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JPL Small-Body Database Browser
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C/2013 US10 (Catalina)
Classification: Hyperbolic Comet          SPK-ID: 1003283
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

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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 2457349.5 (2015-Nov-23.0) TDB
Reference: JPL 83 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e 1.000280834371231 1.4549e-06  
a -2930.444713296654 15.181 au
q .8229695984860307 2.8268e-07 au
i 148.8782906405183 8.6305e-06 deg
node 186.1445580421072 3.0725e-05 deg
peri 340.358747245559 3.5088e-05 deg
M 4.522064531657807E-5 3.513e-07 deg
tp 2457342.221649261460
(2015-Nov-15.72164926)
2.0984e-05 TDB
period n/a
n/a
n/a
n/a
d
yr
n 6.213034647688482E-6 4.828e-08 deg/d
Q n/a n/a au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 7.447099167683204E-9 2.399E-10
A2 [EST] 8.513230736136108E-11 6.346E-11
A3 [EST] 1.877104598152047E-10 6.052E-11
  Orbit Determination Parameters
   # obs. used (total)      4397  
   data-arc span      1555 days (4.26 yr)  
   first obs. used      2013-08-14  
   last obs. used      2017-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   norm. resid. RMS      .45441  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-15 08:29:46  

Additional Information
 Earth MOID = .138599 au 
 Jupiter MOID = 1.12818 au 
 T_jup = 2.210 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 8.1   1. 83 2 parameter fit from 535 observations, autocmod 2.6q
comet total magnitude slope K1 7.   n/a 83 autocmod 2.6q
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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