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249494 (2009 VV44)
Classification: Main-belt Asteroid          SPK-ID: 2249494
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2067414267242635 5.5472e-08  
a 3.142903000540597 4.719e-08 au
q 2.493134750152865 1.6677e-07 au
i 31.1406744372539 6.7729e-06 deg
node 128.6120478182695 1.1022e-05 deg
peri 207.7762317060007 1.9379e-05 deg
M 102.3235905099008 1.5365e-05 deg
tp 2458422.046885804785
(2018-Oct-30.54688580)
8.8149e-05 TDB
period 2035.142825545474
5.57
4.5836e-05
1.255e-07
d
yr
n .1768917618366712 3.984e-09 deg/d
Q 3.792671250928329 5.6946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      2002-10-10  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55934  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:24:03  

Additional Information
 Earth MOID = 1.50604 au 
 Jupiter MOID = 1.61414 au 
 T_jup = 2.957 
[ 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 14.6   n/a MPO454850  
diameter diameter 6.739 km 1.749 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249494 (2009 VV44)          Discovered 2009-Nov-15 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 VV44 = 2006 HK105 = 2007 RO278 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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