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3507 Vilas (1982 UX)
Classification: Main-belt Asteroid          SPK-ID: 2003507
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1568620685736965 5.0967e-08  
a 3.134439894148779 3.1015e-08 AU
q 2.642765168532683 1.6761e-07 AU
i 3.247093186968045 5.5566e-06 deg
node 88.26985038349748 0.00011604 deg
peri 183.6874750160896 0.00011825 deg
M 23.39847139247831 2.7345e-05 deg
tp 2456868.758279272794
(2014-Jul-30.25827927)
0.00015334 JED
period 2026.928112792873
5.55
3.0084e-05
8.237e-08
d
yr
n .1776086668924639 2.6361e-09 deg/d
Q 3.626114619764875 3.588e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1388  
   data-arc span      18144 days (49.68 yr)  
   first obs. used      1965-10-18  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4961  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:46:00  

Additional Information
 Earth MOID = 1.628 AU 
 T_jup = 3.191 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.3 mag n/a PDS3 (MPC 17269)  
rotation period rot_per 3.959 h n/a LCDB (Rev. 2015-May); Warner et al., 2009 Published Reference List:
[Wisniewski, W.Z.; Michalowski, T.M.; Harris, A.W.; McMillan, R.S. (1997) Icarus 126, 395-449; 1995, Lunar & Planetary Science XXVI, 1511-1512.]
SMASSII spectral type spec_B Ch   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3507 Vilas (1982 UX)          Discovered 1982-Oct-21 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 UX = 1936 LA = 1947 LP = 1965 UL1 = 1969 JN = 1970 PT = 1970 QF = 1974 ER = 1976 SP9 = 1982 VW5 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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