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115P/Maury
Classification: Jupiter-family Comet          SPK-ID: 1000062
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2456993.5 (2014-Dec-02.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5182928382587354 1.6308e-07  
a 4.27109296940682 5.507e-08 au
q 2.057416071826029 6.7348e-07 au
i 11.66973500016411 6.5016e-06 deg
node 176.0778058896553 5.082e-05 deg
peri 121.113898742594 0.0001388 deg
M 128.8513880937048 3.6497e-05 deg
tp 2455839.532533876907
(2011-Oct-05.03253388)
0.00034201 TDB
period 3224.088571728857
8.83
6.2356e-05
1.707e-07
d
yr
n .1116594634392928 2.1596e-09 deg/d
Q 6.484769866987611 8.3613e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 6.200639892468909E-9 2.229E-10
A2 [EST] -2.999819375497901E-10 4.054E-12
  Orbit Determination Parameters
   # obs. used (total)      1380  
   data-arc span      12929 days (35.40 yr)  
   first obs. used      1985-08-16  
   last obs. used      2021-01-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .69874  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:27:37  

Additional Information
 Earth MOID = 1.07096 au 
 Jupiter MOID = .495446 au 
 T_jup = 2.736 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 13.0   0.6 41 2 parameter fit from 683 observations, autocmod 2.9c
comet total magnitude slope K1 10.5   n/a 41 autocmod 2.9c
comet nuclear magnitude M2 15.3   0.6 41 from 600 observations, autocmod 2.9c
comet nuclear magnitude slope K2 5.   n/a 41 autocmod 2.9c
comet nuclear phase coefficient PC 0.03   n/a 41 autocmod 2.9c
diameter diameter 2.22 km n/a Lamy,P.L.,Toth,I.,Fernandez,Y.R.,Weaver,H.A. (2004) Comets II, pp. 223-264  

115P/Maury          Discovered 1985-Aug-16 by Maury, Alain at Palomar Mountain Observatory, California
discovered on plate/photo taken on discovery date as well as 8/17
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1994.1   115P/1994 J1   1994 VIII   1994h 
 1985.3   115P/1985 Q1   1985 VI   1985k 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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