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JPL Small-Body Database Browser
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59963 (1999 RZ234)
Classification: Main-belt Asteroid          SPK-ID: 2059963
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06633736761703819 3.9822e-08  
a 3.066272716707413 2.4042e-08 au
q 2.862864256285099 1.3432e-07 au
i 9.143766467733197 6.185e-06 deg
node 37.60898791257845 2.4915e-05 deg
peri 257.6955603278941 5.3786e-05 deg
M 5.09600141914479 4.6933e-05 deg
tp 2458972.738582691140
(2020-May-03.23858269)
0.00025566 TDB
period 1961.167081634505
5.37
2.3065e-05
6.315e-08
d
yr
n .183564166139258 2.1589e-09 deg/d
Q 3.269681177129727 2.5637e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      7239 days (19.82 yr)  
   first obs. used      1999-09-08  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:57:52  

Additional Information
 Earth MOID = 1.86541 au 
 Jupiter MOID = 1.87202 au 
 T_jup = 3.209 
[ 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 13.9   n/a MPO436201  
diameter diameter 13.504 km 0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59963 (1999 RZ234)          Discovered 1999-Sep-08 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RZ234 = 1999 SJ23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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