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212586 (2006 SD161)
Classification: Main-belt Asteroid          SPK-ID: 2212586
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09365359231710492 6.4632e-08  
a 2.907109218123772 2.8362e-08 au
q 2.634847996588311 1.9178e-07 au
i 3.262260532844842 5.6745e-06 deg
node 91.44631571707623 0.00013192 deg
peri 256.5049106648607 0.00013679 deg
M 302.4529613410164 4.0513e-05 deg
tp 2459289.908264168452
(2021-Mar-16.40826417)
0.0002055 TDB
period 1810.466316399728
4.96
2.6495e-05
7.254e-08
d
yr
n .1988437988263111 2.9099e-09 deg/d
Q 3.179370439659233 3.1019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      7348 days (20.12 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65004  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 02:47:44  

Additional Information
 Earth MOID = 1.63045 au 
 Jupiter MOID = 2.19226 au 
 T_jup = 3.276 
[ 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 MPO437021  

212586 (2006 SD161)          Discovered 2006-Sep-23 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2200-Nov-10 04:30 00:02 Inter 0.0356538541963523 0.0356051253742064 0.035702625043397 6.30930604736825 6.30930598229078 2524906.687447270 1.81262393864485 3103.24284590979 45.6113451056816 -38.4602837243907 72716.4366403627 T 12 CATAB v2.0f-lin.ifort 2020-Feb-25 02:47:59 2020-Feb-25 02:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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