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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 2457164.5 (2015-May-22.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2950453641774186 1.1111e-07  
a 4.292462036261698 1.7518e-07 AU
q 3.025991011555121 4.6829e-07 AU
i 5.185143628222569 8.0445e-06 deg
node 243.8948571156254 8.0322e-05 deg
peri 181.661715328449 0.00013329 deg
M 45.80860790049942 6.0315e-05 deg
tp 2456751.164492995507
(2014-Apr-03.66449300)
0.00054305 JED
period 3248.314876645601
8.89
0.00019885
5.444e-07
d
yr
n .1108266943541375 6.7842e-09 deg/d
Q 5.558933060968275 2.2686e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 2.673695739502095E-8 7.563E-9
A2 [EST] 1.019061223024169E-8 1.981E-10
  Orbit Determination Parameters
   # obs. used (total)      1683  
   data-arc span      10438 days (28.58 yr)  
   first obs. used      1986-09-30  
   last obs. used      2015-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .7419  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2015-May-12 21:54:40  

Additional Information
 Earth MOID = 2.03801 AU 
 T_jup = 2.941 
[ 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 08:02 00:07 Jupiter 0.151661890353609 0.151653025015726 0.151670755974122 4.07698540797658 2.33493695248236 2445826.834445474 6.73057262475956 33.1026818135909 2.55732002115248 -44.0725591940422 396260.646558813 T 48 CATAB v2.0c-linF95 2015-May-12 22:02:05 2015-May-12 22:02
2019-Aug-24 13:36 00:05 Jupiter 0.174526566655267 0.174514325651544 0.174538808132638 4.12652652197021 2.70586482463811 2458720.066961871 4.84881804228721 44.8769034778918 5.00793441187232 -42.4540792492748 231607.992853798 T 48 CATAB v2.0c-linF95 2015-May-12 22:02:05 2015-May-12 22:02
2078-Jun-28 12:50 13:18 Jupiter 0.244083693187343 0.242666566001141 0.245501113238106 3.70227263587225 2.60122966381258 2480213.035023193 798.052184078468 3350.73782215615 330.928280936077 1.08131843821483 659.519945179832 T 48 CATAB v2.0c-linF95 2015-May-12 22:02:05 2015-May-12 22:02
2161-Mar-17 18:11 05:11 Jupiter 0.019414434843874 0.0180242741948114 0.0209382436398265 9.71603603192115 2.67289583001325 2510425.257863441 310.577315098624 10203.2426394159 633.068844735967 -51.3692451028041 472.74367611745 T 48 CATAB v2.0c-linF95 2015-May-12 22:02:05 2015-May-12 22:02

Alternate Designations
 Perihelion 
Year
(est.)
 New-Style 
Desig
Roman
 Numeral 
Year/
 Letter 
 1996.5   119P/1995 M2       
 1987.6   119P/1989 E1   1987 XXXVI   1989i 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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