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(1999 XD106)
Classification: Mars-crossing Asteroid          SPK-ID: 3026772
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5617009515963856 5.0657e-08  
a 3.06406103532426 2.0401e-08 au
q 1.342975036033217 1.6035e-07 au
i 24.74212067952498 1.5114e-05 deg
node 83.7658960932559 1.7762e-05 deg
peri 301.6902478036401 2.473e-05 deg
M 1.016304965697855 8.6508e-06 deg
tp 2459194.969478413462
(2020-Dec-11.46947841)
4.7049e-05 TDB
period 1959.045599847511
5.36
1.9566e-05
5.357e-08
d
yr
n .1837629507082539 1.8353e-09 deg/d
Q 4.785147034615303 3.1861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      7722 days (21.14 yr)  
   first obs. used      1999-11-17  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:53:19  

Additional Information
 Earth MOID = .482983 au 
 Jupiter MOID = 1.52613 au 
 T_jup = 2.851 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a E2016A09  
diameter diameter 1.665 km 0.332 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.101   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

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