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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1020212317748855 9.358e-08  
a 2.978730171773257 3.1805e-08 AU
q 2.674836450523933 2.9261e-07 AU
i 11.1784659117542 6.5866e-06 deg
node 74.19061102904764 4.4145e-05 deg
peri 300.9861172010711 5.4396e-05 deg
M 354.5916693549602 3.157e-05 deg
tp 2457028.710183272703
(2015-Jan-06.21018327)
0.00016474 JED
period 1877.782007926442
5.14
3.0075e-05
8.234e-08
d
yr
n .1917155444457226 3.0706e-09 deg/d
Q 3.282623893022582 3.505e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      801  
   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      .50203  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:59:01  

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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