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 ]  
146296 (2001 HW52)
Classification: Main-belt Asteroid          SPK-ID: 2146296
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1860869574536771 4.3511e-08  
a 2.371446151130086 1.1809e-08 au
q 1.930150952101055 1.0472e-07 au
i 3.376261343282103 4.6602e-06 deg
node 77.63779376237754 8.6929e-05 deg
peri 189.092421240235 8.7979e-05 deg
M 50.84924920283023 1.5009e-05 deg
tp 2458812.091551953724
(2019-Nov-24.59155195)
5.499e-05 TDB
period 1333.884813640159
3.65
9.9631e-06
2.728e-08
d
yr
n .2698883714085953 2.0159e-09 deg/d
Q 2.812741350159116 1.4006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      507  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2001-04-23  
   last obs. used      2019-07-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:14  

Additional Information
 Earth MOID = .91432 au 
 Jupiter MOID = 2.27354 au 
 T_jup = 3.518 
[ 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 16.4   n/a MPO432920  

146296 (2001 HW52)          Discovered 2001-Apr-23 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 HW52 = 2004 CR9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-08 14:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin