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72512 (2001 DR75)
Classification: Main-belt Asteroid          SPK-ID: 2072512
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06196928375616434 3.3672e-08  
a 2.572320836606577 1.2688e-08 au
q 2.41291595677101 8.3352e-08 au
i 7.414935190915506 4.1976e-06 deg
node 134.1246440968241 2.7996e-05 deg
peri 245.9656905641373 4.7059e-05 deg
M 44.32347458419905 3.6241e-05 deg
tp 2459014.968597466606
(2020-Jun-14.46859747)
0.00015188 TDB
period 1506.90588990585
4.13
1.115e-05
3.053e-08
d
yr
n .2389001213755244 1.7676e-09 deg/d
Q 2.731725716442144 1.3475e-08 au
  Orbit Determination Parameters
   # obs. used (total)      751  
   data-arc span      7793 days (21.34 yr)  
   first obs. used      1999-10-08  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58122  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 13:02:29  

Additional Information
 Earth MOID = 1.42317 au 
 Jupiter MOID = 2.54599 au 
 T_jup = 3.415 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.71   n/a MPCxxxxx  
diameter diameter 4.202 km 0.260 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72512 (2001 DR75)          Discovered 2001-Feb-20 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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