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20465 Vervack (1999 MJ1)
Classification: Main-belt Asteroid          SPK-ID: 2020465
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1549582885551398 5.0339e-08  
a 2.382784766074075 1.6638e-08 AU
q 2.013552516727978 1.1788e-07 AU
i 7.644917337339547 5.6094e-06 deg
node 115.2560535976515 4.5389e-05 deg
peri 155.7258400672127 4.985e-05 deg
M 96.86001727476405 2.2416e-05 deg
tp 2456639.033802461353
(2013-Dec-12.53380246)
8.2098e-05 JED
period 1343.462811335017
3.68
1.4071e-05
3.852e-08
d
yr
n .267964246544542 2.8066e-09 deg/d
Q 2.752017015420174 1.9216e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      706  
   data-arc span      7580 days (20.75 yr)  
   first obs. used      1994-01-12  
   last obs. used      2014-10-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57738  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:36:31  

Additional Information
 Earth MOID = 1.00142 AU 
 T_jup = 3.509 
[ 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 14.6 mag n/a MPO302190  

20465 Vervack           Discovered 1999 June 20 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Ronald J. Vervack, Jr. (b. 1966), of Johns Hopkins University Applied Physics Laboratory, has advanced the understanding of processes occurring in planetary atmospheres and cometary comae.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080718/MPCPages.arcLast Updated: 2008-07-18

[ show close-approach data ]
Alternate Designations
 1999 MJ1 = 1996 VS9 = 1998 DR10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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