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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 2454805.5 (2008-Dec-05.0) TDB
Reference: JPL 108 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9999836220148743 2.7376e-07  
a 74017.56221988745 1237.2 au
q 1.212258533074899 8.887e-08 au
i 178.3736105242984 7.5022e-06 deg
node 338.5351631643972 0.00012582 deg
peri 136.8621908598421 0.00012591 deg
M 359.9999982066907 4.4963e-08 deg
tp 2454842.139816080379
(2009-Jan-10.63981608)
1.0386e-05 TDB
period 7355303422.275307
20137723.26
1.8442e+08
5.049e+05
d
yr
n 4.89442758961855E-8 1.2272e-09 deg/d
Q 148033.9121812418 2474.4 au
  Orbit Determination Parameters
   # obs. used (total)      3853  
   data-arc span      1270 days (3.48 yr)  
   first obs. used      2007-07-11  
   last obs. used      2011-01-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .55812  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:31:10  

Additional Information
 Earth MOID = .211003 au 
 Jupiter MOID = .101185 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 10.2   1. 108 2 parameter fit from 521 observations, autocmod 2.9c
comet total magnitude slope K1 6.   n/a 108 autocmod 2.9c

[ 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 0.0988707768489523 0.0988703854301635 0.0988711682686459 57.9363798854937 57.9363299065494 2454793.028708784 0.030569967651331 28.0775295667942 13.1420360539624 54.4353808175557 965076.573615943 T 108 CATAB v2.0g-lin.ifort 2021-Apr-15 23:31:36 2021-Apr-15 23:31
2009-Feb-24 03:43 < 00:01 Earth 0.411331377789853 0.41133105567481 0.411331699904895 64.1417771553702 64.141676165022 2454886.655005353 0.0121921287583286 16.0677910716072 13.1867249270454 2.55444471813419 3842340.06199259 T 108 CATAB v2.0g-lin.ifort 2021-Apr-15 23:31:36 2021-Apr-15 23:31

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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