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 ]  
183175 (2002 SM40)
Classification: Main-belt Asteroid          SPK-ID: 2183175
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1198508698886325 1.0877e-07  
a 2.366367701755078 1.7265e-08 au
q 2.082756474223368 2.6363e-07 au
i 2.619800916957272 5.9239e-06 deg
node 84.90915468440579 0.00019627 deg
peri 290.4497272024598 0.00019744 deg
M 191.5215679520293 2.6403e-05 deg
tp 2459222.748103710740
(2021-Jan-08.24810371)
0.00010164 TDB
period 1329.6023390821
3.64
1.4551e-05
3.984e-08
d
yr
n .2707576464166936 2.9632e-09 deg/d
Q 2.649978929286788 1.9334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      8529 days (23.35 yr)  
   first obs. used      1995-12-18  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64965  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:14:10  

Additional Information
 Earth MOID = 1.08473 au 
 Jupiter MOID = 2.80931 au 
 T_jup = 3.537 
[ 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 MPO280961  

183175 (2002 SM40)          Discovered 2002-Sep-30 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2002 SM40 = 1995 YZ8 = 1999 XA226 
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