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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
214085 (2004 HX74)
Classification: Main-belt Asteroid          SPK-ID: 2214085
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05028862882404066 6.4117e-08  
a 3.027554462854062 4.0677e-08 au
q 2.875302900227026 1.9944e-07 au
i 5.132413578683368 8.7732e-06 deg
node 129.4538074167913 0.00010586 deg
peri 149.21780886643 0.000159 deg
M 263.2318473994908 0.00012237 deg
tp 2459117.709296898050
(2020-Sep-25.20929690)
0.00065796 TDB
period 1924.138695216946
5.27
3.8778e-05
1.062e-07
d
yr
n .1870966998870163 3.7707e-09 deg/d
Q 3.179806025481097 4.2723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      9488 days (25.98 yr)  
   first obs. used      1993-04-19  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62011  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:17:57  

Additional Information
 Earth MOID = 1.8598 au 
 Jupiter MOID = 1.89744 au 
 T_jup = 3.236 
[ 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 15.7   n/a MPO433400  
diameter diameter 5.035 km 0.618 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.030   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

214085 (2004 HX74)          Discovered 2004-Apr-30 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2004 HX74 = 2008 BS29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-16 13:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin