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249089 (2007 VL55)
Classification: Main-belt Asteroid          SPK-ID: 2249089
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07266812702467181 5.5878e-08  
a 2.48602442194141 2.5588e-08 au
q 2.305369683461335 1.4208e-07 au
i 15.62940379368259 6.912e-06 deg
node 218.2039352832218 2.2003e-05 deg
peri 34.92121956997027 5.6193e-05 deg
M 230.6041750701784 5.1591e-05 deg
tp 2459515.105324951446
(2021-Oct-27.60532495)
0.00020298 TDB
period 1431.714795148886
3.92
2.2104e-05
6.052e-08
d
yr
n .2514467275324644 3.8821e-09 deg/d
Q 2.666679160421485 2.7447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      8392 days (22.98 yr)  
   first obs. used      1995-11-18  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65028  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:55:05  

Additional Information
 Earth MOID = 1.30639 au 
 Jupiter MOID = 2.34586 au 
 T_jup = 3.421 
[ 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 16.5   n/a MPO450107  
diameter diameter 3.002 km 0.078 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249089 (2007 VL55)          Discovered 2007-Nov-01 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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