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JPL Small-Body Database Browser
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52398 (1993 RT7)
Classification: Main-belt Asteroid          SPK-ID: 2052398
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 .1339582149024347 4.639e-08  
a 2.575219309423544 1.0756e-08 au
q 2.230247527750886 1.2163e-07 au
i 2.942572158673087 3.8738e-06 deg
node 332.4662634359325 9.519e-05 deg
peri 94.8355997141018 9.6468e-05 deg
M 20.497996230406 1.5166e-05 deg
tp 2458514.553407070728
(2019-Jan-31.05340707)
6.3492e-05 TDB
period 1509.453563497178
4.13
9.4565e-06
2.589e-08
d
yr
n .2384969029228921 1.4942e-09 deg/d
Q 2.920191091096203 1.2196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1209  
   data-arc span      10253 days (28.07 yr)  
   first obs. used      1991-03-18  
   last obs. used      2019-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:05:51  

Additional Information
 Earth MOID = 1.24622 au 
 Jupiter MOID = 2.35708 au 
 T_jup = 3.413 
[ 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 14.9   n/a MPO365861  

52398 (1993 RT7)          Discovered 1993-Sep-15 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 RT7 = 1997 RJ13 = 1999 AO31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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