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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
52567 (1997 HN2)
Classification: Jupiter Trojan          SPK-ID: 2052567
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 .07190485126157767 7.5515e-08  
a 5.162275094420678 1.597e-07 au
q 4.791082471585012 4.8087e-07 au
i 21.47110034468379 7.1863e-06 deg
node 54.36444743217873 2.0227e-05 deg
peri 220.5556686895033 8.0586e-05 deg
M 305.0191831424607 8.7348e-05 deg
tp 2459654.787811707517
(2022-Mar-16.28781171)
0.0010539 TDB
period 4284.105360330002
11.73
0.00019881
5.443e-07
d
yr
n .08403154678069574 3.8995e-09 deg/d
Q 5.533467717256343 1.7119e-07 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      8709 days (23.84 yr)  
   first obs. used      1996-03-25  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54319  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:30:58  

Additional Information
 Earth MOID = 3.80252 au 
 Jupiter MOID = .411235 au 
 T_jup = 2.857 
[ 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 11.9   n/a MPO395495  
diameter diameter 21.577 km 0.667 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.060   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

52567 (1997 HN2)          Discovered 1997-Apr-28 by Comba, P. G. at Prescott
Reference: 20030216/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 2020-Apr-05 23:54 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin