Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
52428 (1994 PE4)
Classification: Main-belt Asteroid          SPK-ID: 2052428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1763912666734901 3.7543e-08  
a 2.375790539299749 6.4677e-09 au
q 1.956721836721772 8.85e-08 au
i 1.973551102147575 4.2669e-06 deg
node 223.3265520969495 8.9436e-05 deg
peri 162.8598446322473 9.0023e-05 deg
M 82.09512405738823 9.2724e-06 deg
tp 2459091.481969538127
(2020-Aug-29.98196954)
3.4383e-05 TDB
period 1337.551921957201
3.66
5.4619e-06
1.495e-08
d
yr
n .2691484301209201 1.0991e-09 deg/d
Q 2.794859241877726 7.6085e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1012  
   data-arc span      10632 days (29.11 yr)  
   first obs. used      1992-01-02  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55076  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:37:03  

Additional Information
 Earth MOID = .960347 au 
 Jupiter MOID = 2.65661 au 
 T_jup = 3.520 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.96   n/a MPCxxxxx  
diameter diameter 4.008 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52428 (1994 PE4)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 PE4 = 1998 VG45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-29 14:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin