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56240 (1999 JV51)
Classification: Main-belt Asteroid          SPK-ID: 2056240
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134531603262695 3.8867e-08  
a 2.643059777828103 1.3675e-08 au
q 2.343196293102257 1.073e-07 au
i 13.03589072437067 5.5721e-06 deg
node 233.0949344449645 1.929e-05 deg
peri 35.14729009594522 3.2506e-05 deg
M 296.6038909548559 2.7025e-05 deg
tp 2459276.887888666489
(2021-Mar-03.38788867)
0.00011865 TDB
period 1569.491273495711
4.30
1.2181e-05
3.335e-08
d
yr
n .2293736869260674 1.7802e-09 deg/d
Q 2.942923262553949 1.5227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1441  
   data-arc span      7708 days (21.10 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49732  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:22:59  

Additional Information
 Earth MOID = 1.33973 au 
 Jupiter MOID = 2.12866 au 
 T_jup = 3.348 
[ 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 14.2   n/a MPO385178  
diameter diameter 4.127 km 1.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56240 (1999 JV51)          Discovered 1999-May-10 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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