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193674 (2001 DT99)
Classification: Main-belt Asteroid          SPK-ID: 2193674
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .239905656883111 8.941e-08  
a 2.792564933435121 2.6236e-08 au
q 2.122612808690628 2.5859e-07 au
i 7.156352929556393 5.9801e-06 deg
node 256.8530219516339 5.9747e-05 deg
peri 241.7476346496646 6.1941e-05 deg
M 328.9020719762105 1.4411e-05 deg
tp 2458747.742200922820
(2019-Sep-21.24220092)
6.9011e-05 TDB
period 1704.52488962176
4.67
2.4021e-05
6.577e-08
d
yr
n .2112025481070477 2.9764e-09 deg/d
Q 3.462517058179615 3.253e-08 au
  Orbit Determination Parameters
   # obs. used (total)      315  
   data-arc span      7027 days (19.24 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53014  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:06:49  

Additional Information
 Earth MOID = 1.1477 au 
 Jupiter MOID = 1.66916 au 
 T_jup = 3.275 
[ 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 15.9   n/a MPO418040  
diameter diameter 3.755 km 0.082 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

193674 (2001 DT99)          Discovered 2001-Feb-17 by NEAT at Haleakala
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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