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59790 (1999 NR56)
Classification: Main-belt Asteroid          SPK-ID: 2059790
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615647955715949 6.4597e-08  
a 3.122123030340388 2.7504e-08 au
q 2.617697861194074 2.0438e-07 au
i 11.22509124069071 5.4276e-06 deg
node 267.9241809962568 3.2812e-05 deg
peri 57.87194963805737 3.8116e-05 deg
M 278.8528887076719 2.2877e-05 deg
tp 2459454.696736763853
(2021-Aug-28.19673676)
0.00013074 TDB
period 2014.992556493453
5.52
2.6626e-05
7.29e-08
d
yr
n .1786607096090132 2.3609e-09 deg/d
Q 3.626548199486701 3.1948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      812  
   data-arc span      7596 days (20.80 yr)  
   first obs. used      1999-07-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:49:31  

Additional Information
 Earth MOID = 1.62614 au 
 Jupiter MOID = 1.75414 au 
 T_jup = 3.166 
[ 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 13.7   n/a MPO432152  
diameter diameter 9.456 km 0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59790 (1999 NR56)          Discovered 1999-Jul-12 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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