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115495 (2003 UD25)
Classification: Main-belt Asteroid          SPK-ID: 2115495
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1784213160498639 5.6309e-08  
a 2.329848535766903 1.0884e-08 au
q 1.914153893818523 1.3671e-07 au
i 3.492627660191244 5.0276e-06 deg
node 34.38693956901542 6.4682e-05 deg
peri 324.3772011873196 6.5773e-05 deg
M 321.9848976025432 1.2505e-05 deg
tp 2459337.665099609393
(2021-May-03.16509961)
4.5663e-05 TDB
period 1298.942597684153
3.56
9.1018e-06
2.492e-08
d
yr
n .277148505747547 1.942e-09 deg/d
Q 2.745543177715281 1.2825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      8624 days (23.61 yr)  
   first obs. used      1996-11-13  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:43:50  

Additional Information
 Earth MOID = .910327 au 
 Jupiter MOID = 2.70331 au 
 T_jup = 3.548 
[ show covariance matrix ]

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 16.71   n/a E2021B55  
diameter diameter 2.815 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115495 (2003 UD25)          Discovered 2003-Oct-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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