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 ]  
277330 (2005 SM290)
Classification: Main-belt Asteroid          SPK-ID: 2277330
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1590178041390116 5.0095e-08  
a 2.353611402854413 1.6057e-08 au
q 1.979345285775965 1.2098e-07 au
i 6.760500513338759 7.0683e-06 deg
node 200.3657561004975 4.8974e-05 deg
peri 87.54461971530063 5.4622e-05 deg
M 79.1051030007258 2.7061e-05 deg
tp 2458710.697207692571
(2019-Aug-15.19720769)
9.7707e-05 TDB
period 1318.865677094398
3.61
1.3496e-05
3.695e-08
d
yr
n .2729618385347009 2.7933e-09 deg/d
Q 2.72787751993286 1.861e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      5055 days (13.84 yr)  
   first obs. used      2005-09-22  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58194  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:46:49  

Additional Information
 Earth MOID = .977345 au 
 Jupiter MOID = 2.44855 au 
 T_jup = 3.530 
[ 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 17.1   n/a MPO476188  

277330 (2005 SM290)          Discovered 2005-Sep-22 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ 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 2020-Aug-12 19:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin