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216798 (2006 SG218)
Classification: Main-belt Asteroid          SPK-ID: 2216798
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2635342629361411 6.7786e-08  
a 2.543484227904413 1.2275e-08 au
q 1.873188986613924 1.7754e-07 au
i 4.823123041968533 5.7367e-06 deg
node 230.984647387518 3.6601e-05 deg
peri 149.374872947539 3.725e-05 deg
M 243.0132874019494 6.3326e-06 deg
tp 2459877.977544154352
(2022-Oct-25.47754415)
2.7638e-05 TDB
period 1481.637632566958
4.06
1.0725e-05
2.936e-08
d
yr
n .2429743900175476 1.7589e-09 deg/d
Q 3.213779469194903 1.551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      6785 days (18.58 yr)  
   first obs. used      2002-11-14  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Earth MOID = .877302 au 
 Jupiter MOID = 2.26194 au 
 T_jup = 3.390 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457568.5 (2016-Jun-29.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2614349372776684 6.7568e-08  
q 1.881610411815412 1.7676e-07 au
tp 2456911.036252564300
(2014-Sep-10.53625256)
2.5456e-05 TDB
node 231.0528784761368 3.6705e-05 deg
peri 149.182092333129 3.7368e-05 deg
i 4.811388788739522 5.7276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      725  
   data-arc span      6785 days (18.58 yr)  
   first obs. used      2002-11-14  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52295  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Jupiter MOID = 2.26194 au 
 T_jup = 3.390 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.565487236039738E-15 -1.193216118737966E-14 8.00254929999504E-13 -1.11003524987609E-14 8.021753395742004E-14 -5.737095927120625E-15
q -1.193216118737966E-14 3.124379169676501E-14 -2.103111276453761E-12 2.886769928655481E-14 -2.065376872498262E-13 1.483335956790704E-14
tp 8.00254929999504E-13 -2.103111276453761E-12 6.480324619636956E-10 -3.697714980246145E-13 1.740530936746364E-10 -1.870785203517193E-12
node -1.11003524987609E-14 2.886769928655481E-14 -3.697714980246145E-13 1.347269904044323E-9 -1.341722001715614E-9 -5.894959052370258E-11
peri 8.021753395742004E-14 -2.065376872498262E-13 1.740530936746364E-10 -1.341722001715614E-9 1.396374615530205E-9 5.840078159154324E-11
i -5.737095927120625E-15 1.483335956790704E-14 -1.870785203517193E-12 -5.894959052370258E-11 5.840078159154324E-11 3.280570935293085E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.52   n/a E2021B55  

216798 (2006 SG218)          Discovered 2006-Sep-27 by La Sagra at La Sagra
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2006 SG218 = 2002 YU35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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