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59P/Kearns-Kwee
Classification: Jupiter-family Comet          SPK-ID: 1000050
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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:
Orbital Elements at Epoch 2456598.5 (2013-Nov-02.0) TDB
Reference: JPL K182/5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4763780377856204 2.3387e-07  
a 4.49104084808245 1.4059e-07 au
q 2.351607621257864 9.7905e-07 au
i 9.342933810173106 8.7289e-06 deg
node 312.8604406817258 5.8116e-05 deg
peri 127.7450117838551 0.00011519 deg
M 175.8811479391742 3.3415e-05 deg
tp 2454900.116642990156
(2009-Mar-09.61664299)
0.00029695 TDB
period 3476.313497424938
9.52
0.00016324
4.469e-07
d
yr
n .103557978952896 4.8627e-09 deg/d
Q 6.630474074907036 2.0756e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1269  
   data-arc span      3925 days (10.75 yr)  
   first obs. used      2008-07-09  
   last obs. used      2019-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68026  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2021-Mar-19 11:19:13  

Additional Information
 Earth MOID = 1.38058 au 
 Jupiter MOID = .00636124 au 
 T_jup = 2.771 
[ 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
comet total magnitude M1 10.5   0.8 K182/5 2 parameter fit from 446 observations, autocmod 2.9b
comet total magnitude slope K1 15.   n/a K182/5 autocmod 2.9b
comet nuclear magnitude M2 14.7   0.6 K182/5 from 856 observations, autocmod 2.9b
comet nuclear magnitude slope K2 5.   n/a K182/5 autocmod 2.9b
comet nuclear phase coefficient PC 0.03   n/a K182/5 autocmod 2.9b
diameter diameter 1.58 km n/a DASTCOM value unverified

59P/Kearns-Kwee          Discovered 1963-Aug-17 by Kearns, E. and Kwee, K. K. at Palomar Mountain Observatory, California
discovered on plate/photo taken on discovery date
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1990.2       1990 XXV   1989u 
 1980.6       1981 XX   1981h 
 1971.1   59P/1971 O1   1972 XI   1971c 
 1961.6   59P/1963 Q1   1963 VIII   1963d 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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