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193928 (2001 RJ15)
Classification: Main-belt Asteroid          SPK-ID: 2193928
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2304414774813814 7.7451e-08  
a 2.305640065586574 1.3357e-08 au
q 1.774324962332535 1.7829e-07 au
i 8.563531318718205 6.1133e-06 deg
node 240.2579776479577 5.304e-05 deg
peri 76.38763677496841 5.552e-05 deg
M 149.256179506927 1.7307e-05 deg
tp 2458470.329556598438
(2018-Dec-17.82955660)
5.9538e-05 TDB
period 1278.750134534324
3.50
1.1112e-05
3.042e-08
d
yr
n .281524897067635 2.4463e-09 deg/d
Q 2.836955168840613 1.6435e-08 au
  Orbit Determination Parameters
   # obs. used (total)      243  
   data-arc span      6680 days (18.29 yr)  
   first obs. used      2001-08-22  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:59:39  

Additional Information
 Earth MOID = .784673 au 
 Jupiter MOID = 2.51077 au 
 T_jup = 3.538 
[ 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 16.9   n/a MPO449958  

193928 (2001 RJ15)          Discovered 2001-Sep-10 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 RJ15 = 2004 JF19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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