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227340 (2005 UR50)
Classification: Main-belt Asteroid          SPK-ID: 2227340
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09167185587719029 4.9784e-08  
a 2.709276194979718 1.9939e-08 au
q 2.460911818102035 1.3627e-07 au
i 4.519641453016751 5.3862e-06 deg
node 357.6734506801636 6.7604e-05 deg
peri 351.81069606 7.353e-05 deg
M 185.1847502593675 2.9779e-05 deg
tp 2459991.461168437230
(2023-Feb-15.96116844)
0.0001367 TDB
period 1628.839709692781
4.46
1.7981e-05
4.923e-08
d
yr
n .2210162226876826 2.4398e-09 deg/d
Q 2.957640571857401 2.1766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      388  
   data-arc span      9831 days (26.92 yr)  
   first obs. used      1994-03-13  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54665  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:23  

Additional Information
 Earth MOID = 1.45295 au 
 Jupiter MOID = 2.4203 au 
 T_jup = 3.353 
[ 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 16.13   n/a E2021B55  

227340 (2005 UR50)          Discovered 2005-Oct-23 by CSS at Catalina
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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