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72504 (2001 DA69)
Classification: Main-belt Asteroid          SPK-ID: 2072504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05281298061339821 3.5632e-08  
a 2.981815603528565 2.0387e-08 au
q 2.824337033866682 1.0376e-07 au
i 10.26128901864791 3.92e-06 deg
node 165.8314013753685 2.1784e-05 deg
peri 90.8042383097153 4.5967e-05 deg
M 216.4698739574449 4.2766e-05 deg
tp 2459950.325432833709
(2023-Jan-05.82543283)
0.00022643 TDB
period 1880.700332835365
5.15
1.9288e-05
5.281e-08
d
yr
n .1914180551333556 1.9631e-09 deg/d
Q 3.139294173190446 2.1463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      933  
   data-arc span      7775 days (21.29 yr)  
   first obs. used      1999-12-05  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:15:41  

Additional Information
 Earth MOID = 1.83268 au 
 Jupiter MOID = 1.91644 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 14.61   n/a MPCxxxxx  
diameter diameter 4.889 km 0.376 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.141   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72504 (2001 DA69)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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