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123870 (2001 DD19)
Classification: Main-belt Asteroid          SPK-ID: 2123870
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2659955992128858 3.7889e-08  
a 2.880860153434079 1.6454e-08 au
q 2.114564030672855 1.1444e-07 au
i 9.462846387425518 4.7839e-06 deg
node 102.9228580727597 3.8443e-05 deg
peri 21.40416418575244 4.0928e-05 deg
M 357.4147858892941 1.4283e-05 deg
tp 2459013.325541458627
(2020-Jun-12.82554146)
7.09e-05 TDB
period 1786.000976083592
4.89
1.5301e-05
4.189e-08
d
yr
n .2015676389995156 1.7269e-09 deg/d
Q 3.647156276195302 2.0831e-08 au
  Orbit Determination Parameters
   # obs. used (total)      673  
   data-arc span      10612 days (29.05 yr)  
   first obs. used      1991-01-11  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53885  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:39:39  

Additional Information
 Earth MOID = 1.13339 au 
 Jupiter MOID = 1.46726 au 
 T_jup = 3.221 
[ 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 15.3   n/a MPO453712  
diameter diameter 5.089 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123870 (2001 DD19)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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