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15885 (1997 EE)
Classification: Main-belt Asteroid          SPK-ID: 2015885
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09694975323492303 2.7425e-08  
a 2.252498949709606 5.9455e-09 au
q 2.034119732373336 6.2131e-08 au
i 4.015817036040437 4.0527e-06 deg
node 43.19159973770885 4.4693e-05 deg
peri 60.69543952855977 4.9727e-05 deg
M 121.334536263829 2.1571e-05 deg
tp 2458980.323784673123
(2020-May-10.82378467)
7.3643e-05 TDB
period 1234.796308875328
3.38
4.8889e-06
1.339e-08
d
yr
n .2915460610081461 1.1543e-09 deg/d
Q 2.470878167045875 6.522e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1808  
   data-arc span      10447 days (28.60 yr)  
   first obs. used      1992-11-27  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4966  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 14:04:52  

Additional Information
 Earth MOID = 1.05474 au 
 Jupiter MOID = 2.62618 au 
 T_jup = 3.617 
[ 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 15.05   n/a MPO636303  
diameter diameter 2.241 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.386   0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15885 (1997 EE)          Discovered 1997-Mar-01 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 EE = 2000 AB154 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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