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JPL Small-Body Database Browser
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393930 (2005 UL108)
Classification: Main-belt Asteroid          SPK-ID: 2393930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05193500875976553 7.2599e-08  
a 3.141942326587308 4.2362e-08 au
q 2.978765524333318 2.2405e-07 au
i 10.97993387090801 8.6709e-06 deg
node 212.33078129212 2.3305e-05 deg
peri 208.4337299155194 5.8239e-05 deg
M 214.8926480187523 5.2614e-05 deg
tp 2459820.441100166817
(2022-Aug-28.94110017)
0.00030041 TDB
period 2034.209790405383
5.57
4.114e-05
1.126e-07
d
yr
n .1769728971406918 3.5791e-09 deg/d
Q 3.305119128841298 4.4562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      4948 days (13.55 yr)  
   first obs. used      2005-10-22  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:53:14  

Additional Information
 Earth MOID = 1.99447 au 
 Jupiter MOID = 1.95531 au 
 T_jup = 3.180 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457447.5 (2016-Feb-29.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05473620781962209 7.2656e-08  
q 2.965992084531699 2.2443e-07 au
tp 2457789.833427996618
(2017-Feb-05.33342800)
0.00027808 TDB
node 212.3973634758685 2.3264e-05 deg
peri 208.5096670144941 5.5624e-05 deg
i 10.99490823303319 8.6814e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      4948 days (13.55 yr)  
   first obs. used      2005-10-22  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52727  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:53:14  

Additional Information
 Jupiter MOID = 1.95531 au 
 T_jup = 3.180 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.27889223191373E-15 -1.60474544988677E-14 -8.747537838114081E-12 1.524624670409477E-14 -1.583805724270125E-12 -1.739961323445028E-15
q -1.60474544988677E-14 5.037035004462406E-14 2.813935901273552E-11 -4.800916465631454E-14 5.04345818224897E-12 7.05557610642486E-15
tp -8.747537838114081E-12 2.813935901273552E-11 7.732822928591061E-8 -2.71825776917745E-11 1.405747721126304E-8 1.947038419471534E-11
node 1.524624670409477E-14 -4.800916465631454E-14 -2.71825776917745E-11 5.412184404486298E-10 -5.359679953512189E-10 2.587438746487066E-11
peri -1.583805724270125E-12 5.04345818224897E-12 1.405747721126304E-8 -5.359679953512189E-10 3.093993964826321E-9 -2.191735065425672E-11
i -1.739961323445028E-15 7.05557610642486E-15 1.947038419471534E-11 2.587438746487066E-11 -2.191735065425672E-11 7.536619929158033E-11

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 16.3   n/a MPO476861  

393930 (2005 UL108)          Discovered 2005-Oct-22 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2005 UL108 = 2010 RL128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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