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56870 (2000 QL104)
Classification: Main-belt Asteroid          SPK-ID: 2056870
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01337360387227057 4.062e-08  
a 2.971574414821802 1.8626e-08 au
q 2.931833755721001 1.2585e-07 au
i 11.23301948379153 4.1071e-06 deg
node 145.220312327732 1.6467e-05 deg
peri 190.6519421609753 0.00012907 deg
M 331.4854273407014 0.00012672 deg
tp 2459148.698125020992
(2020-Oct-26.19812502)
0.00065831 TDB
period 1871.019623720694
5.12
1.7591e-05
4.816e-08
d
yr
n .1924084576323722 1.809e-09 deg/d
Q 3.011315073922603 1.8875e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      8239 days (22.56 yr)  
   first obs. used      1998-04-20  
   last obs. used      2020-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51922  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:56:15  

Additional Information
 Earth MOID = 1.92067 au 
 Jupiter MOID = 2.05203 au 
 T_jup = 3.233 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5   n/a MPO493271  
diameter diameter 4.118 km 0.921 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.218   0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56870 (2000 QL104)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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