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115478 (2003 UT8)
Classification: Inner Main-belt Asteroid          SPK-ID: 2115478
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05975661404173416 5.009e-08  
a 1.900432081969587 6.6622e-09 au
q 1.786868695534801 9.4483e-08 au
i 20.77623916810635 5.7187e-06 deg
node 248.921746293854 1.1512e-05 deg
peri 356.7621880298154 3.9534e-05 deg
M 49.4872310956158 3.8537e-05 deg
tp 2459264.957039767821
(2021-Feb-19.45703977)
0.00010237 TDB
period 956.9229200172374
2.62
5.0319e-06
1.378e-08
d
yr
n .3762058494674944 1.9783e-09 deg/d
Q 2.013995468404373 7.0603e-09 au
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:35:08  

Additional Information
 Earth MOID = .77345 au 
 Jupiter MOID = 3.01732 au 
 T_jup = 3.866 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457637.5 (2016-Sep-06.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05970433735719641 5.008e-08  
q 1.786919046479556 9.4462e-08 au
tp 2457351.094226199678
(2015-Nov-24.59422620)
0.00010193 TDB
node 248.9356597667428 1.1513e-05 deg
peri 356.6681478619962 3.9583e-05 deg
i 20.7754302911559 5.7186e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      519  
   data-arc span      8270 days (22.64 yr)  
   first obs. used      1998-11-14  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 00:35:08  

Additional Information
 Jupiter MOID = 3.01732 au 
 T_jup = 3.866 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.507963049206029E-15 -4.720356423017752E-15 2.537725694291182E-13 6.497646313373867E-15 2.226953639007093E-14 1.384718080400069E-14
q -4.720356423017752E-15 8.923163197654814E-15 -4.789807410571191E-13 -1.225764400082693E-14 -4.327184502404265E-14 -2.58158299108846E-14
tp 2.537725694291182E-13 -4.789807410571191E-13 1.039041019660469E-8 -2.18474978323E-11 3.864348019655507E-9 -2.288215472935298E-11
node 6.497646313373867E-15 -1.225764400082693E-14 -2.18474978323E-11 1.325567956384516E-10 -1.319690859076792E-10 1.298792067874127E-12
peri 2.226953639007093E-14 -4.327184502404265E-14 3.864348019655507E-9 -1.319690859076792E-10 1.566799761021787E-9 -9.889425601312607E-12
i 1.384718080400069E-14 -2.58158299108846E-14 -2.288215472935298E-11 1.298792067874127E-12 -9.889425601312607E-12 3.270214371104989E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.45   n/a E2021B55  

115478 (2003 UT8)          Discovered 2003-Oct-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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