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 ]  
43702 (1142 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2043702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09013806094150852 2.5285e-08  
a 2.262345039163128 6.3227e-09 au
q 2.058421644152323 5.8859e-08 au
i 2.467660948655349 2.756e-06 deg
node 260.6221628791851 8.8458e-05 deg
peri 179.2331606272845 9.1353e-05 deg
M 313.8134606045667 2.2689e-05 deg
tp 2459359.959211309209
(2021-May-25.45921131)
7.8452e-05 TDB
period 1242.90143454634
3.40
5.2104e-06
1.427e-08
d
yr
n .289644850342779 1.2142e-09 deg/d
Q 2.466268434173934 6.8926e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1358  
   data-arc span      18235 days (49.92 yr)  
   first obs. used      1971-03-24  
   last obs. used      2021-02-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49735  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:21:49  

Additional Information
 Earth MOID = 1.07364 au 
 Jupiter MOID = 2.69927 au 
 T_jup = 3.612 
[ 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 15.61   n/a E2021B10  
diameter diameter 1.974 km 0.406 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.238   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43702 (1142 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1142 T-1 = 2000 WG93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-24 16:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin