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JPL Small-Body Database Browser
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15787 (1993 RY7)
Classification: Main-belt Asteroid          SPK-ID: 2015787
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1658787034285241 2.7253e-08  
a 2.447780963534409 1.0063e-08 au
q 2.041746231026298 6.8529e-08 au
i 1.218743172489693 3.1973e-06 deg
node 289.7883016789461 0.00022222 deg
peri 341.2402915594388 0.00022281 deg
M 63.90182263861976 1.5463e-05 deg
tp 2458752.204984622400
(2019-Sep-25.70498462)
6.0447e-05 TDB
period 1398.805258520349
3.83
8.6259e-06
2.362e-08
d
yr
n .2573624868845622 1.5871e-09 deg/d
Q 2.85381569604252 1.1732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1240  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1992-03-25  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54186  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:28:00  

Additional Information
 Earth MOID = 1.02559 au 
 Jupiter MOID = 2.24508 au 
 T_jup = 3.478 
[ 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 15.1   n/a MPO247502  

15787 (1993 RY7)          Discovered 1993-Sep-15 by Elst, E. W. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 RY7 = 2000 JW37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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