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 ]  
152437 (2005 UM442)
Classification: Main-belt Asteroid          SPK-ID: 2152437
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1353077632645039 5.5698e-08  
a 2.606181435806921 1.9953e-08 au
q 2.253544855066413 1.5024e-07 au
i 12.90578129861725 6.1534e-06 deg
node 305.987700640715 1.9904e-05 deg
peri 357.5713648938297 2.6688e-05 deg
M 289.977922903606 1.9636e-05 deg
tp 2459499.408238885400
(2021-Oct-11.90823889)
8.4803e-05 TDB
period 1536.757697870198
4.21
1.7648e-05
4.832e-08
d
yr
n .2342594414844489 2.6903e-09 deg/d
Q 2.958818016547429 2.2653e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      7734 days (21.17 yr)  
   first obs. used      1999-03-21  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55048  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:27:07  

Additional Information
 Earth MOID = 1.23642 au 
 Jupiter MOID = 2.2889 au 
 T_jup = 3.364 
[ 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 15.80   n/a E2020-QM9  

152437 (2005 UM442)          Discovered 2005-Oct-29 by NEAT at Palomar
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ 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 2021-Apr-17 21:56 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin