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JPL Small-Body Database Browser
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305550 (2008 UL70)
Classification: Main-belt Asteroid          SPK-ID: 2305550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1528664087769295 4.8249e-08  
a 2.147498453099543 1.6128e-08 au
q 1.819218076720205 9.9791e-08 au
i 5.714816895618087 7.3392e-06 deg
node 335.0807800009087 3.6956e-05 deg
peri 292.6089841826153 5.3294e-05 deg
M 251.4833515138191 4.4942e-05 deg
tp 2458946.990704314055
(2020-Apr-07.49070431)
0.00014524 TDB
period 1149.470199210443
3.15
1.2949e-05
3.545e-08
d
yr
n .3131877627164929 3.5282e-09 deg/d
Q 2.475778829478882 1.8594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6390 days (17.49 yr)  
   first obs. used      2001-07-18  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60986  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:26:56  

Additional Information
 Earth MOID = .812184 au 
 Jupiter MOID = 2.63012 au 
 T_jup = 3.686 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457347.5 (2015-Nov-21.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1531087377350158 4.8236e-08  
q 1.818786696507441 9.9778e-08 au
tp 2457796.835131748790
(2017-Feb-12.33513175)
0.00013974 TDB
node 335.1059311551593 3.6938e-05 deg
peri 292.4800411384981 5.328e-05 deg
i 5.716722688931715 7.3405e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      245  
   data-arc span      6390 days (17.49 yr)  
   first obs. used      2001-07-18  
   last obs. used      2019-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60986  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:26:56  

Additional Information
 Jupiter MOID = 2.63012 au 
 T_jup = 3.686 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.326691169716416E-15 -4.772919151401224E-15 4.774958944451919E-12 4.530676974460412E-14 1.297349956129638E-12 1.298175862550477E-15
q -4.772919151401224E-15 9.95557501076238E-15 -9.522530608951993E-12 -9.187065357805633E-14 -2.602885766591638E-12 -2.051812185770007E-15
tp 4.774958944451919E-12 -9.522530608951993E-12 1.952818981138663E-8 1.707287670997609E-10 5.370603855683465E-9 -2.661772203980542E-12
node 4.530676974460412E-14 -9.187065357805633E-14 1.707287670997609E-10 1.364414605626328E-9 -1.308605059338595E-9 1.051835555189692E-11
peri 1.297349956129638E-12 -2.602885766591638E-12 5.370603855683465E-9 -1.308605059338595E-9 2.838749399386655E-9 -1.127351536271435E-11
i 1.298175862550477E-15 -2.051812185770007E-15 -2.661772203980542E-12 1.051835555189692E-11 -1.127351536271435E-11 5.388290166494952E-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 17.5   n/a MPO427633  

305550 (2008 UL70)          Discovered 2008-Oct-21 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 UL70 = 2010 LO125 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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