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P/2007 R2 (Gibbs)
Classification: Jupiter-family Comet          SPK-ID: 1002474
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2454703.5 (2008-Aug-25.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5738839167032939 4.523e-06  
a 3.439602475204572 1.0545e-05 au
q 1.465669934831828 1.1135e-05 au
i 1.433905313287117 3.5897e-05 deg
node 8.811478893881649 0.0006339 deg
peri 353.0607612325058 0.00079658 deg
M 56.2849333704672 0.00018056 deg
tp 2454339.207305833943
(2007-Aug-26.70730583)
0.00052719 TDB
period 2330.026208551803
6.38
0.010715
2.934e-05
d
yr
n .154504699852176 7.105e-07 deg/d
Q 5.413535015577316 1.6596e-05 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      4754 days (13.02 yr)  
   first obs. used      2007-09-10  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .7554  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-24 20:18:48  

Additional Information
 Earth MOID = .462226 au 
 Jupiter MOID = .109879 au 
 T_jup = 2.844 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 17.9   1. 17 2 parameter fit from 94 observations, autocmod 2.8
comet total magnitude slope K1 10.75   n/a 17 autocmod 2.8

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2007.7   P/2007 R2       
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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