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249972 (2001 UV197)
Classification: Main-belt Asteroid          SPK-ID: 2249972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07579728525129192 5.4197e-08  
a 2.76430565392479 2.307e-08 au
q 2.554778789752494 1.5645e-07 au
i 3.794042267224752 6.0254e-06 deg
node 2.04336632113843 6.9875e-05 deg
peri 2.55825426391795 7.7143e-05 deg
M 305.3064053477134 3.2045e-05 deg
tp 2458855.541871622544
(2020-Jan-07.04187162)
0.00014996 TDB
period 1678.717121590346
4.60
2.1015e-05
5.754e-08
d
yr
n .2144494717841152 2.6846e-09 deg/d
Q 2.973832518097087 2.4819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      6560 days (17.96 yr)  
   first obs. used      2001-09-20  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6069  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:24  

Additional Information
 Earth MOID = 1.55157 au 
 Jupiter MOID = 2.40044 au 
 T_jup = 3.333 
[ 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 16.6   n/a MPO450109  
diameter diameter 2.712 km 0.136 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249972 (2001 UV197)          Discovered 2001-Oct-19 by NEAT at Palomar
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

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