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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113682162398165 4.8226e-08  
a 3.108371316397103 3.8609e-08 au
q 2.75500494361265 1.5498e-07 au
i 11.27220163571089 4.9981e-06 deg
node 176.2146321033381 2.6567e-05 deg
peri 258.8155260808254 3.384e-05 deg
M 216.6730790024839 2.0547e-05 deg
tp 2459397.435249091566
(2021-Jul-01.93524909)
0.0001179 TDB
period 2001.694361926159
5.48
3.7294e-05
1.021e-07
d
yr
n .1798476365060972 3.3508e-09 deg/d
Q 3.461737689181557 4.2998e-08 au
  Orbit Determination Parameters
   # obs. used (total)      344  
   data-arc span      8944 days (24.49 yr)  
   first obs. used      1995-02-26  
   last obs. used      2019-08-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56649  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:54  

Additional Information
 Earth MOID = 1.79737 au 
 Jupiter MOID = 1.89642 au 
 T_jup = 3.180 
[ 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 ]
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