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JPL Small-Body Database Browser
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C/2014 QU2 (PANSTARRS)
Classification: Comet          SPK-ID: 1003339
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456904.5 (2014-Sep-04.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9913058621382402 0.00054865  
a 255.724579493614 16.153 au
q 2.223304748758024 0.00013346 au
i 124.8180267788754 0.0034798 deg
node 332.9987788133442 0.0015411 deg
peri 320.4701242972229 0.0065627 deg
M .01351816773952448 0.0012861 deg
tp 2456848.411675481277
(2014-Jul-09.91167548)
0.022212 TDB
period 1493678.523288582
4089.47
1.4152e+05
387.5
d
yr
n .0002410157168273398 2.2836e-05 deg/d
Q 509.2258542384699 32.165 au
  Orbit Determination Parameters
   # obs. used (total)      67  
   data-arc span      56 days  
   first obs. used      2014-08-16  
   last obs. used      2014-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   norm. resid. RMS      .26737  
   source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:40:20  

Additional Information
 Earth MOID = 1.35161 au 
 T_jup = -1.033 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 13.3   0.6 20 from 57 observations, assumed slope, autocmod 2.6
comet total magnitude slope K1 15.   n/a 20 autocmod 2.6

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 2014.5   C/2014 QU2       
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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