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 ]  
78069 (2002 LU4)
Classification: Main-belt Asteroid          SPK-ID: 2078069
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .233156070674571 3.7702e-08  
a 2.387498727430472 1.0775e-08 au
q 1.830838905402244 9.2427e-08 au
i 5.814120749137891 3.5241e-06 deg
node 88.67198459403113 4.4798e-05 deg
peri 224.7447710870496 4.5413e-05 deg
M 278.876782140622 9.1331e-06 deg
tp 2459304.137787665326
(2021-Mar-30.63778767)
3.507e-05 TDB
period 1347.45152428493
3.69
9.1215e-06
2.497e-08
d
yr
n .2671710213775936 1.8086e-09 deg/d
Q 2.944158549458699 1.3287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      695  
   data-arc span      8116 days (22.22 yr)  
   first obs. used      1998-04-23  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51187  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:22  

Additional Information
 Earth MOID = .822122 au 
 Jupiter MOID = 2.35135 au 
 T_jup = 3.490 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO351393  
diameter diameter 3.963 km 0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.059   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

78069 (2002 LU4)          Discovered 2002-Jun-05 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 LU4 = 1998 HW107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-28 21:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin