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124P/Mrkos
Classification: Jupiter-family Comet          SPK-ID: 1000142
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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.


Orbital Elements at Epoch 2456700.5 (2014-Feb-12.0) TDB
Reference: JPL 57 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5039104081777055 6.1518e-08  
a 3.316632656171071 4.7477e-08 au
q 1.645346940624399 2.22e-07 au
i 31.5285139128685 9.4106e-06 deg
node .4148331782532368 6.8966e-06 deg
peri 183.7054089917511 1.54e-05 deg
M 350.7633145828897 4.7288e-06 deg
tp 2456757.105435707897
(2014-Apr-09.60543571)
3.001e-05 TDB
period 2206.19799577608
6.04
4.7372e-05
1.297e-07
d
yr
n .1631766508215696 3.5038e-09 deg/d
Q 4.987918371717743 7.1401e-08 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] -1.23464063797613E-11 7.401E-13
  Orbit Determination Parameters
   # obs. used (total)      2797  
   data-arc span      10718 days (29.34 yr)  
   first obs. used      1991-03-15  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47123  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:27:38  

Additional Information
 Earth MOID = .649658 au 
 Jupiter MOID = .00422683 au 
 T_jup = 2.744 
[ 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 16.4   0.6 57 2 parameter fit from 1028 observations, autocmod 2.9c
comet total magnitude slope K1 4.5   n/a 57 autocmod 2.9c

124P/Mrkos          Discovered 1991-Mar-16 by Mrkos, Antonin at Klet Observatory
Reference: comet.disLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1996.2   124P/1995 S3       
 1990.1   124P/1991 F1   1991 IV   1991k 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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