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C/2007 N3 (Lulin)
Classification: Comet          SPK-ID: 1002467
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454800.5 (2008-Nov-30.0) TDB
Reference: JPL 106 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9999854304840419 2.231e-07  
a 83205.16220791652 1274.1 AU
q 1.212258938586984 7.0829e-08 AU
i 178.3735933824946 5.3061e-06 deg
node 338.534761269728 8.2378e-05 deg
peri 136.8616947760181 8.2451e-05 deg
M 359.9999982900385 3.9276e-08 deg
tp 2454842.139706057778
(2009-Jan-10.63970606)		 7.8756e-06 JED
period 8766451496.363649
24001236.13		 2.0136e+08
5.513e+05		 d
yr
n 4.10656467042941E-8 9.4323e-10 deg/d
Q 166409.1121568945 2548.2 AU
   Orbit Determination Parameters
   # obs. used (total)      3818  
   data-arc span      1179 days (3.23 yr)  
   first obs. used      2007-07-11  
   last obs. used      2010-10-02  
   planetary ephem.      DE405  
   SB-pert. ephem.      SB405-CPV-2  
   fit RMS      .72341  
   data source      ORB  
   producer      Otto Matic  
   solution date      2011-Sep-14 21:21:23  

Additional Information
 Earth MOID = .209711 AU 
 T_jup = -1.365 
[ 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 9.7 mag 1. 106 2 parameter fit from 525 observations, autocmod 2.5a
comet total magnitude slope K1 7.   n/a 106 autocmod 2.5a

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2008-Nov-22 12:41 < 00:01 Mars 0.0988711875167481 0.0988709052079065 0.0988714698259566 57.9363772164367 57.9363272377695 2454793.028706696 0.00812988650151753 19.797810867387 10.3180922973781 55.7839010293089 1252647.74657507 T 106 CATAB v2.0c-linF95 2011-Sep-15 11:44:51 2011-Sep-15 13:08
2009-Feb-24 03:43 < 00:01 Earth 0.411331178820687 0.411330925698044 0.411331431943329 64.1417747420114 64.1416737516112 2454886.655003971 0.00310714782013814 12.404599744018 8.51915318502656 1.43509637706071 4888599.25377712 T 106 CATAB v2.0c-linF95 2011-Sep-15 11:44:51 2011-Sep-15 13:08

Alternate Designations
 Perihelion 
Year (est.)		  New-Style 
Desig		 Roman
 Numeral 		 Year/
 Letter 
 2009.0   C/2007 N3       
[ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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