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JPL Small-Body Database Browser
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100642 (1997 VV4)
Classification: Main-belt Asteroid          SPK-ID: 2100642
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2259300523378755 4.636e-08  
a 2.58355258175969 1.2668e-08 au
q 1.99985041174507 1.1626e-07 au
i 2.08778529563013 4.9696e-06 deg
node 205.2307953741716 0.00012616 deg
peri 177.3123556160716 0.00012663 deg
M 167.5823306295192 1.5151e-05 deg
tp 2458294.426178947528
(2018-Jun-24.92617895)
6.0068e-05 TDB
period 1516.786254398323
4.15
1.1156e-05
3.054e-08
d
yr
n .2373439230188727 1.7457e-09 deg/d
Q 3.167254751774311 1.5531e-08 au
  Orbit Determination Parameters
   # obs. used (total)      809  
   data-arc span      8135 days (22.27 yr)  
   first obs. used      1997-10-26  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5796  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:08:49  

Additional Information
 Earth MOID = 1.00312 au 
 Jupiter MOID = 2.29129 au 
 T_jup = 3.386 
[ 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 15.4   n/a MPO453460  

100642 (1997 VV4)          Discovered 1997-Nov-04 by Shimizu, Y., Urata, T. at Nachi-Katsuura
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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