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134486 (1998 XP)
Classification: Main-belt Asteroid          SPK-ID: 2134486
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027223333144408 5.2068e-08  
a 2.629967177293095 1.7625e-08 au
q 2.096814094571846 1.3389e-07 au
i 13.23670451620092 6.2204e-06 deg
node 269.3678465622069 2.1982e-05 deg
peri 71.87596448898807 2.7562e-05 deg
M 97.84237255006975 1.7862e-05 deg
tp 2458577.102398023889
(2019-Apr-03.60239802)
7.5796e-05 TDB
period 1557.843833288067
4.27
1.566e-05
4.287e-08
d
yr
n .2310886318047458 2.323e-09 deg/d
Q 3.163120260014345 2.1198e-08 au
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      7987 days (21.87 yr)  
   first obs. used      1998-12-10  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:08:54  

Additional Information
 Earth MOID = 1.13092 au 
 Jupiter MOID = 2.34062 au 
 T_jup = 3.334 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457662.5 (2016-Oct-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043517584886739 5.2336e-08  
q 2.091404742315598 1.3477e-07 au
tp 2457018.523016280934
(2014-Dec-27.02301628)
7.1086e-05 TDB
node 269.5115311508894 2.2032e-05 deg
peri 71.51689814130134 2.7466e-05 deg
i 13.22525093936217 6.2153e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      7987 days (21.87 yr)  
   first obs. used      1998-12-10  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51284  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:08:54  

Additional Information
 Jupiter MOID = 2.34062 au 
 T_jup = 3.334 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.739046020370951E-15 -7.017804282348514E-15 1.099022958783924E-12 -1.306450766098123E-14 1.463899845668448E-13 -2.404662123526834E-15
q -7.017804282348514E-15 1.816315731943943E-14 -2.749689347039594E-12 3.238961914861644E-14 -3.391027974757343E-13 6.936845427080162E-15
tp 1.099022958783924E-12 -2.749689347039594E-12 5.053199945458933E-9 -2.289849610778647E-11 1.175131139419099E-9 -8.04970578962708E-12
node -1.306450766098123E-14 3.238961914861644E-14 -2.289849610778647E-11 4.854092709104387E-10 -4.7689326290166E-10 -2.649280608894403E-11
peri 1.463899845668448E-13 -3.391027974757343E-13 1.175131139419099E-9 -4.7689326290166E-10 7.54390999117628E-10 2.391736865697272E-11
i -2.404662123526834E-15 6.936845427080162E-15 -8.04970578962708E-12 -2.649280608894403E-11 2.391736865697272E-11 3.863028443419468E-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 15.3   n/a MPO502849  
diameter diameter 2.243 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.351   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134486 (1998 XP)          Discovered 1998-Dec-10 by Klet at Klet
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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