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24801 (1994 PQ15)
Classification: Main-belt Asteroid          SPK-ID: 2024801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2260852614279108 4.2974e-08  
a 2.398969975617924 6.5536e-09 au
q 1.856598221522637 1.0292e-07 au
i 3.019917850476188 4.3687e-06 deg
node 311.9910098572514 5.9224e-05 deg
peri 6.75416368127868 5.9691e-05 deg
M 92.11828725292492 6.2809e-06 deg
tp 2459049.220618358624
(2020-Jul-18.72061836)
2.3915e-05 TDB
period 1357.174358307727
3.72
5.5613e-06
1.523e-08
d
yr
n .26525700091246 1.087e-09 deg/d
Q 2.941341729713211 8.0352e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2036  
   data-arc span      24182 days (66.21 yr)  
   first obs. used      1954-12-22  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47877  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:21:05  

Additional Information
 Earth MOID = .842827 au 
 Jupiter MOID = 2.37041 au 
 T_jup = 3.490 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457321.5 (2015-Oct-26.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2256964058648734 4.2902e-08  
q 1.857826074101113 1.0271e-07 au
tp 2457692.648775931111
(2016-Oct-31.14877593)
2.574e-05 TDB
node 312.0264908511153 5.9251e-05 deg
peri 6.871278797594591 5.9719e-05 deg
i 3.018853163175502 4.3673e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2036  
   data-arc span      24182 days (66.21 yr)  
   first obs. used      1954-12-22  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47877  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 15:21:05  

Additional Information
 Jupiter MOID = 2.37041 au 
 T_jup = 3.490 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.840609419497342E-15 -4.400878344875284E-15 3.803235701015962E-13 5.337048824731671E-15 8.767491081294759E-14 -1.836072411824792E-15
q -4.400878344875284E-15 1.054872558387353E-14 -9.669505940654127E-13 -1.388358943537982E-14 -2.261668708308458E-13 4.445341528292147E-15
tp 3.803235701015962E-13 -9.669505940654127E-13 6.625599386449513E-10 3.077211077704283E-12 1.993899910443971E-10 -6.607347845266809E-13
node 5.337048824731671E-15 -1.388358943537982E-14 3.077211077704283E-12 3.510625937920242E-9 -3.504567567950407E-9 1.091702373355852E-10
peri 8.767491081294759E-14 -2.261668708308458E-13 1.993899910443971E-10 -3.504567567950407E-9 3.566407721402861E-9 -1.092103744370236E-10
i -1.836072411824792E-15 4.445341528292147E-15 -6.607347845266809E-13 1.091702373355852E-10 -1.092103744370236E-10 1.907304653262769E-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 14.50   n/a E2021B10  

24801 (1994 PQ15)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PQ15 = 1992 AM4 = 1998 VH37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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