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91982 (1999 VC102)
Classification: Main-belt Asteroid          SPK-ID: 2091982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657745611205266 6.0714e-08  
a 3.14869713962911 2.7755e-08 au
q 2.626723253205637 2.0112e-07 au
i 1.154624251667951 6.0123e-06 deg
node 156.3740481926757 0.00024631 deg
peri 207.1519467643234 0.00024672 deg
M 285.1981039643256 1.7759e-05 deg
tp 2459424.538087216284
(2021-Jul-29.03808722)
0.00010462 TDB
period 2040.773289022767
5.59
2.6983e-05
7.388e-08
d
yr
n .1764037200684783 2.3324e-09 deg/d
Q 3.670671026052584 3.2356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      436  
   data-arc span      9367 days (25.65 yr)  
   first obs. used      1993-09-16  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 22:40:50  

Additional Information
 Earth MOID = 1.62451 au 
 Jupiter MOID = 1.78746 au 
 T_jup = 3.187 
[ 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 15.6   n/a MPO436415  
diameter diameter 4.716 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

91982 (1999 VC102)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 VC102 = 1993 SE13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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