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72523 (2001 DC91)
Classification: Main-belt Asteroid          SPK-ID: 2072523
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033005179483399 4.4256e-08  
a 2.778964941764585 1.5709e-08 au
q 2.491896423920025 1.2101e-07 au
i 11.97882851951981 3.7505e-06 deg
node 258.0511320253421 2.3505e-05 deg
peri 295.8978014859706 3.1039e-05 deg
M 96.60013929735332 1.9126e-05 deg
tp 2458942.455644907985
(2020-Apr-02.95564491)
9.0231e-05 TDB
period 1692.088324324019
4.63
1.4347e-05
3.928e-08
d
yr
n .2127548514016361 1.804e-09 deg/d
Q 3.066033459609145 1.7331e-08 au
  Orbit Determination Parameters
   # obs. used (total)      884  
   data-arc span      8350 days (22.86 yr)  
   first obs. used      1998-08-27  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47581  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:49:44  

Additional Information
 Earth MOID = 1.51621 au 
 Jupiter MOID = 2.02855 au 
 T_jup = 3.295 
[ 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 14.61   n/a MPCxxxxx  
diameter diameter 3.599 km 0.283 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72523 (2001 DC91)          Discovered 2001-Feb-20 by NEAT at Haleakala
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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