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134695 (1999 XR82)
Classification: Main-belt Asteroid          SPK-ID: 2134695
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2202361702954537 2.9819e-08  
a 2.392166580811196 1.1273e-08 au
q 1.865324974344568 7.1589e-08 au
i 4.407647790811253 3.6731e-06 deg
node 255.1767083097344 5.9596e-05 deg
peri 157.4868609777817 6.0653e-05 deg
M 269.7236524697672 1.3825e-05 deg
tp 2459539.388658116401
(2021-Nov-20.88865812)
5.3564e-05 TDB
period 1351.405105097408
3.70
9.553e-06
2.615e-08
d
yr
n .2663894036230176 1.8831e-09 deg/d
Q 2.919008187277823 1.3756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      7604 days (20.82 yr)  
   first obs. used      1999-10-22  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:09:31  

Additional Information
 Earth MOID = .876688 au 
 Jupiter MOID = 2.45318 au 
 T_jup = 3.494 
[ 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 16.12   n/a E2021B55  
diameter diameter 3.966 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

134695 (1999 XR82)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 XR82 = 2002 NS50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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