Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
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 ]  
(2020 HC6)
Classification: Apollo [NEO]          SPK-ID: 54016747
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2753272512952668 4.702e-07  
a 1.350308287633189 8.4554e-07 au
q .9785316183979242 7.8029e-08 au
i 4.881812392449683 8.3506e-06 deg
node 224.5332303517074 6.5397e-06 deg
peri 35.79974415106918 3.6991e-05 deg
M 355.9276788231054 2.3191e-05 deg
tp 2459006.983169087940
(2020-Jun-06.48316909)
3.3048e-05 TDB
period 573.1229857066566
1.57
0.00053832
1.474e-06
d
yr
n .6281374311939741 5.9e-07 deg/d
Q 1.722084956868453 1.0783e-06 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      17 days  
   first obs. used      2020-04-24  
   last obs. used      2020-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .35074  
   source      ORB  
   producer      Giorgini  
   solution date      2020-Jun-18 14:12:37  

Additional Information
 Earth MOID = .00590463 au 
 Jupiter MOID = 3.33989 au 
 T_jup = 4.829 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458970.5 (2020-May-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2721453717843051 4.728e-07  
q .9784237365042711 7.9354e-08 au
tp 2459007.268257989621
(2020-Jun-06.76825799)
3.4063e-05 TDB
node 224.7595140991964 6.0259e-06 deg
peri 35.8471444879868 3.8025e-05 deg
i 5.067550803344267 8.0916e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      109  
   # delay obs. used      1  
   # Doppler obs. used      1  
   data-arc span      17 days  
   first obs. used      2020-04-24  
   last obs. used      2020-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .35074  
   source      ORB  
   producer      Giorgini  
   solution date      2020-Jun-18 14:12:37  

Additional Information
 Jupiter MOID = 3.33989 au 
 T_jup = 4.829 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.235359257713615E-13 -1.241553392658193E-14 -7.919243366724535E-12 1.335137133692868E-12 -6.830157501124202E-12 1.305343573185031E-12
q -1.241553392658193E-14 6.297069675393249E-15 -1.775539303276546E-12 -1.095037131422367E-13 -2.227080460100795E-12 -1.783369998455205E-13
tp -7.919243366724535E-12 -1.775539303276546E-12 1.160255060400361E-9 -2.923485582826033E-11 1.272777805107135E-9 -5.655089512960958E-12
node 1.335137133692868E-12 -1.095037131422367E-13 -2.923485582826033E-11 3.631126783894891E-11 -4.827324823062747E-11 2.256718810145456E-11
peri -6.830157501124202E-12 -2.227080460100795E-12 1.272777805107135E-9 -4.827324823062747E-11 1.445911799667591E-9 -6.131959053111562E-12
i 1.305343573185031E-12 -1.783369998455205E-13 -5.655089512960958E-12 2.256718810145456E-11 -6.131959053111562E-12 6.547426104025386E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.39   .42066 14 autocmod 2.8

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-27 23:52 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin