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114P/Wiseman-Skiff
Classification: Jupiter-family Comet          SPK-ID: 1000114
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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:
Orbital Elements at Epoch 2458192.5 (2018-Mar-15.0) TDB
Reference: JPL K203/14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5544741914895498 9.0485e-08  
a 3.545046939189442 3.919e-08 au
q 1.579409903789873 3.3163e-07 au
i 18.27315822689063 9.9901e-06 deg
node 271.0622344171499 1.989e-05 deg
peri 172.8443964053496 4.3387e-05 deg
M 261.0292201761839 1.0724e-05 deg
tp 2458862.748581100163
(2020-Jan-14.24858110)
6.7628e-05 TDB
period 2437.987147576211
6.67
4.0427e-05
1.107e-07
d
yr
n .1476627964827064 2.4486e-09 deg/d
Q 5.510683974589011 6.092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1802  
   data-arc span      5046 days (13.82 yr)  
   first obs. used      2006-07-21  
   last obs. used      2020-05-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6241  
   source      ORB  
   producer      Davide Farnocchia  
   solution date      2021-Feb-01 11:45:03  

Additional Information
 Earth MOID = .596222 au 
 Jupiter MOID = .182297 au 
 T_jup = 2.772 
[ 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 14.0   0.6 K203/14 2 parameter fit from 1277 observations, autocmod 2.9a
comet total magnitude slope K1 11.75   n/a K203/14 autocmod 2.9a
comet nuclear magnitude M2 16.3   0.7 K203/14 from 387 observations, autocmod 2.9a
comet nuclear magnitude slope K2 5.   n/a K203/14 autocmod 2.9a
comet nuclear phase coefficient PC 0.03   n/a K203/14 autocmod 2.9a
diameter diameter 1.56 km n/a DASTCOM value unverified

114P/Wiseman-Skiff          Discovered 1986-Dec-28 by Wiseman, Jennifer at Lowell Observatory's Anderson Mesa Station
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 
 1993.3   114P/1993 X2   1993 IX   1993u 
 1986.7   114P/1986 Y1   1986 XV   1987b 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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