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101842 (1999 JL69)
Classification: Main-belt Asteroid          SPK-ID: 2101842
[ 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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1725513008775157 4.4972e-08  
a 2.634927022554248 1.2615e-08 au
q 2.180266937095193 1.2263e-07 au
i 9.924476526215154 4.6036e-06 deg
node 214.7360412816397 2.275e-05 deg
peri 294.8814261095595 2.8246e-05 deg
M 18.48195633678482 1.2975e-05 deg
tp 2458920.295866146041
(2020-Mar-11.79586615)		 5.6471e-05 TDB
period 1562.252808159611
4.28		 1.122e-05
3.072e-08		 d
yr
n .2304364556874074 1.6549e-09 deg/d
Q 3.089587108013302 1.4792e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1115  
   data-arc span      7711 days (21.11 yr)  
   first obs. used      1999-04-07  
   last obs. used      2020-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54475  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:13  

Additional Information
 Earth MOID = 1.21179 au 
 Jupiter MOID = 2.00081 au 
 T_jup = 3.356 
[ 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 15.0   n/a MPO417514  

101842 (1999 JL69)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1999 JL69 = 2001 SJ168 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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