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357402 (2003 UD249)
Classification: Main-belt Asteroid          SPK-ID: 2357402
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07343037496426842 6.2014e-08  
a 2.414384504008021 1.7278e-08 au
q 2.237095344570792 1.4657e-07 au
i 3.885081890603642 6.6597e-06 deg
node 348.6586749585636 6.0082e-05 deg
peri 348.5106654952104 6.8254e-05 deg
M 302.1294361389794 3.3334e-05 deg
tp 2459616.774027541203
(2022-Feb-06.27402754)
0.00012782 TDB
period 1370.276088984948
3.75
1.4709e-05
4.027e-08
d
yr
n .2627207778738044 2.8201e-09 deg/d
Q 2.591673663445249 1.8546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      7492 days (20.51 yr)  
   first obs. used      1999-09-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 12:01:14  

Additional Information
 Earth MOID = 1.227 au 
 Jupiter MOID = 2.65882 au 
 T_jup = 3.511 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457151.5 (2015-May-09.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0733498220160131 6.2043e-08  
q 2.237105178762131 1.4648e-07 au
tp 2456871.863372691910
(2014-Aug-02.36337269)
0.00011907 TDB
node 348.7034057560392 6.0017e-05 deg
peri 347.4860151433323 6.8249e-05 deg
i 3.888338601346768 6.6612e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      249  
   data-arc span      7492 days (20.51 yr)  
   first obs. used      1999-09-17  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 12:01:14  

Additional Information
 Jupiter MOID = 2.65882 au 
 T_jup = 3.511 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.849288112338959E-15 -9.035739565559816E-15 2.310663444923861E-12 -6.251497354225348E-15 5.862202590084979E-13 -1.85864205247056E-16
q -9.035739565559816E-15 2.145566872176041E-14 -5.201554397991599E-12 1.378180951596287E-14 -1.305187730468493E-12 8.45166691682439E-16
tp 2.310663444923861E-12 -5.201554397991599E-12 1.417790246692986E-8 -5.425635487545577E-12 3.877387373157111E-9 -8.413308323267624E-13
node -6.251497354225348E-15 1.378180951596287E-14 -5.425635487545577E-12 3.60201910444023E-9 -3.594468009755992E-9 2.355429399915788E-11
peri 5.862202590084979E-13 -1.305187730468493E-12 3.877387373157111E-9 -3.594468009755992E-9 4.657917747635089E-9 -2.370918232816828E-11
i -1.85864205247056E-16 8.45166691682439E-16 -8.413308323267624E-13 2.355429399915788E-11 -2.370918232816828E-11 4.437206430265384E-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 17.23   n/a E2021B25  

357402 (2003 UD249)          Discovered 2003-Oct-25 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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