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48897 (1998 LQ2)
Classification: Main-belt Asteroid          SPK-ID: 2048897
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1862039858845529 4.5979e-08  
a 2.27962686077707 8.5826e-09 au
q 1.855151252970888 1.0242e-07 au
i 6.758504420796617 5.4669e-06 deg
node 182.3346862918467 2.7203e-05 deg
peri 134.5382720067894 3.1198e-05 deg
M 100.4044949560944 1.3291e-05 deg
tp 2458649.873504904951
(2019-Jun-15.37350491)
4.5935e-05 TDB
period 1257.1701923247
3.44
7.0997e-06
1.944e-08
d
yr
n .2863574098382852 1.6172e-09 deg/d
Q 2.70410246858325 1.0181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      483  
   data-arc span      10452 days (28.62 yr)  
   first obs. used      1991-06-16  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:16:09  

Additional Information
 Earth MOID = .849652 au 
 Jupiter MOID = 2.61876 au 
 T_jup = 3.574 
[ 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 16.6   n/a MPO436125  

48897 (1998 LQ2)          Discovered 1998-Jun-01 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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