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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445957408974607 1.972e-07  
a 3.216235990045915 5.1314e-08 au
q 2.751181964164148 6.5102e-07 au
i 3.21540884855898 1.6422e-05 deg
node 224.5591850077874 0.0001824 deg
peri 116.7441133037333 0.00019325 deg
M 182.6449489792573 5.1257e-05 deg
tp 2459638.413949342227
(2022-Feb-27.91394934)
0.00029231 TDB
period 2106.78534167883
5.77
5.042e-05
1.38e-07
d
yr
n .1708764499534288 4.0895e-09 deg/d
Q 3.681290015927682 5.8734e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6670 days (18.26 yr)  
   first obs. used      1999-10-10  
   last obs. used      2018-01-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56623  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:57:22  

Additional Information
 Earth MOID = 1.74402 au 
 Jupiter MOID = 1.73743 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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