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249672 (1999 VE155)
Classification: Outer Main-belt Asteroid          SPK-ID: 2249672
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449346604893691 1.4786e-07  
a 3.215682379877359 4.9984e-08 au
q 2.749618545908188 5.0513e-07 au
i 3.215592147034071 1.6332e-05 deg
node 224.5556719355757 0.00013387 deg
peri 116.7064980216498 0.00014208 deg
M 251.0790675789692 4.4547e-05 deg
tp 2459637.760493460842
(2022-Feb-27.26049346)
0.00025732 TDB
period 2106.241404169314
5.77
4.9108e-05
1.345e-07
d
yr
n .1709205788507331 3.9851e-09 deg/d
Q 3.681746213846531 5.7228e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      7504 days (20.54 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55751  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 13:46:46  

Additional Information
 Earth MOID = 1.74337 au 
 Jupiter MOID = 1.74018 au 
 T_jup = 3.171 
[ 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 16.2   n/a MPO433636  
diameter diameter 2.874 km 0.748 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.071   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249672 (1999 VE155)          Discovered 1999-Nov-13 by Spacewatch at Kitt Peak
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1999 VE155 = 1999 UE63 = 2005 WT52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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