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 ]  
52587 (1997 PD)
Classification: Main-belt Asteroid          SPK-ID: 2052587
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2803515298075197 3.8791e-08  
a 2.428824684047668 7.2055e-09 au
q 1.747899968240639 9.2218e-08 au
i 12.56472654930441 2.9322e-06 deg
node 286.9853693797107 2.3014e-05 deg
peri 13.16315644411371 2.458e-05 deg
M 66.87691518526202 8.8378e-06 deg
tp 2458943.657782793197
(2020-Apr-04.15778279)
3.3547e-05 TDB
period 1382.587667782047
3.79
6.1525e-06
1.684e-08
d
yr
n .2603813185875681 1.1587e-09 deg/d
Q 3.109749399854698 9.2255e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1664  
   data-arc span      8631 days (23.63 yr)  
   first obs. used      1997-08-01  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45859  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:19:00  

Additional Information
 Earth MOID = .732366 au 
 Jupiter MOID = 2.13202 au 
 T_jup = 3.423 
[ 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 14.61   n/a MPCxxxxx  
diameter diameter 6.086 km 0.239 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.4571 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm]
geometric albedo albedo 0.109   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52587 (1997 PD)          Discovered 1997-Aug-01 by NEAT at Haleakala
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 PD = 2000 EG144 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-24 01:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin