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18792 (1999 JL60)
Classification: Main-belt Asteroid          SPK-ID: 2018792
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1282739747652488 3.2153e-08  
a 2.684307201697417 1.3515e-08 au
q 2.339980447444707 9.0632e-08 au
i 11.47421061331147 1.1201e-06 deg
node 265.3024271069667 2.7257e-06 deg
peri 314.3096436411657 5.3434e-06 deg
M 344.4962406648195 7.5929e-06 deg
tp 2459269.680113330398
(2021-Feb-24.18011333)
3.4101e-05 TDB
period 1606.374316094438
4.40
1.2132e-05
3.322e-08
d
yr
n .2241071687919316 1.6925e-09 deg/d
Q 3.028633955950127 1.5248e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1758  
   data-arc span      10294 days (28.18 yr)  
   first obs. used      1992-12-17  
   last obs. used      2021-02-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48917  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:38:04  

Additional Information
 Earth MOID = 1.34467 au 
 Jupiter MOID = 2.04473 au 
 T_jup = 3.335 
[ 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 13.69   n/a E2021B10  

18792 (1999 JL60)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JL60 = 1992 YQ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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