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146314 (2001 KO54)
Classification: Main-belt Asteroid          SPK-ID: 2146314
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .209830925497123 4.3001e-08  
a 2.347986850360532 8.5609e-09 au
q 1.855306596494307 9.9672e-08 au
i 5.19853803948059 3.4582e-06 deg
node 110.0663037991564 5.7352e-05 deg
peri 133.0905457404945 5.8116e-05 deg
M 92.82231091265595 9.9108e-06 deg
tp 2458661.662246966109
(2019-Jun-27.16224697)
3.6121e-05 TDB
period 1314.140855714991
3.60
7.1872e-06
1.968e-08
d
yr
n .2739432370848351 1.4982e-09 deg/d
Q 2.840667104226757 1.0357e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:06:50  

Additional Information
 Earth MOID = .846781 au 
 Jupiter MOID = 2.19068 au 
 T_jup = 3.524 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457752.5 (2016-Dec-30.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093460011904397 4.3043e-08  
q 1.857192305623289 9.9754e-08 au
tp 2457346.964915350743
(2015-Nov-20.46491535)
3.7005e-05 TDB
node 110.0804624768409 5.7375e-05 deg
peri 133.1376883982439 5.8145e-05 deg
i 5.196879918698873 3.4569e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56872  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:06:50  

Additional Information
 Jupiter MOID = 2.19068 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.85273592187173E-15 -4.284350898960239E-15 -7.859718299851423E-13 -3.280659166424586E-14 -1.704677257668746E-13 -3.466739315870698E-15
q -4.284350898960239E-15 9.950950467959815E-15 1.796585691119834E-12 7.579542833250249E-14 3.921860982155485E-13 8.017912493611609E-15
tp -7.859718299851423E-13 1.796585691119834E-12 1.369396229628754E-9 1.902749543497068E-11 3.797578438900604E-10 2.252980051189942E-12
node -3.280659166424586E-14 7.579542833250249E-14 1.902749543497068E-11 3.291918947213391E-9 -3.273467161054334E-9 -9.708031349619725E-12
peri -1.704677257668746E-13 3.921860982155485E-13 3.797578438900604E-10 -3.273467161054334E-9 3.380845413262033E-9 1.030331378365554E-11
i -3.466739315870698E-15 8.017912493611609E-15 2.252980051189942E-12 -9.708031349619725E-12 1.030331378365554E-11 1.194997047914755E-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 16.6   n/a MPO432920  

146314 (2001 KO54)          Discovered 2001-May-17 by NEAT at Haleakala
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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