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227428 (2005 VC81)
Classification: Main-belt Asteroid          SPK-ID: 2227428
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03854646670790488 5.7036e-08  
a 2.550912696983607 2.185e-08 au
q 2.452584025634557 1.3954e-07 au
i 5.027291539834898 6.4371e-06 deg
node 61.24467453005247 6.3273e-05 deg
peri 126.2397092860854 0.00010179 deg
M 134.6977980713523 8.201e-05 deg
tp 2458643.699244855808
(2019-Jun-09.19924486)
0.00033783 TDB
period 1488.133248813225
4.07
1.912e-05
5.235e-08
d
yr
n .2419138207462923 3.1082e-09 deg/d
Q 2.649241368332658 2.2692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      185  
   data-arc span      6293 days (17.23 yr)  
   first obs. used      2003-05-02  
   last obs. used      2020-07-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57858  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:44  

Additional Information
 Earth MOID = 1.45464 au 
 Jupiter MOID = 2.31005 au 
 T_jup = 3.434 
[ 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 17.01   n/a E2021B55  

227428 (2005 VC81)          Discovered 2005-Nov-05 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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