Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03977323413635091 4.5205e-08  
a 2.187391086172611 1.7757e-08 au
q 2.100391468354501 9.9072e-08 au
i 5.837058173081702 6.0787e-06 deg
node 198.0950851789108 6.2523e-05 deg
peri 222.0425110953856 0.00011835 deg
M 216.7155431908199 0.00010157 deg
tp 2458070.810489099201
(2017-Nov-13.31048910)
0.00033455 JED
period 1181.647890121077
3.24
1.4388e-05
3.939e-08
d
yr
n .3046592838777995 3.7097e-09 deg/d
Q 2.274390703990721 1.8463e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      12172 days (33.33 yr)  
   first obs. used      1981-10-01  
   last obs. used      2015-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56092  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 18:24:23  

Additional Information
 Earth MOID = 1.11314 au 
 Jupiter MOID = 2.82736 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-02 12:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin