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 ]  
173662 (2001 HT63)
Classification: Main-belt Asteroid          SPK-ID: 2173662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1561925164204574 4.502e-08  
a 2.438365783115875 1.1421e-08 au
q 2.057511295497468 1.0653e-07 au
i 1.938976452932726 4.8252e-06 deg
node 5.066012290094845 0.00010232 deg
peri 205.55982197693 0.00010335 deg
M 11.65934272293887 1.2344e-05 deg
tp 2458955.457936594105
(2020-Apr-15.95793659)
4.7779e-05 TDB
period 1390.742446760746
3.81
9.7708e-06
2.675e-08
d
yr
n .2588545426498599 1.8186e-09 deg/d
Q 2.819220270734283 1.3204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      505  
   data-arc span      8452 days (23.14 yr)  
   first obs. used      1997-03-08  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:29:02  

Additional Information
 Earth MOID = 1.05224 au 
 Jupiter MOID = 2.14671 au 
 T_jup = 3.485 
[ 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 16.4   n/a MPO417936  

173662 (2001 HT63)          Discovered 2001-Apr-26 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 HT63 = 1997 EV51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 07:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin