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249803 (2001 AV7)
Classification: Main-belt Asteroid          SPK-ID: 2249803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2599570469901488 4.8143e-08  
a 3.06171727973035 3.351e-08 au
q 2.265802296972937 1.433e-07 au
i 3.448096041020438 6.4189e-06 deg
node 83.78653527735263 0.00013479 deg
peri 345.7444419203906 0.00013626 deg
M 250.3587690602727 2.3756e-05 deg
tp 2459596.460473764702
(2022-Jan-16.96047376)
0.000135 TDB
period 1956.798265729378
5.36
3.2125e-05
8.795e-08
d
yr
n .1839739978846585 3.0203e-09 deg/d
Q 3.857632262487762 4.2221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      240  
   data-arc span      6753 days (18.49 yr)  
   first obs. used      2000-11-29  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59226  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:19:08  

Additional Information
 Earth MOID = 1.28036 au 
 Jupiter MOID = 1.45937 au 
 T_jup = 3.178 
[ 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 16.0   n/a MPO446305  
diameter diameter 3.700 km 0.374 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249803 (2001 AV7)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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