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245621 (2005 WZ160)
Classification: Main-belt Asteroid          SPK-ID: 2245621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294000978625608 4.7306e-08  
a 2.353606923257971 1.5049e-08 au
q 2.049049957058389 1.1608e-07 au
i 5.112522931910877 5.8163e-06 deg
node 32.04281588784195 5.5236e-05 deg
peri 45.53207708058047 5.9646e-05 deg
M 358.1025444398841 2.4758e-05 deg
tp 2459007.451338521173
(2020-Jun-06.95133852)
9.0731e-05 TDB
period 1318.86191182764
3.61
1.2649e-05
3.463e-08
d
yr
n .2729626178233645 2.618e-09 deg/d
Q 2.658163889457553 1.6996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      8567 days (23.46 yr)  
   first obs. used      1996-04-19  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:26:26  

Additional Information
 Earth MOID = 1.06791 au 
 Jupiter MOID = 2.57516 au 
 T_jup = 3.539 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457140.5 (2015-Apr-28.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286322592605136 4.7197e-08  
q 2.051081742573155 1.158e-07 au
tp 2457686.250239537307
(2016-Oct-24.75023954)
8.6249e-05 TDB
node 32.08115154602591 5.5164e-05 deg
peri 44.99554742827044 5.9671e-05 deg
i 5.116577069035239 5.8192e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      8567 days (23.46 yr)  
   first obs. used      1996-04-19  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56928  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:26:26  

Additional Information
 Jupiter MOID = 2.57516 au 
 T_jup = 3.539 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.227574533761102E-15 -5.433093397695603E-15 -1.029056251817205E-12 -3.565424536697189E-15 -2.127774970805388E-13 -1.256600416692634E-15
q -5.433093397695603E-15 1.340858155680891E-14 2.830861598791472E-12 1.147698668688068E-14 5.869112899207955E-13 3.458130812939218E-15
tp -1.029056251817205E-12 2.830861598791472E-12 7.438843861291102E-9 4.487613426868897E-11 1.975428740681148E-9 4.118234933360678E-12
node -3.565424536697189E-15 1.147698668688068E-14 4.487613426868897E-11 3.043089837815757E-9 -3.018243899817761E-9 -4.257752879235339E-11
peri -2.127774970805388E-13 5.869112899207955E-13 1.975428740681148E-9 -3.018243899817761E-9 3.560652495296157E-9 4.347641626629196E-11
i -1.256600416692634E-15 3.458130812939218E-15 4.118234933360678E-12 -4.257752879235339E-11 4.347641626629196E-11 3.386309051648882E-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 16.9   n/a MPO450098  

245621 (2005 WZ160)          Discovered 2005-Nov-28 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2005 WZ160 = 2001 SY257 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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