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15401 (1997 VE4)
Classification: Main-belt Asteroid          SPK-ID: 2015401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3042239373490316 4.9933e-08  
a 2.585257438723717 1.495e-08 au
q 1.798760241654315 1.3594e-07 au
i 10.70359813919853 5.1975e-06 deg
node 234.2175550383237 2.4552e-05 deg
peri 110.500772841514 2.6788e-05 deg
M 197.525890285989 1.5544e-05 deg
tp 2459685.729081913094
(2022-Apr-16.22908191)
7.041e-05 TDB
period 1518.28786705111
4.16
1.317e-05
3.606e-08
d
yr
n .2371091858220596 2.0568e-09 deg/d
Q 3.371754635793119 1.9498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1132  
   data-arc span      15780 days (43.20 yr)  
   first obs. used      1976-11-18  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57093  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:17:34  

Additional Information
 Earth MOID = .825709 au 
 Jupiter MOID = 2.21978 au 
 T_jup = 3.332 
[ 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 14.0   n/a MPO416873  
diameter diameter 9.777 km 2.808 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.051   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

15401 (1997 VE4)          Discovered 1997-Nov-04 by Kagawa, T., Urata, T. at Gekko
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 VE4 = 1976 WT = 1999 CW72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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