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100051 Davidhernandez (1991 TC16)
Classification: Main-belt Asteroid          SPK-ID: 2100051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0391134286848867 3.274e-08  
a 2.187358465036087 7.6287e-09 au
q 2.101803375705614 7.4145e-08 au
i 5.835650230696956 3.7748e-06 deg
node 198.0379634118136 3.4165e-05 deg
peri 222.8709084054565 6.2134e-05 deg
M 343.2784277232324 5.0464e-05 deg
tp 2459255.384912764007
(2021-Feb-09.88491276)
0.00016559 TDB
period 1181.621456882634
3.24
6.1816e-06
1.692e-08
d
yr
n .3046660992004629 1.5939e-09 deg/d
Q 2.272913554366559 7.9271e-09 au
  Orbit Determination Parameters
   # obs. used (total)      768  
   data-arc span      14347 days (39.28 yr)  
   first obs. used      1981-10-01  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53317  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 08:24:12  

Additional Information
 Earth MOID = 1.11547 au 
 Jupiter MOID = 2.82122 au 
 T_jup = 3.668 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO432529  

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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