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392230 (2009 VG44)
Classification: Main-belt Asteroid          SPK-ID: 2392230
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218213993077827 7.1021e-08  
a 2.380614599879103 2.5454e-08 au
q 1.852543338121384 1.7994e-07 au
i 5.172640894479392 9.0857e-06 deg
node 190.2723539390087 8.9779e-05 deg
peri 214.0377452417074 9.4184e-05 deg
M 321.6995535718789 3.2629e-05 deg
tp 2459143.235960320683
(2020-Oct-20.73596032)
0.00012325 TDB
period 1341.627853134317
3.67
2.1518e-05
5.891e-08
d
yr
n .2683307439980218 4.3036e-09 deg/d
Q 2.908685861636823 3.11e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      5992 days (16.41 yr)  
   first obs. used      2003-01-28  
   last obs. used      2019-06-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:55:17  

Additional Information
 Earth MOID = .863924 au 
 Jupiter MOID = 2.50159 au 
 T_jup = 3.499 
[ 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 17.5   n/a MPO440692  
diameter diameter 2.058 km 0.471 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

392230 (2009 VG44)          Discovered 2009-Nov-13 by OAM at La Sagra
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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