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273608 (2007 DF)
Classification: Main-belt Asteroid          SPK-ID: 2273608
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874747973656399 4.9877e-08  
a 2.393031582275329 1.5942e-08 au
q 1.944398471298685 1.2224e-07 au
i 5.660901848396648 6.1096e-06 deg
node 76.50721010411256 5.5569e-05 deg
peri 54.59694543278324 5.8317e-05 deg
M 226.0596445276396 1.5806e-05 deg
tp 2459503.571852573749
(2021-Oct-16.07185257)
6.0824e-05 TDB
period 1352.138168424694
3.70
1.3511e-05
3.699e-08
d
yr
n .2662449802888245 2.6605e-09 deg/d
Q 2.841664693251972 1.893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      354  
   data-arc span      5578 days (15.27 yr)  
   first obs. used      2003-01-01  
   last obs. used      2018-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55476  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:22:16  

Additional Information
 Earth MOID = .965616 au 
 Jupiter MOID = 2.22508 au 
 T_jup = 3.500 
[ 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 16.8   n/a MPO437251  
diameter diameter 2.706 km 0.390 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

273608 (2007 DF)          Discovered 2007-Feb-16 by Lowe, A. at Mayhill
Reference: 20110418/Numbers.arcLast Updated: 2011-04-22

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Alternate Designations
 2007 DF = 2003 AW10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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