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216759 (2005 SG45)
Classification: Main-belt Asteroid          SPK-ID: 2216759
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125865049404755 6.0279e-08  
a 3.132076403607975 3.7346e-08 au
q 2.779446868119219 2.1013e-07 au
i 1.981659184159483 7.3541e-06 deg
node 251.3342068456217 0.00017939 deg
peri 79.08936346790466 0.00018307 deg
M 309.9019751780002 3.809e-05 deg
tp 2459482.250730800278
(2021-Sep-24.75073080)
0.00021503 TDB
period 2024.635970150233
5.54
3.6211e-05
9.914e-08
d
yr
n .1778097422487694 3.1802e-09 deg/d
Q 3.484705939096731 4.155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      9856 days (26.98 yr)  
   first obs. used      1993-06-21  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53054  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:10  

Additional Information
 Earth MOID = 1.76751 au 
 Jupiter MOID = 1.84532 au 
 T_jup = 3.202 
[ 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 15.82   n/a E2021B55  

216759 (2005 SG45)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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