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102704 (1999 VO87)
Classification: Main-belt Asteroid          SPK-ID: 2102704
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .134226894523529 5.0913e-08  
a 2.697916654296225 2.1149e-08 au
q 2.335783680106733 1.355e-07 au
i 14.37026969081903 6.7648e-06 deg
node 50.64223792209756 1.9533e-05 deg
peri 28.91459244539407 3.1392e-05 deg
M 243.2670763744486 2.8469e-05 deg
tp 2459725.346230530613
(2022-May-25.84623053)
0.00013122 TDB
period 1618.606277669406
4.43
1.9033e-05
5.211e-08
d
yr
n .2224135696040644 2.6153e-09 deg/d
Q 3.060049628485716 2.3988e-08 au
  Orbit Determination Parameters
   # obs. used (total)      508  
   data-arc span      7545 days (20.66 yr)  
   first obs. used      1999-10-04  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58202  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 01:18:29  

Additional Information
 Earth MOID = 1.35926 au 
 Jupiter MOID = 2.29321 au 
 T_jup = 3.311 
[ 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 15.29   n/a E2021B55  

102704 (1999 VO87)          Discovered 1999-Nov-05 by LINEAR at Socorro
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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