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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 2456564.5 (2013-Sep-29.0) TDB
Reference: JPL K182/4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4763732522282405 2.3446e-07  
a 4.491045484722218 1.4071e-07 au
q 2.35163154126014 9.8174e-07 au
i 9.342506163347114 8.7303e-06 deg
node 312.864104234953 5.9538e-05 deg
peri 127.7380243417494 0.000116 deg
M 172.3685240928067 3.3387e-05 deg
tp 2454900.033458930188
(2009-Mar-09.53345893)
0.00029721 TDB
period 3476.318880948975
9.52
0.00016338
4.473e-07
d
yr
n .1035578185801316 4.867e-09 deg/d
Q 6.630459428184295 2.0774e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1249  
   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      .68279  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2019-May-15 15:41:40  

Additional Information
 Earth MOID = 1.38037 au 
 Jupiter MOID = .00636867 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 10.4   0.8 K182/4 2 parameter fit from 426 observations, autocmod 2.6q
comet total magnitude slope K1 15.   n/a K182/4 autocmod 2.6q
comet nuclear magnitude M2 14.7   0.6 K182/4 from 856 observations, autocmod 2.6q
comet nuclear magnitude slope K2 5.   n/a K182/4 autocmod 2.6q
comet nuclear phase coefficient PC 0.03   n/a K182/4 autocmod 2.6q
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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