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272P/NEAT
Classification: Jupiter-family Comet          SPK-ID: 1000484
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454878.5 (2009-Feb-16.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4524496886299109 1.326e-06  
a 4.452533507592181 9.8535e-07 au
q 2.437986108467853 6.2769e-06 au
i 18.27719683658385 5.75e-05 deg
node 111.858458743291 6.797e-05 deg
peri 25.96378007009507 0.00098502 deg
M 204.4564213603136 0.00035198 deg
tp 2456361.218845225646
(2013-Mar-09.71884523)
0.0030038 TDB
period 3431.699263636724
9.40
0.0011392
3.119e-06
d
yr
n .1049042973592307 3.4823e-08 deg/d
Q 6.467080906716508 1.4312e-06 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      3437 days (9.41 yr)  
   first obs. used      2003-12-01  
   last obs. used      2013-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .69402  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 11:13:03  

Additional Information
 Earth MOID = 1.46585 au 
 Jupiter MOID = .447917 au 
 T_jup = 2.735 
[ 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 15.8   0.6 27 2 parameter fit from 83 observations, autocmod 2.8
comet total magnitude slope K1 5.25   n/a 27 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2013.2   272P/2012 V3       
 2003.8   272P/2004 F1       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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