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298P/Christensen
Classification: Jupiter-family Comet          SPK-ID: 1002443
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454341.5 (2007-Aug-29.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4124512312570384 2.6948e-06  
a 3.490347304738352 5.2366e-06 au
q 2.050749261384333 9.5465e-06 au
i 8.021636682908646 3.5427e-05 deg
node 57.11785513368926 0.00075278 deg
peri 95.62396841446541 0.00084547 deg
M 26.7093720149622 0.00036658 deg
tp 2454164.789413559499
(2007-Mar-05.28941356)
0.0028219 TDB
period 2381.778616245403
6.52
0.0053601
1.468e-05
d
yr
n .1511475489554517 3.4015e-07 deg/d
Q 4.92994534809237 7.3965e-06 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      2608 days (7.14 yr)  
   first obs. used      2007-02-09  
   last obs. used      2014-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .54628  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:17  

Additional Information
 Earth MOID = 1.08154 au 
 Jupiter MOID = .558592 au 
 T_jup = 2.968 
[ 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 16.1   0.5 17 2 parameter fit from 33 observations, autocmod 2.9c
comet total magnitude slope K1 8.25   n/a 17 autocmod 2.9c

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2013.7   298P/2014 C4       
 2007.2   298P/2007 C1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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