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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
183628 (2003 UR307)
Classification: Main-belt Asteroid          SPK-ID: 2183628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09188989915427005 6.2991e-08  
a 2.197316681752171 1.7869e-08 au
q 1.995405473455969 1.485e-07 au
i 6.299868314984071 5.2306e-06 deg
node 118.0741405033607 5.2207e-05 deg
peri 311.445034569155 6.1523e-05 deg
M 236.1014309401689 3.5666e-05 deg
tp 2459009.950302184515
(2020-Jun-09.45030218)
0.00012073 TDB
period 1189.69984806882
3.26
1.4513e-05
3.973e-08
d
yr
n .3025973320786499 3.6913e-09 deg/d
Q 2.399227890048374 1.9511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   data-arc span      12634 days (34.59 yr)  
   first obs. used      1985-01-18  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6319  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:50:41  

Additional Information
 Earth MOID = 1.01619 au 
 Jupiter MOID = 2.79698 au 
 T_jup = 3.654 
[ 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 17.2   n/a MPO436907  

183628 (2003 UR307)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 UR307 = 1985 BK1 = 2006 QM54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin