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 ]  
46630 (1994 SA11)
Classification: Main-belt Asteroid          SPK-ID: 2046630
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1015950952608243 5.6341e-08  
a 2.591504048552534 1.2885e-08 au
q 2.328219947871027 1.4857e-07 au
i 1.239810445660526 4.1425e-06 deg
node 101.2570532182698 0.00028321 deg
peri 274.4213698690785 0.00028402 deg
M 313.2013583794198 2.0427e-05 deg
tp 2458798.587472655333
(2019-Nov-11.08747266)
8.6369e-05 TDB
period 1523.794018084492
4.17
1.1364e-05
3.111e-08
d
yr
n .2362524040175347 1.762e-09 deg/d
Q 2.854788149234041 1.4194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      9159 days (25.08 yr)  
   first obs. used      1994-09-29  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50948  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:28:09  

Additional Information
 Earth MOID = 1.32881 au 
 Jupiter MOID = 2.60208 au 
 T_jup = 3.412 
[ 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 16.1   n/a MPO449295  

46630 (1994 SA11)          Discovered 1994-Sep-29 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ 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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin