Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2456978.5 (2014-Nov-17.0) TDB
Reference: JPL 47 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2935345629863014 9.4072e-08  
a 4.284152015498393 1.8407e-07 AU
q 3.02660532586219 4.3516e-07 AU
i 5.192141999707198 9.5888e-06 deg
node 244.0752700314905 8.8265e-05 deg
peri 181.3882737780649 0.00016167 deg
M 25.34982826708598 7.5252e-05 deg
tp 2456750.429950645243
(2014-Apr-02.92995065)
0.00067212 JED
period 3238.88654797387
8.87
0.00020874
5.715e-07
d
yr
n .1111493084638 7.1633e-09 deg/d
Q 5.541698705134595 2.381e-07 AU

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A1 [EST] 1.594469248911762E-8 9.077E-9
A2 [EST] 9.969179503168615E-9 2.167E-10
  Orbit Determination Parameters
   # obs. used (total)      1466  
   data-arc span      10257 days (28.08 yr)  
   first obs. used      1986-09-30  
   last obs. used      2014-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .74135  
   data source      ORB  
   producer      Ryan S. Park  
   solution date      2014-Nov-07 13:07:50  

Additional Information
 Earth MOID = 2.03975 AU 
 T_jup = 2.942 
[ 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 07:54 00:08 Jupiter 0.151659637561152 0.15164986487762 0.151669410615645 4.07699838772879 2.33492408621923 2445826.829099594 7.56030812964468 36.9389313275618 3.154763802885 -44.8612638233945 326254.473762977 T 47 CATAB v2.0c-linF95 2014-Nov-07 13:12:09 2014-Nov-07 13:12
2019-Aug-24 13:47 00:06 Jupiter 0.174534733635098 0.174518609015425 0.174550859059031 4.12648795533691 2.70588993751293 2458720.074611975 6.47603345471737 59.1186429269124 5.79356255504163 -42.1357563207251 198568.15634063 T 47 CATAB v2.0c-linF95 2014-Nov-07 13:12:09 2014-Nov-07 13:12
2078-Jun-29 08:05 16:39 Jupiter 0.243281780656005 0.241511575469011 0.245052510746365 3.70519048445217 2.60098680911394 2480213.836592351 998.741493127095 4178.89407260235 334.58734184855 1.17547838366648 528.199379775417 T 47 CATAB v2.0c-linF95 2014-Nov-07 13:12:09 2014-Nov-07 13:12
2161-Mar-16 19:25 08:23 Jupiter 0.0184530674654483 0.0161563286392599 0.0210626220545934 9.94694653392598 2.67186254249061 2510424.308904218 503.139705996696 15709.0271341257 579.550260264035 -45.6579257361509 446.138227584963 T 47 CATAB v2.0c-linF95 2014-Nov-07 13:12:09 2014-Nov-07 13:12

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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Dec-20 11:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin