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59569 (1999 JJ48)
Classification: Main-belt Asteroid          SPK-ID: 2059569
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09167336455209399 3.5094e-08  
a 2.325786620131439 8.416e-09 au
q 2.112573935433747 8.5e-08 au
i 6.038376293417648 3.4665e-06 deg
node 269.0301847429467 3.956e-05 deg
peri 1.035172547469748 4.6726e-05 deg
M 305.9314908769999 2.6835e-05 deg
tp 2459195.078621513153
(2020-Dec-11.57862151)
9.6961e-05 TDB
period 1295.547165640959
3.55
7.032e-06
1.925e-08
d
yr
n .2778748698214268 1.5083e-09 deg/d
Q 2.538999304829131 9.1875e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1811  
   data-arc span      7712 days (21.11 yr)  
   first obs. used      1999-05-06  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46074  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:38:54  

Additional Information
 Earth MOID = 1.09642 au 
 Jupiter MOID = 2.53305 au 
 T_jup = 3.561 
[ 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 14.4   n/a MPO365938  
diameter diameter 2.933 km 0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.429   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59569 (1999 JJ48)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 JJ48 = 2000 SU177 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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