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101520 (1998 XA52)
Classification: Main-belt Asteroid          SPK-ID: 2101520
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176046939128496 3.3347e-08  
a 2.432121709828138 8.1201e-09 au
q 1.90288060960219 8.216e-08 au
i 10.30906340161647 4.2766e-06 deg
node 331.9956506227631 1.9823e-05 deg
peri 106.5693067053032 2.2044e-05 deg
M 247.5022753094271 9.0334e-06 deg
tp 2459433.429940237735
(2021-Aug-06.92994024)
3.5288e-05 TDB
period 1385.403828515342
3.79
6.9382e-06
1.9e-08
d
yr
n .2598520320142261 1.3014e-09 deg/d
Q 2.961362810054086 9.8871e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1066  
   data-arc span      8014 days (21.94 yr)  
   first obs. used      1998-11-21  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5185  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:06  

Additional Information
 Earth MOID = .948021 au 
 Jupiter MOID = 2.3539 au 
 T_jup = 3.452 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO337992  
diameter diameter 4.460 km 0.984 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.097   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

101520 (1998 XA52)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 XA52 = 2001 PV10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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