2021-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63507  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 13:11:33  

Additional Information
 Earth MOID = .960711 au 
 Jupiter MOID = 2.60445 au 
 T_jup = 3.475 
[ 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 16.7   n/a MPO437077  

227368 (2005 UP172)          Discovered 2005-Oct-24 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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