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 ]  
413378 (2004 HY45)
Classification: Main-belt Asteroid          SPK-ID: 2413378
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2580850646065455 6.5711e-08  
a 2.784368707140305 2.2449e-08 au
q 2.065764729469556 1.8087e-07 au
i 34.40823432688291 9.7415e-06 deg
node 235.1537800196032 9.1795e-06 deg
peri 63.31606581836684 2.0091e-05 deg
M 129.9183930313869 1.5023e-05 deg
tp 2458388.069681374539
(2018-Sep-26.56968137)
6.9921e-05 TDB
period 1697.026183597432
4.65
2.0523e-05
5.619e-08
d
yr
n .2121357958289458 2.5655e-09 deg/d
Q 3.502972684811054 2.8242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      5704 days (15.62 yr)  
   first obs. used      2004-04-21  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47656  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:04:49  

Additional Information
 Earth MOID = 1.19854 au 
 Jupiter MOID = 1.98653 au 
 T_jup = 3.035 
[ 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 15.6   n/a MPO503523  

413378 (2004 HY45)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: Last Updated: 2014-11-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-21 05:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin