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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 2454806.5 (2008-Dec-06.0) TDB
Reference: JPL 107 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9999832595682161 2.6823e-07  
a 72415.00007135335 1160.3 au
q 1.212258368825713 8.649e-08 au
i 178.3736106875807 7.3204e-06 deg
node 338.53521460 0.00012177 deg
peri 136.8622575046398 0.00012186 deg
M 359.9999981974103 4.3324e-08 deg
tp 2454842.139828684837
(2009-Jan-10.63982868)
1.0043e-05 TDB
period 7117725416.606627
19487270.13
1.7107e+08
4.684e+05
d
yr
n 5.057795558677646E-8 1.2156e-09 deg/d
Q 144828.7878843379 2320.6 au
  Orbit Determination Parameters
   # obs. used (total)      3855  
   data-arc span      1270 days (3.48 yr)  
   first obs. used      2007-07-11  
   last obs. used      2011-01-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   norm. resid. RMS      .57393  
   source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-13 19:44:00  

Additional Information
 Earth MOID = .211305 au 
 T_jup = -1.365 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 7.194692533113934E-14 -9.714977111384022E-15 6.46763985957839E-13 -6.173760230101835E-14 -2.555017417974603E-13 -1.447429618855283E-14
q -9.714977111384022E-15 7.480553090527503E-15 -3.453131398656866E-13 3.265232753627473E-14 3.012217975926961E-14 3.481014024718467E-15
tp 6.46763985957839E-13 -3.453131398656866E-13 1.008583092255524E-10 1.104447666081075E-12 4.400657472634187E-11 -2.820212259097383E-13
node -6.173760230101835E-14 3.265232753627473E-14 1.104447666081075E-12 1.482857395700251E-8 1.48228716821171E-8 3.899707876551491E-10
peri -2.555017417974603E-13 3.012217975926961E-14 4.400657472634187E-11 1.48228716821171E-8 1.484966196105968E-8 3.897800794173557E-10
i -1.447429618855283E-14 3.481014024718467E-15 -2.820212259097383E-13 3.899707876551491E-10 3.897800794173557E-10 5.358859365838094E-11

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   1. 107 2 parameter fit from 525 observations, autocmod 2.5c
comet total magnitude slope K1 7.   n/a 107 autocmod 2.5c

[ 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 0.098870851090028 0.09887046960527 0.0988712325756514 57.9363811228168 57.9363311439118 2454793.028708678 0.00994837435963039 27.3958296242535 12.7756402947726 54.4370385523494 992403.914761051 T 107 CATAB v2.0e-lin.ifort 2017-Nov-30 19:05:58 2017-Nov-30 19:05
2009-Feb-24 03:43 < 00:01 Earth 0.411331334410185 0.411331021818453 0.411331647001917 64.1417774102036 64.1416764198452 2454886.655001229 0.00403892570032357 15.5955381795634 12.7570842593247 3.16107547962557 3959493.0725973 T 107 CATAB v2.0e-lin.ifort 2017-Nov-30 19:05:58 2017-Nov-30 19:05

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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