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212572 (2006 SG99)
Classification: Main-belt Asteroid          SPK-ID: 2212572
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .198984923526164 4.8677e-08  
a 2.611841863276669 2.0123e-08 au
q 2.092124709850128 1.2661e-07 au
i 7.239214208826006 4.9889e-06 deg
node 16.28664607697223 4.4801e-05 deg
peri 267.0521018616664 4.651e-05 deg
M 253.5828472775123 1.644e-05 deg
tp 2459852.251260848207
(2022-Sep-29.75126085)
7.3611e-05 TDB
period 1541.766996277508
4.22
1.7818e-05
4.878e-08
d
yr
n .2334983177543659 2.6985e-09 deg/d
Q 3.131559016703211 2.4127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      272  
   data-arc span      6290 days (17.22 yr)  
   first obs. used      2003-12-21  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57616  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:39:12  

Additional Information
 Earth MOID = 1.09102 au 
 Jupiter MOID = 2.08065 au 
 T_jup = 3.370 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.47   n/a MPCxxxxx  

212572 (2006 SG99)          Discovered 2006-Sep-18 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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