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JPL Small-Body Database Browser
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66537 (1999 RU115)
Classification: Main-belt Asteroid          SPK-ID: 2066537
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 .145875317955366 4.9431e-08  
a 2.521376068083945 1.1339e-08 au
q 2.153569532467149 1.2524e-07 au
i 5.148859823799777 5.7566e-06 deg
node 160.0684792036906 3.9528e-05 deg
peri 206.6346897816499 4.2931e-05 deg
M 37.44716024522553 1.6648e-05 deg
tp 2458848.385275643516
(2019-Dec-30.88527564)
6.751e-05 TDB
period 1462.361909680891
4.00
9.8647e-06
2.701e-08
d
yr
n .2461770903746784 1.6606e-09 deg/d
Q 2.889182603700741 1.2993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      850  
   data-arc span      14706 days (40.26 yr)  
   first obs. used      1979-08-22  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54699  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:00:28  

Additional Information
 Earth MOID = 1.15319 au 
 Jupiter MOID = 2.5698 au 
 T_jup = 3.435 
[ 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 15.4   n/a MPO439518  

66537 (1999 RU115)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RU115 = 1979 QL2 = 2001 AR10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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