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JPL Small-Body Database Browser
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53000 (1998 UO40)
Classification: Main-belt Asteroid          SPK-ID: 2053000
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0574356776922948 4.6371e-08  
a 2.364698844828473 8.8671e-09 au
q 2.228880764137563 1.0846e-07 au
i 6.112008433066621 5.1406e-06 deg
node 344.278809639957 3.2456e-05 deg
peri 165.2486100603203 4.5659e-05 deg
M 119.3165623814246 3.2814e-05 deg
tp 2458160.289479580171
(2018-Feb-10.78947958)
0.00012066 TDB
period 1328.196054161632
3.64
7.4706e-06
2.045e-08
d
yr
n .2710443227654631 1.5245e-09 deg/d
Q 2.500516925519383 9.3764e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1219  
   data-arc span      7684 days (21.04 yr)  
   first obs. used      1998-10-11  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52597  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:59:28  

Additional Information
 Earth MOID = 1.24032 au 
 Jupiter MOID = 2.48491 au 
 T_jup = 3.539 
[ 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 14.8   n/a MPO319711  
diameter diameter 2.424 km 0.145 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.434   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

53000 (1998 UO40)          Discovered 1998-Oct-28 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UO40 = 2000 ED61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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