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 ]  
180702 (2004 HX45)
Classification: Main-belt Asteroid          SPK-ID: 2180702
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1660537219558891 6.184e-08  
a 2.680327716818114 2.0295e-08 au
q 2.235249323378936 1.6549e-07 au
i 14.89238233014938 6.5778e-06 deg
node 54.15101102421676 1.7949e-05 deg
peri 178.3095978150266 2.2369e-05 deg
M 287.4028188037796 1.373e-05 deg
tp 2459523.719482334872
(2021-Nov-05.21948233)
6.2034e-05 TDB
period 1602.803465964486
4.39
1.8205e-05
4.984e-08
d
yr
n .2246064521599785 2.5511e-09 deg/d
Q 3.125406110257292 2.3666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      7032 days (19.25 yr)  
   first obs. used      2001-10-17  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54915  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:43:55  

Additional Information
 Earth MOID = 1.22308 au 
 Jupiter MOID = 1.87088 au 
 T_jup = 3.309 
[ 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 MPO412989  

180702 (2004 HX45)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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 2021-Apr-11 13:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin