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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2804953493897935 6.0951e-08  
a 2.42919667419634 9.6058e-09 au
q 1.747818304331113 1.4993e-07 au
i 12.564729536499 5.8051e-06 deg
node 286.9853034692504 2.6498e-05 deg
peri 13.16738661777986 2.8096e-05 deg
M 14.79119804308418 9.0703e-06 deg
tp 2458943.681038085387
(2020-Apr-04.18103809)
3.4792e-05 TDB
period 1382.905308256923
3.79
8.2027e-06
2.246e-08
d
yr
n .2603215114227599 1.5441e-09 deg/d
Q 3.110575044061567 1.23e-08 au
  Orbit Determination Parameters
   # obs. used (total)      985  
   data-arc span      7953 days (21.77 yr)  
   first obs. used      1997-08-01  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52626  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:47:29  

Additional Information
 Earth MOID = .734257 au 
 Jupiter MOID = 2.13164 au 
 T_jup = 3.422 
[ 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 14.7   n/a MPO395495  
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. 2019-August); 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 2020-Aug-10 20:11 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin