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JPL Small-Body Database Browser
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13299 (1998 RU15)
Classification: Main-belt Asteroid          SPK-ID: 2013299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1133062164493495 3.3925e-08  
a 2.299168291052969 7.3489e-09 au
q 2.03865823101344 7.7277e-08 au
i 5.055810349164628 4.2521e-06 deg
node 175.5045211251282 4.0087e-05 deg
peri 78.57196843126164 4.4094e-05 deg
M 186.651572102503 1.9029e-05 deg
tp 2459613.657401960813
(2022-Feb-03.15740196)
6.7954e-05 TDB
period 1273.369867746462
3.49
6.1051e-06
1.671e-08
d
yr
n .2827144014622457 1.3555e-09 deg/d
Q 2.559678351092497 8.1815e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2021  
   data-arc span      13447 days (36.82 yr)  
   first obs. used      1983-04-05  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49399  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:36:18  

Additional Information
 Earth MOID = 1.03156 au 
 Jupiter MOID = 2.47515 au 
 T_jup = 3.579 
[ 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 14.2   n/a MPO347630  
diameter diameter 4.119 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.287   0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13299 (1998 RU15)          Discovered 1998-Sep-04 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RU15 = 1983 GE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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