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 ]  
102530 (1999 UF4)
Classification: Main-belt Asteroid          SPK-ID: 2102530
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183545999380101 5.5767e-08  
a 2.661538999280585 1.7463e-08 au
q 2.173024163768515 1.4983e-07 au
i 2.807716846024543 4.7421e-06 deg
node 116.0215935785849 0.00013474 deg
peri 250.9184181258777 0.00013534 deg
M 332.392607940612 1.5879e-05 deg
tp 2459322.124357840239
(2021-Apr-17.62435784)
7.0697e-05 TDB
period 1585.979897278875
4.34
1.5609e-05
4.274e-08
d
yr
n .226989005735612 2.2339e-09 deg/d
Q 3.150053834792653 2.0668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      337  
   data-arc span      7137 days (19.54 yr)  
   first obs. used      1999-10-10  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57969  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:37:31  

Additional Information
 Earth MOID = 1.17207 au 
 Jupiter MOID = 2.31329 au 
 T_jup = 3.359 
[ 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 16.2   n/a MPO436481  

102530 (1999 UF4)          Discovered 1999-Oct-30 by Garradd, G. J. at Biosphere 2
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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-Mar-05 01:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin