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66876 (1999 VC55)
Classification: Main-belt Asteroid          SPK-ID: 2066876
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09265688523737234 4.8313e-08  
a 2.683829866377705 1.7634e-08 au
q 2.435154550452114 1.3557e-07 au
i 3.508385529047973 4.7644e-06 deg
node 219.6955629603459 7.042e-05 deg
peri 165.9826284570999 7.4549e-05 deg
M 300.4778606262779 2.775e-05 deg
tp 2459466.025925240059
(2021-Sep-08.52592524)
0.00012542 TDB
period 1605.945856318165
4.40
1.5828e-05
4.333e-08
d
yr
n .2241669596665891 2.2093e-09 deg/d
Q 2.932505182303297 1.9268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      7602 days (20.81 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-07-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52055  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:25:31  

Additional Information
 Earth MOID = 1.43805 au 
 Jupiter MOID = 2.48206 au 
 T_jup = 3.366 
[ 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 15.33   n/a E2021B10  
diameter diameter 3.322 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66876 (1999 VC55)          Discovered 1999-Nov-04 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 VC55 = 2001 DY46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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