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 ]  
266793 (2009 SQ277)
Classification: Main-belt Asteroid          SPK-ID: 2266793
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1143901559259211 4.4912e-08  
a 3.105286206998311 2.9813e-08 au
q 2.750072033585163 1.5144e-07 au
i 11.27849833428228 4.9916e-06 deg
node 176.1750972202003 2.2478e-05 deg
peri 259.2667562845964 3.0821e-05 deg
M 288.2845498851325 2.0083e-05 deg
tp 2459398.663188941065
(2021-Jul-03.16318894)
0.00011255 TDB
period 1998.715029874261
5.47
2.8784e-05
7.881e-08
d
yr
n .180115721660755 2.5939e-09 deg/d
Q 3.46050038041146 3.3223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      439  
   data-arc span      9372 days (25.66 yr)  
   first obs. used      1995-02-26  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53459  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:23:25  

Additional Information
 Earth MOID = 1.79289 au 
 Jupiter MOID = 1.89517 au 
 T_jup = 3.181 
[ 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 15.2   n/a MPO440312  

266793 (2009 SQ277)          Discovered 2009-Sep-25 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 SQ277 = 1998 SK154 = 2006 GU13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-01 09:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin