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JPL Small-Body Database Browser
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59923 (1999 RY165)
Classification: Main-belt Asteroid          SPK-ID: 2059923
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1967915865845303 5.0893e-08  
a 2.792161940854717 1.857e-08 au
q 2.242687962512976 1.3803e-07 au
i 3.936581656216938 7.0408e-06 deg
node 359.211219613807 6.0688e-05 deg
peri 315.787634179541 6.2991e-05 deg
M 97.88023616932573 1.9213e-05 deg
tp 2458137.157818311852
(2018-Jan-18.65781831)
8.924e-05 TDB
period 1704.155935210207
4.67
1.7001e-05
4.655e-08
d
yr
n .211248274035201 2.1075e-09 deg/d
Q 3.341635919196458 2.2225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      10297 days (28.19 yr)  
   first obs. used      1990-10-25  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54564  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:41:03  

Additional Information
 Earth MOID = 1.23031 au 
 Jupiter MOID = 1.96452 au 
 T_jup = 3.297 
[ 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 15.2   n/a MPO412567  
diameter diameter 5.562 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.023   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59923 (1999 RY165)          Discovered 1999-Sep-09 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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