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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 ]

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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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1970340151396285 4.9635e-08  
a 2.791941498470742 1.8407e-08 au
q 2.241834054992101 1.3384e-07 au
i 3.937022672313149 6.0937e-06 deg
node 359.1912053925427 5.8724e-05 deg
peri 315.8500399665995 6.0624e-05 deg
M 182.3087586986672 1.8506e-05 deg
tp 2459841.549231424219
(2022-Sep-19.04923142)
9.2098e-05 TDB
period 1703.954123429537
4.67
1.6851e-05
4.614e-08
d
yr
n .2112732937172219 2.0893e-09 deg/d
Q 3.342048941949383 2.2033e-08 au
  Orbit Determination Parameters
   # obs. used (total)      673  
   data-arc span      10794 days (29.55 yr)  
   first obs. used      1990-10-25  
   last obs. used      2020-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53999  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:44:34  

Additional Information
 Earth MOID = 1.23031 au 
 Jupiter MOID = 1.96696 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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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