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117378 (2004 XZ163)
Classification: Main-belt Asteroid          SPK-ID: 2117378
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0764800825194959 6.0221e-08  
a 2.717535580212706 2.1767e-08 au
q 2.509698234788372 1.7033e-07 au
i 4.170761665300335 4.1409e-06 deg
node 274.1405507626459 8.5008e-05 deg
peri 96.95601857202354 8.97e-05 deg
M 241.3660350537364 3.0595e-05 deg
tp 2459739.722281976053
(2022-Jun-09.22228198)		 0.00014174 TDB
period 1636.293801689149
4.48		 1.966e-05
5.383e-08		 d
yr
n .2200093892847185 2.6434e-09 deg/d
Q 2.925372925637039 2.3432e-08 au
   Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      9944 days (27.23 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:52:24  

Additional Information
 Earth MOID = 1.51211 au 
 Jupiter MOID = 2.46157 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457495.5 (2016-Apr-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0756685930699193 6.0051e-08  
q 2.512242611816835 1.6954e-07 au
tp 2458106.008934227386
(2017-Dec-18.50893423)		 0.00013643 TDB
node 274.1556250764887 8.5012e-05 deg
peri 97.59384359488368 8.985e-05 deg
i 4.17032143094091 4.1406e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      9944 days (27.23 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59407  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:52:24  

Additional Information
 Jupiter MOID = 2.46157 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.606144202606671E-15 -1.011403145814547E-14 -1.551529517812877E-12 7.276405779095431E-15 -4.084590179091489E-13 -8.535748917151563E-17
q -1.011403145814547E-14 2.874332628902328E-14 5.049188426380344E-12 -2.196607472674337E-14 1.266708016448681E-12 7.682046034030712E-16
tp -1.551529517812877E-12 5.049188426380344E-12 1.861289066810917E-8 -1.990264962703477E-11 4.02076741186654E-9 4.450931476818062E-13
node 7.276405779095431E-15 -2.196607472674337E-14 -1.990264962703477E-11 7.226957085201609E-9 -7.211933699761926E-9 1.526632054626405E-11
peri -4.084590179091489E-13 1.266708016448681E-12 4.02076741186654E-9 -7.211933699761926E-9 8.072958482648369E-9 -1.516575815911563E-11
i -8.535748917151563E-17 7.682046034030712E-16 4.450931476818062E-13 1.526632054626405E-11 -1.516575815911563E-11 1.714452727792108E-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 15.53   n/a E2021B55  
diameter diameter 4.098 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.087   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117378 (2004 XZ163)          Discovered 2004-Dec-03 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 2004 XZ163 = 1993 FZ64 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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