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 ]  
78643 (2002 TA42)
Classification: Main-belt Asteroid          SPK-ID: 2078643
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2100189144841782 3.6451e-08  
a 3.056634263383788 1.6712e-08 au
q 2.414683253412779 1.1159e-07 au
i 2.91140705342203 4.3099e-06 deg
node 90.83463245846919 0.00010289 deg
peri 32.86221894659057 0.0001039 deg
M 39.93364409655914 1.3347e-05 deg
tp 2458783.978969854361
(2019-Oct-27.47896985)
7.1885e-05 TDB
period 1951.927318828044
5.34
1.6009e-05
4.383e-08
d
yr
n .1844330967282877 1.5126e-09 deg/d
Q 3.698585273354797 2.0222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      772  
   data-arc span      10457 days (28.63 yr)  
   first obs. used      1991-10-04  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54081  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:06  

Additional Information
 Earth MOID = 1.43097 au 
 Jupiter MOID = 1.38706 au 
 T_jup = 3.199 
[ 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 15.1   n/a MPO468741  
diameter diameter 5.930 km 0.223 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.060   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78643 (2002 TA42)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
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-24 19:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin