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78854 (2003 QP64)
Classification: Main-belt Asteroid          SPK-ID: 2078854
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3068943671262254 3.465e-08  
a 3.101696253012233 1.7776e-08 au
q 2.149803144426259 1.1498e-07 au
i 7.562594202740627 3.983e-06 deg
node 146.7885074536608 2.834e-05 deg
peri 235.6593947104122 2.9118e-05 deg
M 23.15454688489024 5.6421e-06 deg
tp 2458872.169138178138
(2020-Jan-23.66913818)
3.1221e-05 TDB
period 1995.250025212898
5.46
1.7153e-05
4.696e-08
d
yr
n .18042851544963 1.5511e-09 deg/d
Q 4.053589361598208 2.3232e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      9342 days (25.58 yr)  
   first obs. used      1995-03-26  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49641  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:16  

Additional Information
 Earth MOID = 1.16329 au 
 Jupiter MOID = 1.46224 au 
 T_jup = 3.134 
[ show covariance matrix ]

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 14.6   n/a MPO449496  
diameter diameter 4.678 km 1.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.106   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

78854 (2003 QP64)          Discovered 2003-Aug-23 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2003 QP64 = 1996 LM3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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