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P/2012 WA34 (Lemmon-PANSTARRS)
Classification: Jupiter-family Comet          SPK-ID: 1003230
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456238.5 (2012-Nov-07.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3402508826819391 3.2523e-05  
a 4.809718115232448 0.00015404 AU
q 3.173207281073295 0.00012119 AU
i 6.116677242993898 0.00011964 deg
node 94.5289887036329 0.00046792 deg
peri 353.2420176477402 0.0077456 deg
M 352.6022380953028 0.0033408 deg
tp 2456317.672746716855
(2013-Jan-25.17274672)		 0.035265 JED
period 3852.812402622781
10.55		 0.18509
0.0005067		 d
yr
n .09343823741714805 4.4889e-06 deg/d
Q 6.446228949391601 0.00020646 AU
   Orbit Determination Parameters
   # obs. used (total)      30  
   data-arc span      480 days (1.31 yr)  
   first obs. used      2011-09-26  
   last obs. used      2013-01-18  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   condition code      3  
   fit RMS      .36277  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Mar-01 08:51:14  

Additional Information
 Earth MOID = 2.1892 AU 
 T_jup = 2.880 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 12.7 mag 0.6 5 from 29 observations, assumed slope, autocmod 2.5b
comet total magnitude slope K1 12.   n/a 5 autocmod 2.5b

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2013.1   P/2012 WA34       
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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