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173956 (2001 XA14)
Classification: Main-belt Asteroid          SPK-ID: 2173956
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09103519498751587 5.7587e-08  
a 3.141503758204655 3.1035e-08 au
q 2.855516351022481 1.8677e-07 au
i 8.296695775909406 6.3747e-06 deg
node 340.3437260081811 3.3098e-05 deg
peri 18.33884507629708 4.363e-05 deg
M 191.8463547204918 2.9865e-05 deg
tp 2459950.467150933252
(2023-Jan-05.96715093)
0.00017465 TDB
period 2033.783887155769
5.57
3.0138e-05
8.251e-08
d
yr
n .1770099577804489 2.623e-09 deg/d
Q 3.42749116538683 3.386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1997-01-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:33:45  

Additional Information
 Earth MOID = 1.85253 au 
 Jupiter MOID = 2.00207 au 
 T_jup = 3.188 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457351.5 (2015-Nov-25.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09003965256579577 5.7471e-08  
q 2.859067596861355 1.8631e-07 au
tp 2457919.060361267891
(2017-Jun-14.56036127)
0.00016544 TDB
node 340.3676205350326 3.3104e-05 deg
peri 18.95391268739369 4.3903e-05 deg
i 8.29527716597007 6.3735e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1997-01-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64512  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:33:45  

Additional Information
 Jupiter MOID = 2.00207 au 
 T_jup = 3.188 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.302875240611959E-15 -1.058657503204982E-14 -1.678028273822557E-12 3.477747543534495E-15 -3.827993914199695E-13 -2.69101490073455E-15
q -1.058657503204982E-14 3.471008161748698E-14 6.668664277495518E-12 -6.831972560241722E-15 1.403811096823303E-12 1.000749612818217E-14
tp -1.678028273822557E-12 6.668664277495518E-12 2.736948432545428E-8 9.48050867901506E-12 4.780729952718512E-9 -5.350272945904749E-12
node 3.477747543534495E-15 -6.831972560241722E-15 9.48050867901506E-12 1.095895401312875E-9 -1.082475100316967E-9 -7.188418950529929E-12
peri -3.827993914199695E-13 1.403811096823303E-12 4.780729952718512E-9 -1.082475100316967E-9 1.927450902544415E-9 6.168748920413589E-12
i -2.69101490073455E-15 1.000749612818217E-14 -5.350272945904749E-12 -7.188418950529929E-12 6.168748920413589E-12 4.06212103929541E-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 15.1   n/a MPO251411  

173956 (2001 XA14)          Discovered 2001-Dec-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 XA14 = 2000 SX50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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