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13073 (1991 RE15)
Classification: Main-belt Asteroid          SPK-ID: 2013073
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2217691109467237 6.0848e-08  
a 2.261247650132729 1.4058e-08 AU
q 1.759772769132426 1.3763e-07 AU
i 7.944179788677096 7.1375e-06 deg
node 343.0131370182851 3.7605e-05 deg
peri 330.8953932641895 4.018e-05 deg
M 325.4256097690902 2.0489e-05 deg
tp 2457119.781378193928
(2015-Apr-07.28137819)
7.1592e-05 JED
period 1241.997208425794
3.40
1.1582e-05
3.171e-08
d
yr
n .2898557239563305 2.703e-09 deg/d
Q 2.762722531133033 1.7175e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      894  
   data-arc span      14472 days (39.62 yr)  
   first obs. used      1974-09-19  
   last obs. used      2014-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54957  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:33:30  

Additional Information
 Earth MOID = .752105 AU 
 T_jup = 3.574 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6 mag n/a MPO250342  

13073 (1991 RE15)          Discovered 1991-Sep-15 by Holt, H. E. at Palomar
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RE15 = 1950 OK = 1974 SY = 1981 TL1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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