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JPL Small-Body Database Browser
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312167 (2007 UL91)
Classification: Main-belt Asteroid          SPK-ID: 2312167
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2004817735523862 8.0576e-08  
a 2.458763269967509 2.3317e-08 au
q 1.965826048858958 2.1105e-07 au
i 1.921699256335369 9.5322e-06 deg
node 48.07210613779448 0.00022953 deg
peri 305.5034262419357 0.00023139 deg
M 30.22373573261447 3.0263e-05 deg
tp 2458482.272326220191
(2018-Dec-29.77232622)
0.00011745 TDB
period 1408.229708506971
3.86
2.0032e-05
5.484e-08
d
yr
n .2556401117127959 3.6365e-09 deg/d
Q 2.95170049107606 2.7992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      5436 days (14.88 yr)  
   first obs. used      2003-09-19  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62146  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:51:48  

Additional Information
 Earth MOID = .960644 au 
 Jupiter MOID = 2.48227 au 
 T_jup = 3.462 
[ 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 17.7   n/a MPO215753  

312167 (2007 UL91)          Discovered 2007-Oct-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2007 UL91 = 2003 UU105 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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