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35803 (1999 JT40)
Classification: Main-belt Asteroid          SPK-ID: 2035803
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1295074778697307 3.5065e-08  
a 2.317783676167976 1.0057e-08 au
q 2.017613358019829 8.0869e-08 au
i 4.141559326780046 4.3837e-06 deg
node 180.1859976205308 5.0781e-05 deg
peri 75.3281523046186 5.3573e-05 deg
M 215.6162068141036 1.9178e-05 deg
tp 2459117.420461175081
(2020-Sep-24.92046118)
7.0375e-05 TDB
period 1288.866027944241
3.53
8.3889e-06
2.297e-08
d
yr
n .2793152990262339 1.818e-09 deg/d
Q 2.617953994316124 1.136e-08 au
  Orbit Determination Parameters
   # obs. used (total)      890  
   data-arc span      8176 days (22.38 yr)  
   first obs. used      1996-08-18  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58189  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:48:50  

Additional Information
 Earth MOID = 1.0075 au 
 Jupiter MOID = 2.42317 au 
 T_jup = 3.565 
[ 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 15.6   n/a MPO426144  
diameter diameter 1.772 km 0.541 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35803 (1999 JT40)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JT40 = 1996 QO2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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