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79113 (1981 EP45)
Classification: Main-belt Asteroid          SPK-ID: 2079113
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481157845738924 4.0213e-08  
a 3.198506018798573 2.2872e-08 au
q 2.724756790359905 1.3631e-07 au
i 13.66351396382714 6.7182e-06 deg
node 344.6802774469246 1.6903e-05 deg
peri 275.4933089065089 2.9246e-05 deg
M 322.5994933468622 2.3971e-05 deg
tp 2459613.567182910137
(2022-Feb-03.06718291)
0.00013945 TDB
period 2089.388429209777
5.72
2.2411e-05
6.136e-08
d
yr
n .1722992216129745 1.8481e-09 deg/d
Q 3.67225524723724 2.6259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      14730 days (40.33 yr)  
   first obs. used      1981-02-12  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:07:46  

Additional Information
 Earth MOID = 1.75387 au 
 Jupiter MOID = 1.69876 au 
 T_jup = 3.134 
[ 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 14.92   n/a MPO637103  

79113 (1981 EP45)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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Alternate Designations
 1981 EP45 = 1998 FB76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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