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49728 (1999 VE72)
Classification: Main-belt Asteroid          SPK-ID: 2049728
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04944805496893431 5.9655e-08  
a 2.582872071890906 1.2643e-08 au
q 2.455154071702319 1.5287e-07 au
i 15.54721267219478 3.7693e-06 deg
node 110.06095915299 1.9912e-05 deg
peri 278.1876022253725 4.9856e-05 deg
M 52.5135725847147 4.3011e-05 deg
tp 2458779.332231698870
(2019-Oct-22.83223170)
0.0001815 TDB
period 1516.18700974807
4.15
1.1133e-05
3.048e-08
d
yr
n .2374377287797879 1.7434e-09 deg/d
Q 2.710590072079493 1.3268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1240  
   data-arc span      8081 days (22.12 yr)  
   first obs. used      1998-09-30  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4714  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:28:33  

Additional Information
 Earth MOID = 1.5187 au 
 Jupiter MOID = 2.54629 au 
 T_jup = 3.370 
[ 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 14.2   n/a MPO359074  
diameter diameter 5.112 km 0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49728 (1999 VE72)          Discovered 1999-Nov-11 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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