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102698 (1999 VL85)
Classification: Outer Main-belt Asteroid          SPK-ID: 2102698
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06278182852785906 5.0267e-08  
a 3.524353072824544 3.311e-08 au
q 3.30308774253484 1.6905e-07 au
i 19.18700939256479 4.7339e-06 deg
node 105.5239764409676 1.5133e-05 deg
peri 229.2188294287845 4.7766e-05 deg
M 126.709070634432 4.7975e-05 deg
tp 2458349.905154671616
(2018-Aug-19.40515467)
0.00032057 TDB
period 2416.67106218209
6.62
3.4056e-05
9.324e-08
d
yr
n .1489652462983293 2.0992e-09 deg/d
Q 3.745618403114248 3.5189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1137  
   data-arc span      7773 days (21.28 yr)  
   first obs. used      1999-10-08  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:32:07  

Additional Information
 Earth MOID = 2.31776 au 
 Jupiter MOID = 1.54385 au 
 T_jup = 3.028 
[ 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 13.54   n/a E2021B55  
diameter diameter 11.041 km 0.210 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

102698 (1999 VL85)          Discovered 1999-Nov-05 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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