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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457716.5 (2016-Nov-24.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09217980328272592 3.6006e-08  
q 2.406473991402214 9.44e-08 au
tp 2457319.303055281548
(2015-Oct-23.80305528)
0.00011994 TDB
node 118.0141086740246 2.1484e-05 deg
peri 186.3779797608122 3.4875e-05 deg
i 13.27124958216424 3.891e-06 deg
  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
 Jupiter MOID = 2.32421 au 
 T_jup = 3.347 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.296407007916518E-15 -3.370963321924844E-15 1.01731888067486E-12 4.598692611282223E-15 2.04201378293021E-13 -2.253133974516381E-15
q -3.370963321924844E-15 8.911434205280454E-15 -2.869642511329579E-12 -1.01989592399748E-14 -5.759610673698596E-13 6.321027658645609E-15
tp 1.01731888067486E-12 -2.869642511329579E-12 1.438600533398208E-8 4.35743009598562E-11 3.326055736592681E-9 -1.067613918928429E-11
node 4.598692611282223E-15 -1.01989592399748E-14 4.35743009598562E-11 4.615625190839371E-10 -4.388275661259022E-10 1.910436751732352E-11
peri 2.04201378293021E-13 -5.759610673698596E-13 3.326055736592681E-9 -4.388275661259022E-10 1.216248489111513E-9 -2.102976333003791E-11
i -2.253133974516381E-15 6.321027658645609E-15 -1.067613918928429E-11 1.910436751732352E-11 -2.102976333003791E-11 1.514006635427835E-11

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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