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JPL Small-Body Database Browser
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85474 (1997 LN15)
Classification: Main-belt Asteroid          SPK-ID: 2085474
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2161296542393253 3.8367e-08  
a 2.280764394779681 7.8918e-09 au
q 1.787823574734585 8.743e-08 au
i 4.534550889166635 4.4956e-06 deg
node 209.3587795253846 5.3213e-05 deg
peri 105.4096613340802 5.4311e-05 deg
M 80.29637615182916 9.5082e-06 deg
tp 2458319.883949092288
(2018-Jul-20.38394909)
3.3161e-05 TDB
period 1258.11130175736
3.44
6.5299e-06
1.788e-08
d
yr
n .2861432048954201 1.4851e-09 deg/d
Q 2.773705214824778 9.5974e-09 au
  Orbit Determination Parameters
   # obs. used (total)      840  
   data-arc span      8175 days (22.38 yr)  
   first obs. used      1997-06-08  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48365  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:11:45  

Additional Information
 Earth MOID = .780054 au 
 Jupiter MOID = 2.53255 au 
 T_jup = 3.570 
[ 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 15.9   n/a MPO351441  

85474 (1997 LN15)          Discovered 1997-Jun-08 by Elst, E. W. at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 LN15 = 2000 GE9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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