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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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4524496870543607 1.326e-06  
a 4.452533508186359 9.8535e-07 au
q 2.437986115808386 6.2769e-06 au
i 18.27719687227987 5.75e-05 deg
node 111.8584583935031 6.797e-05 deg
peri 25.96378066865483 0.00098502 deg
M 204.4564212817496 0.00035198 deg
tp 2456361.218846271354
(2013-Mar-09.71884627)
0.0030038 TDB
period 3431.69926432365
9.40
0.0011392
3.119e-06
d
yr
n .1049042973382319 3.4823e-08 deg/d
Q 6.467080900564331 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .69403  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:28:12  

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 28 2 parameter fit from 83 observations, autocmod 2.9c
comet total magnitude slope K1 5.25   n/a 28 autocmod 2.9c

[ 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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