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C/2007 Q1 (Garradd)
Classification: Hyperbolic Comet          SPK-ID: 1002470
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454345.5 (2007-Sep-02.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000987618704342 0.00046264  
a -3026.729907707361 1417 au
q 2.989255069843284 0.00089996 au
i 82.00759842657143 0.013436 deg
node 5.894731907720129 0.0035097 deg
peri 282.13314092 0.023975 deg
M .001567133223102677 0.0011002 deg
tp 2454080.733919706033
(2006-Dec-11.23391971)
0.051949 TDB
period n/a
n/a
n/a
n/a
d
yr
n 5.918935013740076E-6 4.1566e-06 deg/d
Q n/a n/a au
  Orbit Determination Parameters
   # obs. used (total)      45  
   data-arc span      81 days  
   first obs. used      2007-08-21  
   last obs. used      2007-11-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   norm. resid. RMS      .56953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:31:11  

Additional Information
 Earth MOID = 2.62729 au 
 Jupiter MOID = .0814727 au 
[ 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 6.9   0.4 10 2 parameter fit from 23 observations, autocmod 2.9c
comet total magnitude slope K1 16.5   n/a 10 autocmod 2.9c
comet nuclear magnitude M2 14.9   0.4 10 from 15 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 10 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 10 autocmod 2.9c

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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