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102688 (1999 VK72)
Classification: Main-belt Asteroid          SPK-ID: 2102688
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436958244337651 4.3885e-08  
a 2.436813368145391 9.6359e-09 au
q 2.086653462218519 1.09e-07 au
i 4.382234848976171 4.8919e-06 deg
node 114.4649035373568 5.4931e-05 deg
peri 33.94603713168124 5.7002e-05 deg
M 160.8555307747115 1.4505e-05 deg
tp 2458579.680532574817
(2019-Apr-06.18053257)
5.5548e-05 TDB
period 1389.41450876243
3.80
8.2413e-06
2.256e-08
d
yr
n .2591019438257174 1.5369e-09 deg/d
Q 2.786973274072262 1.1021e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1079  
   data-arc span      7528 days (20.61 yr)  
   first obs. used      1999-11-11  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54408  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:53:14  

Additional Information
 Earth MOID = 1.09984 au 
 Jupiter MOID = 2.21584 au 
 T_jup = 3.486 
[ 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 15.11   n/a E2021B55  

102688 (1999 VK72)          Discovered 1999-Nov-12 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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