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54290 (2000 JM56)
Classification: Main-belt Asteroid          SPK-ID: 2054290
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287245559719509 3.0276e-08  
a 2.305053997937316 7.0762e-09 au
q 2.008336945561465 7.097e-08 au
i 7.503038727698327 3.9321e-06 deg
node 73.8997905827128 2.4273e-05 deg
peri 40.80765224157837 2.8603e-05 deg
M 13.6716938820019 1.4779e-05 deg
tp 2458951.955513986518
(2020-Apr-12.45551399)
5.243e-05 TDB
period 1278.262599768978
3.50
5.8861e-06
1.612e-08
d
yr
n .281632271854831 1.2969e-09 deg/d
Q 2.601771050313167 7.9871e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1205  
   data-arc span      7753 days (21.23 yr)  
   first obs. used      1998-11-11  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46157  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 11:04:14  

Additional Information
 Earth MOID = 1.03146 au 
 Jupiter MOID = 2.50755 au 
 T_jup = 3.566 
[ 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 15.2   n/a MPO347889  
diameter diameter 2.281 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.282   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

54290 (2000 JM56)          Discovered 2000-May-06 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 JM56 = 1998 VZ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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