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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500278730926625 3.5237e-08  
a 2.399664218584947 7.7198e-09 au
q 2.039647699734081 8.3407e-08 au
i 5.331079590541981 3.2354e-06 deg
node 256.1413643539654 4.0696e-05 deg
peri 99.01059350854821 4.2081e-05 deg
M 92.03383273863606 1.05e-05 deg
tp 2458653.388383308337
(2019-Jun-18.88838331)		 3.9303e-05 TDB
period 1357.763534241468
3.72		 6.552e-06
1.794e-08		 d
yr
n .2651418976288228 1.2795e-09 deg/d
Q 2.759680737435812 8.878e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1981  
   data-arc span      9570 days (26.20 yr)  
   first obs. used      1993-10-22  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43996  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 23:55:35  

Additional Information
 Earth MOID = 1.04334 au 
 Jupiter MOID = 2.70097 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 13.8   n/a MPO435846  
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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