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JPL Small-Body Database Browser
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441205 (2007 UR91)
Classification: Main-belt Asteroid          SPK-ID: 2441205
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1918063276557749 1.86e-07  
a 2.623365757717714 6.1126e-08 au
q 2.12018760563197 5.2875e-07 au
i 5.926348809137536 5.7569e-06 deg
node 229.7149667393024 0.00011323 deg
peri 123.1445371927688 0.00012411 deg
M 294.3663035422875 4.8113e-05 deg
tp 2458883.450886229993
(2020-Feb-03.95088623)
0.00021429 TDB
period 1551.982054041814
4.25
5.4243e-05
1.485e-07
d
yr
n .2319614450840169 8.1073e-09 deg/d
Q 3.126543909803458 7.2851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      113  
   data-arc span      3320 days (9.09 yr)  
   first obs. used      2007-10-09  
   last obs. used      2016-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64836  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:40:41  

Additional Information
 Earth MOID = 1.12148 au 
 Jupiter MOID = 2.35375 au 
 T_jup = 3.370 
[ 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 17.5   n/a MPO349177  

441205 (2007 UR91)          Discovered 2007-Oct-09 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2007 UR91 = 2011 UF87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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