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59878 (1999 RF117)
Classification: Main-belt Asteroid          SPK-ID: 2059878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1233656927163588 4.568e-08  
a 2.380796549530863 1.1614e-08 au
q 2.087087933981271 1.0727e-07 au
i 6.1701965220093 4.6522e-06 deg
node 187.9701557333509 3.7585e-05 deg
peri 166.2056460810656 4.0952e-05 deg
M 104.8672053041084 1.7438e-05 deg
tp 2458209.641962548895
(2018-Apr-01.14196255)
6.3917e-05 TDB
period 1341.781666387989
3.67
9.8179e-06
2.688e-08
d
yr
n .2682999842806784 1.9632e-09 deg/d
Q 2.674505165080455 1.3046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      667  
   data-arc span      10115 days (27.69 yr)  
   first obs. used      1991-05-18  
   last obs. used      2019-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57186  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:40:53  

Additional Information
 Earth MOID = 1.08206 au 
 Jupiter MOID = 2.75824 au 
 T_jup = 3.520 
[ 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 15.7   n/a MPO417239  
diameter diameter 2.009 km 0.382 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59878 (1999 RF117)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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