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213923 (2003 UB205)
Classification: Main-belt Asteroid          SPK-ID: 2213923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321631117215879 5.0814e-08  
a 3.062855802055783 2.2745e-08 au
q 2.658059248501571 1.5456e-07 au
i 11.27212949290009 5.9018e-06 deg
node 357.9715949295758 2.6233e-05 deg
peri 48.76566028762874 3.7204e-05 deg
M 55.99101356427064 2.3242e-05 deg
tp 2458895.988231362071
(2020-Feb-16.48823136)
0.00012642 TDB
period 1957.889842158685
5.36
2.1809e-05
5.971e-08
d
yr
n .183871427415487 2.0481e-09 deg/d
Q 3.467652355609995 2.5751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      22060 days (60.40 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55901  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:39  

Additional Information
 Earth MOID = 1.68085 au 
 Jupiter MOID = 2.07558 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457956.5 (2017-Jul-22.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304815356587495 5.0649e-08  
q 2.664475971449816 1.5305e-07 au
tp 2458895.991609673001
(2020-Feb-16.49160967)
0.00012848 TDB
node 358.0338434577316 2.6209e-05 deg
peri 48.46358326835894 3.7526e-05 deg
i 11.27542919918083 5.903e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      22060 days (60.40 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55901  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:39  

Additional Information
 Jupiter MOID = 2.07558 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.565285531354206E-15 -7.686331522495097E-15 -2.05581730092229E-12 2.607619736670539E-14 -5.345510230809929E-13 -1.745258215158466E-15
q -7.686331522495097E-15 2.342310449217402E-14 6.098081631939804E-12 -8.509986792939347E-14 1.550177723571797E-12 6.667135878185076E-15
tp -2.05581730092229E-12 6.098081631939804E-12 1.650714844872715E-8 -7.599083850935191E-11 3.457017058416087E-9 -1.006072318880238E-11
node 2.607619736670539E-14 -8.509986792939347E-14 -7.599083850935191E-11 6.868928591026605E-10 -6.892837298340093E-10 -6.983926815228946E-12
peri -5.345510230809929E-13 1.550177723571797E-12 3.457017058416087E-9 -6.892837298340093E-10 1.408223483129736E-9 4.935252396650148E-12
i -1.745258215158466E-15 6.667135878185076E-15 -1.006072318880238E-11 -6.983926815228946E-12 4.935252396650148E-12 3.484519919274495E-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 15.74   n/a MPCxxxxx  

213923 (2003 UB205)          Discovered 2003-Oct-22 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2003 UB205 = 4294 P-L 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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