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119P/Parker-Hartley
Classification: Jupiter-family Comet          SPK-ID: 1000120
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456717.5 (2014-Mar-01.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2924261594235043 9.1758e-08  
a 4.277294024008889 3.1935e-07 AU
q 3.026501359842864 3.697e-07 AU
i 5.195944432587327 9.5908e-06 deg
node 244.1007889054812 8.8893e-05 deg
peri 181.3025495872578 0.00012658 deg
M 356.3687444464743 5.2471e-05 deg
tp 2456750.091653727894
(2014-Apr-02.59165373)
0.00047364 JED
period 3231.112536447587
8.85
0.00036186
9.907e-07
d
yr
n .1114167321438449 1.2478e-08 deg/d
Q 5.528086688174915 4.1274e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 6.68714410445901E-9 8.804E-9
A2 [EST] 9.989230236747676E-9 2.152E-10
  Orbit Determination Parameters
   # obs. used (total)      1378  
   data-arc span      9994 days (27.36 yr)  
   first obs. used      1986-09-30  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .74686  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2014-Feb-19 14:44:00  

Additional Information
 Earth MOID = 2.03875 AU 
 T_jup = 2.943 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
comet total magnitude M1 2.0 mag n/a ICQ 2005 Handbook  
comet total magnitude slope K1 23.0   n/a ICQ 2005 Handbook  

119P/Parker-Hartley          Discovered 1989-Mar-02 by Parker, Quentin A. and Hartley, Malcolm at U. K. Schmidt Telescope, Siding Spring Obs.
discovered on plate/photo taken on discovery date
Reference: comet.disLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1984-May-06 07:46 00:07 Jupiter 0.151655946152748 0.15164672722123 0.151665165418481 4.07702170615013 2.33490658074713 2445826.823400663 7.11976673437987 34.8412053630376 3.18527675382478 -45.0164577754604 324242.53889287 T 46 CATAB v2.0c-linF95 2014-Feb-19 14:52:03 2014-Feb-19 14:52
2019-Aug-24 13:55 00:06 Jupiter 0.174539216395003 0.174523091706076 0.174555341886843 4.12646820089611 2.70590587531267 2458720.079649455 6.48742202516623 59.1391846116921 5.83123587346205 -42.1348862450236 197302.129357611 T 46 CATAB v2.0c-linF95 2014-Feb-19 14:52:03 2014-Feb-19 14:52
2078-Jun-29 17:52 16:36 Jupiter 0.242882396134411 0.241116028747906 0.244649296631871 3.70673650225331 2.60098850797281 2480214.244307681 996.295036008716 4170.43421609752 310.590591798821 1.53552665257609 531.268057152415 T 46 CATAB v2.0c-linF95 2014-Feb-19 14:52:03 2014-Feb-19 14:52
2161-Mar-16 05:20 09:17 Jupiter 0.0178073312261797 0.0153015682945657 0.0206829751931153 10.112710345681 2.67114638206544 2510423.722531364 557.308509265324 17063.0471232427 513.935644326458 -44.2461863957291 475.443287642731 T 46 CATAB v2.0c-linF95 2014-Feb-19 14:52:03 2014-Feb-19 14:52

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1996.6   119P/1995 M2       
 1987.7   119P/1989 E1   1987 XXXVI   1989i 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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