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JPL Small-Body Database Browser
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173972 (2001 XR111)
Classification: Main-belt Asteroid          SPK-ID: 2173972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387007793633216 7.985e-08  
a 3.138285641947865 3.491e-08 au
q 2.703002977544974 2.4426e-07 au
i 10.46483576474592 9.1061e-06 deg
node 121.5709289470104 3.634e-05 deg
peri 303.4959008843496 5.0545e-05 deg
M 57.63833438837842 3.1058e-05 deg
tp 2458275.378228112863
(2018-Jun-05.87822811)
0.00017467 TDB
period 2030.659614323773
5.56
3.3883e-05
9.277e-08
d
yr
n .177282296580209 2.9581e-09 deg/d
Q 3.573568306350756 3.9752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      279  
   data-arc span      6345 days (17.37 yr)  
   first obs. used      2001-11-17  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6277  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:56:35  

Additional Information
 Earth MOID = 1.73402 au 
 Jupiter MOID = 1.75383 au 
 T_jup = 3.171 
[ show covariance matrix ]

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 15.3   n/a MPO251411  

173972 (2001 XR111)          Discovered 2001-Dec-11 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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