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 ]  
78430 Andrewpearce (2002 QX48)
Classification: Main-belt Asteroid          SPK-ID: 2078430
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05865556113381242 7.8024e-08  
a 2.70691057195087 3.711e-08 AU
q 2.548135213414043 2.018e-07 AU
i 3.215552922154698 8.4116e-06 deg
node 87.95008397202025 0.0001546 deg
peri 339.1707162031462 0.00017477 deg
M 125.8106647232175 7.9524e-05 deg
tp 2456232.008146745460
(2012-Oct-31.50814675)
0.0003582 JED
period 1626.706826657965
4.45
3.3452e-05
9.159e-08
d
yr
n .2213060116921083 4.551e-09 deg/d
Q 2.865685930487697 3.9287e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      5179 days (14.18 yr)  
   first obs. used      2000-01-29  
   last obs. used      2014-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62008  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 15:24:47  

Additional Information
 Earth MOID = 1.56128 AU 
 T_jup = 3.360 
[ 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
absolute magnitude H 16.0 mag n/a MPO250885  

78430 Andrewpearce           Discovered 2002 Aug. 18 by S. F. Hönig on NEAT images taken at Palomar.
Australian amateur astronomer Andrew Pearce (b. 1966) is a very active observer who is regularly involved in the confirmation of new comet and nova discoveries. Since 1982 Pearce has observed more than 150 comets, thereby making a significant contribution to the International Comet Quarterly.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20041126/MPCPages.arcLast Updated: 2004-12-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2014-Apr-20 15:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Donald K. Yeomans
Webmaster  Alan B. Chamberlin