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215548 (2002 XA64)
Classification: Main-belt Asteroid          SPK-ID: 2215548
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .273528642925253 5.7198e-08  
a 2.571771750781333 1.4375e-08 au
q 1.868318513876613 1.5426e-07 au
i 6.56407156628842 4.1264e-06 deg
node 218.8607745087959 3.7478e-05 deg
peri 138.6494234424103 3.8304e-05 deg
M 135.5468197051161 8.5075e-06 deg
tp 2458433.303044864081
(2018-Nov-10.80304486)
3.2494e-05 TDB
period 1506.423421022719
4.12
1.263e-05
3.458e-08
d
yr
n .238976634972652 2.0036e-09 deg/d
Q 3.275224987686053 1.8307e-08 au
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      6804 days (18.63 yr)  
   first obs. used      2001-06-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51691  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:24:34  

Additional Information
 Earth MOID = .870931 au 
 Jupiter MOID = 2.21654 au 
 T_jup = 3.367 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457198.5 (2015-Jun-25.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2743774094233007 5.7867e-08  
q 1.865359471710541 1.5622e-07 au
tp 2456922.512473495184
(2014-Sep-22.01247350)
2.5864e-05 TDB
node 219.0615399074772 3.7707e-05 deg
peri 137.7776562910759 3.8482e-05 deg
i 6.542275438556249 4.1203e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      570  
   data-arc span      6804 days (18.63 yr)  
   first obs. used      2001-06-16  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51691  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:24:34  

Additional Information
 Jupiter MOID = 2.21654 au 
 T_jup = 3.367 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.348558973683822E-15 -9.028856795125333E-15 -5.255402176550097E-13 -1.832482547397142E-14 -1.877241835805991E-13 -1.03349664597621E-14
q -9.028856795125333E-15 2.44045927873179E-14 1.438419399486069E-12 5.19864779364632E-14 5.094658877276421E-13 2.814312969399462E-14
tp -5.255402176550097E-13 1.438419399486069E-12 6.689527916557502E-10 5.109164530790241E-12 2.140630926190584E-10 2.432773305764395E-12
node -1.832482547397142E-14 5.19864779364632E-14 5.109164530790241E-12 1.421837747756323E-9 -1.41104027748391E-9 -5.116694298433981E-11
peri -1.877241835805991E-13 5.094658877276421E-13 2.140630926190584E-10 -1.41104027748391E-9 1.480895475860755E-9 5.17301973077306E-11
i -1.03349664597621E-14 2.814312969399462E-14 2.432773305764395E-12 -5.116694298433981E-11 5.17301973077306E-11 1.697682640611036E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO450016  
diameter diameter 1.133 km 0.168 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.416   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215548 (2002 XA64)          Discovered 2002-Dec-11 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2002 XA64 = 2006 SV197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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