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100051 Davidhernandez (1991 TC16)
Classification: Main-belt Asteroid          SPK-ID: 2100051
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03917942828478967 4.5279e-08  
a 2.187693516766953 1.7818e-08 AU
q 2.101980935517683 9.9269e-08 AU
i 5.834223000113999 6.119e-06 deg
node 198.1257040949407 6.2626e-05 deg
peri 222.3285952986657 0.00012018 deg
M 33.66931002470812 0.00010336 deg
tp 2456889.962442898316
(2014-Aug-20.46244290)
0.00033909 JED
period 1181.892962089324
3.24
1.4439e-05
3.953e-08
d
yr
n .3045961111094189 3.7212e-09 deg/d
Q 2.273406098016223 1.8516e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      12131 days (33.21 yr)  
   first obs. used      1981-10-01  
   last obs. used      2014-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57408  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 06:29:12  

Additional Information
 Earth MOID = 1.116 AU 
 T_jup = 3.668 
[ 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 16.6 mag n/a MPO276128  

100051 Davidhernandez           Discovered 1991 Oct. 6 by A. Lowe on plates taken at Palomar.
David A. Hernandez (b. 1998) is a nephew of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

[ show close-approach data ]
Alternate Designations
 1991 TC16 = 2004 VD74 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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