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JPL Small-Body Database Browser
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452319 (2000 AC44)
Classification: Main-belt Asteroid          SPK-ID: 2452319
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2295857015519878 6.5666e-08  
a 2.563509820467701 2.2876e-08 au
q 1.974964619900214 1.667e-07 au
i 6.198058444436092 6.4009e-06 deg
node 105.4063374789601 6.5327e-05 deg
peri 84.32186178706581 6.7404e-05 deg
M 199.5639120951767 1.8078e-05 deg
tp 2459268.613839433243
(2021-Feb-23.11383943)
7.8897e-05 TDB
period 1499.170076614269
4.10
2.0067e-05
5.494e-08
d
yr
n .2401328612514902 3.2143e-09 deg/d
Q 3.152055021035188 2.8128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      10132 days (27.74 yr)  
   first obs. used      1992-03-01  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53882  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:09:43  

Additional Information
 Earth MOID = .987618 au 
 Jupiter MOID = 1.83517 au 
 T_jup = 3.388 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457674.5 (2016-Oct-13.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2300704633065042 6.5671e-08  
q 1.97358205282747 1.6699e-07 au
tp 2457769.932399034016
(2017-Jan-16.43239903)
7.1794e-05 TDB
node 105.431774594152 6.5334e-05 deg
peri 84.37674866797931 6.739e-05 deg
i 6.198051754560784 6.3992e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      10132 days (27.74 yr)  
   first obs. used      1992-03-01  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53882  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:09:43  

Additional Information
 Jupiter MOID = 1.83517 au 
 T_jup = 3.388 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.312722029923232E-15 -1.0906774727255E-14 3.196859909609895E-12 -4.648943746669669E-14 8.109569071967881E-13 -1.39293323154466E-15
q -1.0906774727255E-14 2.788684922089833E-14 -7.943004688191953E-12 1.165527355020252E-13 -2.026438043447392E-12 4.602922933806052E-15
tp 3.196859909609895E-12 -7.943004688191953E-12 5.154371704796597E-9 -3.376621122567452E-11 1.254883858711052E-9 -3.679534218774596E-12
node -4.648943746669669E-14 1.165527355020252E-13 -3.376621122567452E-11 4.268565268604601E-9 -4.251847376995064E-9 -2.235390310640292E-10
peri 8.109569071967881E-13 -2.026438043447392E-12 1.254883858711052E-9 -4.251847376995064E-9 4.541478334974357E-9 2.214728206487726E-10
i -1.39293323154466E-15 4.602922933806052E-15 -3.679534218774596E-12 -2.235390310640292E-10 2.214728206487726E-10 4.094969891191827E-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 16.7   n/a MPO419207  

452319 (2000 AC44)          Discovered 2000-Jan-02 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

[ show close-approach data ]
Alternate Designations
 2000 AC44 = 2014 QV393 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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