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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2168-Nov-18 18:44 < 00:01 Hebe 0.0447461958001127 0.0447370088746503 0.0447553944772403 5.60666099595343 5.60666097117367 2513228.280212078 0.696168076100037 1233.5070665146 27.5719550266407 -68.2252213212043 225391.635883155 T 20 CATAB v2.0f-lin.ifort 2021-Feb-24 08:24:14 2021-Feb-24 08:24

Alternate Designations
 1991 TC16 = 2004 VD74 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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