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72458 (2001 DA16)
Classification: Main-belt Asteroid          SPK-ID: 2072458
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09166103939061743 3.6057e-08  
a 2.650177496502216 1.3394e-08 au
q 2.407259472603199 9.4316e-08 au
i 13.27981241795745 3.8941e-06 deg
node 117.9801285696219 2.1458e-05 deg
peri 185.5330425167889 3.4943e-05 deg
M 115.3004356221778 2.7378e-05 deg
tp 2458891.793012871788
(2020-Feb-12.29301287)
0.00011976 TDB
period 1575.835463116046
4.31
1.1946e-05
3.271e-08
d
yr
n .2284502465048848 1.7318e-09 deg/d
Q 2.893095520401234 1.4621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      778  
   data-arc span      8237 days (22.55 yr)  
   first obs. used      1998-06-20  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54331  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 22:49:34  

Additional Information
 Earth MOID = 1.39159 au 
 Jupiter MOID = 2.32421 au 
 T_jup = 3.347 
[ 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 15.32   n/a E2021B10  
diameter diameter 5.184 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72458 (2001 DA16)          Discovered 2001-Feb-16 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 DA16 = 2002 LO41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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