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 ]  
52511 (1996 GH12)
Classification: Jupiter Trojan          SPK-ID: 2052511
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06657679914091133 6.6939e-08  
a 5.242373802423717 1.0411e-07 au
q 4.893353334758178 3.8587e-07 au
i 9.404540886405965 5.897e-06 deg
node 123.2841058503209 4.0535e-05 deg
peri 100.9112462871377 6.1413e-05 deg
M 6.005693486803165 4.7815e-05 deg
tp 2458927.360655049673
(2020-Mar-18.86065505)
0.00058217 TDB
period 4384.200465770557
12.00
0.00013061
3.576e-07
d
yr
n .08211303356465641 2.4461e-09 deg/d
Q 5.591394270089257 1.1104e-07 au
  Orbit Determination Parameters
   # obs. used (total)      730  
   data-arc span      10683 days (29.25 yr)  
   first obs. used      1990-10-25  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52246  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:29:42  

Additional Information
 Earth MOID = 3.90031 au 
 Jupiter MOID = .0294761 au 
 T_jup = 2.969 
[ 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 12.1   n/a MPO436151  
diameter diameter 21.583 km 0.799 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.060   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

52511 (1996 GH12)          Discovered 1996-Apr-15 by Spacewatch at Kitt Peak
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-09 09:01 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin