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(2005 XQ1)
Classification: Mars-crossing Asteroid          SPK-ID: 3309709
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5759681768624557 8.3593e-08  
a 3.074483659935104 3.2589e-08 au
q 1.303678911528872 2.533e-07 au
i 32.2926548933149 1.6462e-05 deg
node 179.2938723236437 9.9764e-06 deg
peri 325.687586384772 3.8497e-05 deg
M 259.0209336031998 9.6511e-06 deg
tp 2459752.813375863229
(2022-Jun-22.31337586)
5.6924e-05 TDB
period 1969.049847712425
5.39
3.1307e-05
8.571e-08
d
yr
n .182829297296986 2.9069e-09 deg/d
Q 4.845288408341336 5.1359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      4210 days (11.53 yr)  
   first obs. used      2005-12-04  
   last obs. used      2017-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 23:16:10  

Additional Information
 Earth MOID = .369267 au 
 Jupiter MOID = .835594 au 
 T_jup = 2.755 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457602.5 (2016-Aug-02.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5757282887063047 8.2194e-08  
q 1.305273783713364 2.4746e-07 au
tp 2457784.701900174740
(2017-Jan-31.20190017)
4.9509e-05 TDB
node 179.3163952030721 9.9264e-06 deg
peri 325.7587157360238 3.855e-05 deg
i 32.27882800369167 1.6494e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      4210 days (11.53 yr)  
   first obs. used      2005-12-04  
   last obs. used      2017-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .36092  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 23:16:10  

Additional Information
 Jupiter MOID = .835594 au 
 T_jup = 2.755 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.755788559835369E-15 -2.031152874716285E-14 -2.097048262049862E-12 -3.323989597589219E-13 -1.958170447899881E-12 -8.611499853344506E-13
q -2.031152874716285E-14 6.123859448874009E-14 6.340146644230481E-12 1.014004550415428E-12 5.90119403881081E-12 2.597276827493625E-12
tp -2.097048262049862E-12 6.340146644230481E-12 2.451104685589769E-9 1.310405240810151E-10 1.842622386939285E-9 1.523402343192013E-10
node -3.323989597589219E-13 1.014004550415428E-12 1.310405240810151E-10 9.853311997306724E-11 4.910374397162944E-11 4.868116696350709E-11
peri -1.958170447899881E-12 5.90119403881081E-12 1.842622386939285E-9 4.910374397162944E-11 1.486085443013391E-9 1.684215259961742E-10
i -8.611499853344506E-13 2.597276827493625E-12 1.523402343192013E-10 4.868116696350709E-11 1.684215259961742E-10 2.720552695975697E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO413596  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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