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101716 (1999 DJ6)
Classification: Main-belt Asteroid          SPK-ID: 2101716
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1128769095774945 4.1285e-08  
a 2.57827381221053 1.2459e-08 au
q 2.28724623224362 1.1049e-07 au
i 12.10595524357888 4.7824e-06 deg
node 326.1584619661705 1.6692e-05 deg
peri 34.91948160825059 2.5011e-05 deg
M 196.4513673926609 2.068e-05 deg
tp 2459687.467829627965
(2022-Apr-17.96782963)
8.9429e-05 TDB
period 1512.139934913585
4.14
1.0961e-05
3.001e-08
d
yr
n .2380732045282391 1.7257e-09 deg/d
Q 2.86930139217744 1.3866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1520  
   data-arc span      7799 days (21.35 yr)  
   first obs. used      1999-01-15  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49115  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:58:53  

Additional Information
 Earth MOID = 1.29217 au 
 Jupiter MOID = 2.56837 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 14.0   n/a MPO337994  
diameter diameter 12.543 km 3.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.031   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

101716 (1999 DJ6)          Discovered 1999-Feb-18 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 DJ6 = 2001 OP103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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