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15797 (1993 UD3)
Classification: Main-belt Asteroid          SPK-ID: 2015797
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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1501308710800028 1.4203e-08  
a 2.399679494303169 7.1422e-09 au
q 2.039413521510614 3.3395e-08 au
i 5.330660110657423 5.8464e-07 deg
node 256.1359321823942 3.9596e-06 deg
peri 99.0372393666694 8.2296e-06 deg
M 145.0262514561626 5.5877e-06 deg
tp 2458653.518788951510
(2019-Jun-19.01878895)
2.0295e-05 TDB
period 1357.776499084221
3.72
6.0618e-06
1.66e-08
d
yr
n .2651393658991807 1.1837e-09 deg/d
Q 2.759945467095724 8.2145e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2386  
   data-arc span      10006 days (27.39 yr)  
   first obs. used      1993-10-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44059  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:09:13  

Additional Information
 Earth MOID = 1.04145 au 
 Jupiter MOID = 2.70116 au 
 T_jup = 3.505 
[ 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 13.86   n/a E2021B10  
diameter diameter 4.107 km 0.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.380   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15797 (1993 UD3)          Discovered 1993-Oct-22 by Hirasawa, M., Suzuki, S. at Nyukasa
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 UD3 = 1997 VT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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