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97196 (1999 XR1)
Classification: Main-belt Asteroid          SPK-ID: 2097196
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555148664880539 6.3596e-08  
a 2.793804609444447 1.8154e-08 au
q 2.07994599766854 1.7774e-07 au
i 25.5466619948745 5.6821e-06 deg
node 94.48398427802658 1.2099e-05 deg
peri 93.15225931887119 1.7232e-05 deg
M 75.67396165713532 1.0021e-05 deg
tp 2458641.960968492041
(2019-Jun-07.46096849)
4.7924e-05 TDB
period 1705.660025144126
4.67
1.6625e-05
4.552e-08
d
yr
n .2110619904863986 2.0572e-09 deg/d
Q 3.507663221220355 2.2793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      875  
   data-arc span      7500 days (20.53 yr)  
   first obs. used      1999-12-03  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:02:47  

Additional Information
 Earth MOID = 1.24852 au 
 Jupiter MOID = 2.13174 au 
 T_jup = 3.141 
[ 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 14.5   n/a MPO474848  
diameter diameter 3.451 km 0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.320   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97196 (1999 XR1)          Discovered 1999-Dec-03 by Comba, P. G. at Prescott
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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