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 ]  
72837 (2001 HQ24)
Classification: Main-belt Asteroid          SPK-ID: 2072837
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106565766177126 6.9933e-08  
a 2.871392458051087 1.789e-08 au
q 2.565400320763652 1.9666e-07 au
i 13.97009918509261 6.502e-06 deg
node 55.37479605449874 1.969e-05 deg
peri 355.5214141877045 2.9918e-05 deg
M 166.4573940680544 2.3786e-05 deg
tp 2458378.753523708691
(2018-Sep-17.25352371)
0.0001142 TDB
period 1777.20390927137
4.87
1.661e-05
4.548e-08
d
yr
n .2025653883169745 1.8931e-09 deg/d
Q 3.177384595338522 1.9797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      936  
   data-arc span      8210 days (22.48 yr)  
   first obs. used      1998-09-27  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53716  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:16:15  

Additional Information
 Earth MOID = 1.57579 au 
 Jupiter MOID = 2.19977 au 
 T_jup = 3.246 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.77   n/a MPCxxxxx  
diameter diameter 3.626 km 0.841 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.147   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72837 (2001 HQ24)          Discovered 2001-Apr-24 by Farpoint at Farpoint
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-13 19:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin