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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2176606605133904 3.2814e-08  
a 2.43067690610682 7.9969e-09 au
q 1.901614165228966 8.0922e-08 au
i 10.31293857816369 4.1794e-06 deg
node 331.991307296794 1.9511e-05 deg
peri 106.7305900529293 2.1666e-05 deg
M 299.3295021729817 8.9657e-06 deg
tp 2459433.772925960630
(2021-Aug-07.27292596)		 3.4782e-05 TDB
period 1384.169511601219
3.79		 6.8309e-06
1.87e-08		 d
yr
n .2600837520135442 1.2835e-09 deg/d
Q 2.959739646984675 9.7375e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1111  
   data-arc span      8114 days (22.21 yr)  
   first obs. used      1998-11-21  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51489  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:10  

Additional Information
 Earth MOID = .94641 au 
 Jupiter MOID = 2.35458 au 
 T_jup = 3.453 
[ 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 15.09   n/a E2021B55  
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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