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JPL Small-Body Database Browser
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292P/Li
Classification: Jupiter-family Comet          SPK-ID: 1000246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2454941.5 (2009-Apr-20.0) TDB
Reference: JPL 55 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5867674780744813 2.3363e-07  
a 6.134841381713451 1.0345e-07 au
q 2.535115975778483 1.4633e-06 au
i 24.31598142972776 2.1651e-05 deg
node 91.8605705854909 6.4884e-05 deg
peri 318.8487795493883 0.00013043 deg
M 246.2664012547603 2.5728e-05 deg
tp 2456694.935176681220
(2014-Feb-06.43517668)
0.00042822 TDB
period 5550.133562723122
15.20
0.00014039
3.844e-07
d
yr
n .06486330390639632 1.6407e-09 deg/d
Q 9.734566787648419 1.6415e-07 au
  Orbit Determination Parameters
   # obs. used (total)      494  
   data-arc span      7152 days (19.58 yr)  
   first obs. used      1998-09-23  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61914  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Apr-29 18:45:11  

Additional Information
 Earth MOID = 1.59705 au 
 Jupiter MOID = .857141 au 
 T_jup = 2.451 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 9.7   0.8 55 2 parameter fit from 183 observations, autocmod 2.6n
comet total magnitude slope K1 13.   n/a 55 autocmod 2.6n
comet nuclear magnitude M2 13.8   0.5 55 from 176 observations, autocmod 2.6n
comet nuclear magnitude slope K2 5.   n/a 55 autocmod 2.6n
comet nuclear phase coefficient PC 0.03   n/a 55 autocmod 2.6n

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.1   292P/2013 O1       
 1998.9   292P/1998 Y2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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