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 ]  
90033 (2002 UT31)
Classification: Main-belt Asteroid          SPK-ID: 2090033
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1750249901022126 3.6629e-08  
a 2.306327221219445 1.0799e-08 au
q 1.902662322153048 8.3299e-08 au
i 8.07780413736686 7.2384e-06 deg
node 344.2001924181072 2.9491e-05 deg
peri 241.7667970429525 3.64e-05 deg
M 169.1148004197141 2.2107e-05 deg
tp 2458399.521506195499
(2018-Oct-08.02150620)
7.7993e-05 TDB
period 1279.32184074174
3.50
8.9855e-06
2.46e-08
d
yr
n .2813990885915581 1.9764e-09 deg/d
Q 2.709992120285842 1.2689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      8274 days (22.65 yr)  
   first obs. used      1997-03-06  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53926  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:38:30  

Additional Information
 Earth MOID = .909979 au 
 Jupiter MOID = 2.31949 au 
 T_jup = 3.554 
[ 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 15.9   n/a MPO244861  
diameter diameter 3.296 km 0.532 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90033 (2002 UT31)          Discovered 2002-Oct-30 by NEAT at Haleakala
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2002 UT31 = 1998 SZ18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-26 04:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin