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215438 (2002 LL25)
Classification: Main-belt Asteroid          SPK-ID: 2215438
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684926421920526 4.6739e-08  
a 2.412868019486775 1.8505e-08 au
q 2.006317511622743 1.1162e-07 au
i 11.6690156396122 4.6076e-06 deg
node 106.2184911484755 3.1208e-05 deg
peri 51.41783499421894 3.6567e-05 deg
M 238.7065048329761 2.2733e-05 deg
tp 2459061.747247755405
(2020-Jul-31.24724776)
8.9728e-05 TDB
period 1368.985277926836
3.75
1.5749e-05
4.312e-08
d
yr
n .262968496304925 3.0251e-09 deg/d
Q 2.819418527350806 2.1623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      443  
   data-arc span      9455 days (25.89 yr)  
   first obs. used      1993-12-09  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55698  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:52  

Additional Information
 Earth MOID = 1.03963 au 
 Jupiter MOID = 2.24051 au 
 T_jup = 3.471 
[ 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 16.0   n/a MPO454547  
diameter diameter 4.093 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215438 (2002 LL25)          Discovered 2002-Jun-03 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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