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38540 Stevens (1999 VG2)
Classification: Main-belt Asteroid          SPK-ID: 2038540
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020212320017928 9.3594e-08  
a 2.9787301719396 3.1877e-08 AU
q 2.67483644999741 2.9263e-07 AU
i 11.17846632126032 6.6206e-06 deg
node 74.19061123780033 4.4161e-05 deg
peri 300.9861170792131 5.4437e-05 deg
M 354.5916692248049 3.1667e-05 deg
tp 2457028.710183953963
(2015-Jan-06.21018395)
0.00016525 JED
period 1877.782008083735
5.14
3.0142e-05
8.252e-08
d
yr
n .1917155444296635 3.0774e-09 deg/d
Q 3.28262389388179 3.5129e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      789  
   data-arc span      6442 days (17.64 yr)  
   first obs. used      1997-04-07  
   last obs. used      2014-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50321  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:41:25  

Additional Information
 Earth MOID = 1.69809 AU 
 T_jup = 3.224 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO319551  

38540 Stevens           Discovered 1999 Nov. 5 by D. S. Dixon at Jornada Observatory.
Berton L. Stevens (b. 1951) is an amateur astronomer at the Desert Moon Observatory. Las Cruces, New Mexico. His dedicated work in follow-up and confirmation astrometry of comets and NEAs has made Desert Moon an amateur observatory of significance; his efforts and contribution are commendable.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050125/MPCPages.arcLast Updated: 2005-06-01

Alternate Designations
 1999 VG2 = 1997 GX38 = 2000 WN72 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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