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JPL Small-Body Database Browser
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97144 (1999 VM143)
Classification: Main-belt Asteroid          SPK-ID: 2097144
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707518734225396 6.9121e-08  
a 2.64526752487206 1.9965e-08 au
q 2.193583139296351 1.8796e-07 au
i 25.68832453096302 7.1048e-06 deg
node 47.9064496950514 1.2808e-05 deg
peri 135.9292989999584 2.1491e-05 deg
M 77.14108442483702 1.5175e-05 deg
tp 2458263.766700169161
(2018-May-25.26670017)
6.5631e-05 TDB
period 1571.458177480218
4.30
1.7791e-05
4.871e-08
d
yr
n .2290865930503148 2.5936e-09 deg/d
Q 3.096951910447768 2.3374e-08 au
  Orbit Determination Parameters
   # obs. used (total)      807  
   data-arc span      6838 days (18.72 yr)  
   first obs. used      1999-10-12  
   last obs. used      2018-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46081  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:43:25  

Additional Information
 Earth MOID = 1.2372 au 
 Jupiter MOID = 1.98292 au 
 T_jup = 3.233 
[ 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 14.6   n/a MPO436448  
diameter diameter 4.220 km 0.143 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.227   0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

97144 (1999 VM143)          Discovered 1999-Nov-14 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 VM143 = 2001 EE 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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