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227390 (2005 UQ311)
Classification: Main-belt Asteroid          SPK-ID: 2227390
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09696087885359482 1.6152e-07  
a 2.548268985595901 2.4395e-08 au
q 2.301186585197164 4.2625e-07 au
i 5.460237589887694 9.19e-06 deg
node 192.2460577376245 5.9436e-05 deg
peri 292.0280258315509 0.00017643 deg
M 182.9117426708791 0.00014337 deg
tp 2459931.392647626658
(2022-Dec-17.89264763)
0.00058467 TDB
period 1485.820444077115
4.07
2.1336e-05
5.841e-08
d
yr
n .2422903799951455 3.4793e-09 deg/d
Q 2.795351385994637 2.6761e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      7299 days (19.98 yr)  
   first obs. used      1999-04-07  
   last obs. used      2019-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:34  

Additional Information
 Earth MOID = 1.32301 au 
 Jupiter MOID = 2.26429 au 
 T_jup = 3.429 
[ 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 16.8   n/a MPO422881  

227390 (2005 UQ311)          Discovered 2005-Oct-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 UQ311 = 2007 FT39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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