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4939 Scovil (1986 QL1)
Classification: Main-belt Asteroid          SPK-ID: 2004939
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549291150835121 6.6892e-08  
a 2.529359630706189 1.697e-08 AU
q 2.137488181392921 1.6897e-07 AU
i 5.380894316775984 5.3261e-06 deg
node 9.736392801996189 7.036e-05 deg
peri 93.68501363120264 7.1915e-05 deg
M 260.8250284068337 1.9943e-05 deg
tp 2457405.275189778713
(2016-Jan-17.77518978)
8.3517e-05 JED
period 1469.312932279957
4.02
1.4786e-05
4.048e-08
d
yr
n .2450124763016834 2.4657e-09 deg/d
Q 2.921231080019458 1.9599e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      22014 days (60.27 yr)  
   first obs. used      1954-07-28  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5081  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:57:40  

Additional Information
 Earth MOID = 1.16218 AU 
 T_jup = 3.429 
[ 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 13.3 mag n/a MPO309188  

4939 Scovil           Discovered 1986 Aug. 27 by H. Debehogne at the European Southern Observatory.
Charles E. Scovil (b. 1928) is an amateur astronomer and curator of the Stamford Observatory in Connecticut. He is the compiler of the AAVSO Variable Star Atlas and, with C. Papadopoulos, the northern part of the True Visual Magnitude Photographic Star Atlas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

[ show close-approach data ]
Alternate Designations
 1986 QL1 = 1984 BZ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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