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85440 (1997 EB47)
Classification: Main-belt Asteroid          SPK-ID: 2085440
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1963367130351417 3.4837e-08  
a 2.345283210770389 9.9011e-09 au
q 1.884818014031228 7.9505e-08 au
i 2.392615350992091 4.1394e-06 deg
node 357.8248643878626 8.9165e-05 deg
peri 231.3987397315355 8.9809e-05 deg
M 249.5220030604844 1.1212e-05 deg
tp 2459799.091553935070
(2022-Aug-07.59155394)
4.2039e-05 TDB
period 1311.871715921615
3.59
8.3075e-06
2.274e-08
d
yr
n .2744170757177223 1.7378e-09 deg/d
Q 2.805748407509551 1.1845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      602  
   data-arc span      8706 days (23.84 yr)  
   first obs. used      1997-03-12  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:13:02  

Additional Information
 Earth MOID = .876358 au 
 Jupiter MOID = 2.18756 au 
 T_jup = 3.534 
[ 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 16.22   n/a MPCxxxxx  

85440 (1997 EB47)          Discovered 1997-Mar-12 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 EB47 = 2004 CH94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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