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134493 (1998 XR63)
Classification: Main-belt Asteroid          SPK-ID: 2134493
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846620169077402 4.5092e-08  
a 2.67375974474334 1.5505e-08 au
q 2.18001787755231 1.2125e-07 au
i 12.00139995772893 5.7914e-06 deg
node 19.42446440269545 2.1591e-05 deg
peri 23.05215266732037 2.7508e-05 deg
M 347.494865024657 1.6928e-05 deg
tp 2459055.971240795297
(2020-Jul-25.47124080)
7.5337e-05 TDB
period 1596.915725074689
4.37
1.3891e-05
3.803e-08
d
yr
n .2254345638578783 1.961e-09 deg/d
Q 3.16750161193437 1.8368e-08 au
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      8031 days (21.99 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59435  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:48:21  

Additional Information
 Earth MOID = 1.19261 au 
 Jupiter MOID = 2.29708 au 
 T_jup = 3.324 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456833.5 (2014-Jun-25.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859536558829384 4.5893e-08  
q 2.176556298618813 1.2399e-07 au
tp 2457452.835798943207
(2016-Mar-05.33579894)
6.7709e-05 TDB
node 19.57135723913532 2.1509e-05 deg
peri 21.92679958575117 2.7342e-05 deg
i 12.031612005343 5.8024e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      703  
   data-arc span      8031 days (21.99 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59435  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:48:21  

Additional Information
 Jupiter MOID = 2.29708 au 
 T_jup = 3.324 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.106200955090716E-15 -5.660021577774709E-15 -1.062222649053525E-12 9.046480738036171E-15 -3.16932420627856E-13 -1.450860019709368E-15
q -5.660021577774709E-15 1.537380527565227E-14 3.19895084071599E-12 -2.544561927261217E-14 9.160633496643942E-13 3.960230217485207E-15
tp -1.062222649053525E-12 3.19895084071599E-12 4.584493461341684E-9 -1.276146493632044E-11 1.150868322137737E-9 -4.014935245635703E-12
node 9.046480738036171E-15 -2.544561927261217E-14 -1.276146493632044E-11 4.626194213614594E-10 -4.552266015074731E-10 -2.244947372114249E-11
peri -3.16932420627856E-13 9.160633496643942E-13 1.150868322137737E-9 -4.552266015074731E-10 7.475835154216333E-10 2.096801842250361E-11
i -1.450860019709368E-15 3.960230217485207E-15 -4.014935245635703E-12 -2.244947372114249E-11 2.096801842250361E-11 3.366838668947521E-11

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 15.2   n/a MPO449758  
diameter diameter 6.712 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134493 (1998 XR63)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2021-Dec-10 20:38 < 00:01 Europ 0.0408299885086942 0.0408282291064541 0.0408317479901639 5.10572316476105 5.1057231137769 2459559.359668230 0.771299193130583 138.630292061977 48.2544101344847 55.7026713114767 107431.962600492 T 20 CATAB v2.0f-lin.ifort 2020-Dec-18 04:48:23 2020-Dec-18 04:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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