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173163 (1996 XP12)
Classification: Main-belt Asteroid          SPK-ID: 2173163
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1888741775670709 4.9238e-08  
a 2.357370983700021 9.552e-09 au
q 1.912124477933203 1.139e-07 au
i 4.720509676526105 5.0317e-06 deg
node 310.3942899254608 6.2593e-05 deg
peri 121.7758732561932 6.4972e-05 deg
M 58.39999688548409 1.4815e-05 deg
tp 2458386.037852494094
(2018-Sep-24.53785249)
5.4281e-05 TDB
period 1322.027007184935
3.62
8.0352e-06
2.2e-08
d
yr
n .2723091117227385 1.6551e-09 deg/d
Q 2.80261748946684 1.1356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      8119 days (22.23 yr)  
   first obs. used      1996-12-01  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:34:23  

Additional Information
 Earth MOID = .931726 au 
 Jupiter MOID = 2.4788 au 
 T_jup = 3.525 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457075.5 (2015-Feb-22.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880832997516556 4.9083e-08  
q 1.914254961853849 1.1342e-07 au
tp 2457064.547899757927
(2015-Feb-11.04789976)
5.4645e-05 TDB
node 310.4440659466743 6.253e-05 deg
peri 121.9737567264432 6.4936e-05 deg
i 4.722685203128239 5.0332e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      390  
   data-arc span      8119 days (22.23 yr)  
   first obs. used      1996-12-01  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:34:23  

Additional Information
 Jupiter MOID = 2.4788 au 
 T_jup = 3.525 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.409101886705274E-15 -5.554982495083009E-15 -6.786845256766569E-13 -2.334384323370112E-14 -2.961797247698267E-13 -2.438025168955491E-15
q -5.554982495083009E-15 1.286306174976614E-14 1.563262687782613E-12 5.29894616947328E-14 6.82797384283747E-13 5.597337263873898E-15
tp -6.786845256766569E-13 1.563262687782613E-12 2.986038894224248E-9 -1.039858526420481E-11 9.762825457400228E-10 2.948529875695742E-13
node -2.334384323370112E-14 5.29894616947328E-14 -1.039858526420481E-11 3.910025809555221E-9 -3.89822770625831E-9 4.367462507658069E-11
peri -2.961797247698267E-13 6.82797384283747E-13 9.762825457400228E-10 -3.89822770625831E-9 4.216734880899609E-9 -4.330754671656847E-11
i -2.438025168955491E-15 5.597337263873898E-15 2.948529875695742E-13 4.367462507658069E-11 -4.330754671656847E-11 2.533347436389941E-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 16.9   n/a MPO469855  

173163 (1996 XP12)          Discovered 1996-Dec-06 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1996 XP12 = 2001 BF72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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