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101502 (1998 XZ9)
Classification: Main-belt Asteroid          SPK-ID: 2101502
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1726606990187664 4.3169e-08  
a 2.388442807255311 1.0335e-08 au
q 1.976052602588264 1.031e-07 au
i 3.803737241866511 3.9988e-06 deg
node 74.36348339384877 9.7676e-05 deg
peri 230.6819920698116 9.8985e-05 deg
M 30.02841436199543 1.6949e-05 deg
tp 2458888.039348371070
(2020-Feb-08.53934837)
6.3362e-05 TDB
period 1348.250829975706
3.69
8.7511e-06
2.396e-08
d
yr
n .2670126299914734 1.7331e-09 deg/d
Q 2.800833011922357 1.212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      511  
   data-arc span      10083 days (27.61 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60725  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:00:13  

Additional Information
 Earth MOID = .963544 au 
 Jupiter MOID = 2.43382 au 
 T_jup = 3.510 
[ 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 16.3   n/a MPO436474  
diameter diameter 2.943 km 1.190 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101502 (1998 XZ9)          Discovered 1998-Dec-07 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1998 XZ9 = 1993 FF15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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