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 ]  
5637 Gyas (1988 RF1)
Classification: Jupiter Trojan          SPK-ID: 2005637
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1183099223066868 6.3514e-08  
a 5.161860800768066 1.2418e-07 au
q 4.551161450471264 3.7821e-07 au
i 22.42268140414372 6.5391e-06 deg
node 1.960845191676808 1.2238e-05 deg
peri 331.2634991956801 2.8666e-05 deg
M 279.1663393853082 3.1864e-05 deg
tp 2459962.328421103927
(2023-Jan-17.82842110)
0.00040052 TDB
period 4283.589645258255
11.73
0.00015458
4.232e-07
d
yr
n .08404166360764836 3.0327e-09 deg/d
Q 5.772560151064868 1.3887e-07 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      24364 days (66.70 yr)  
   first obs. used      1953-08-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54856  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 02:23:47  

Additional Information
 Earth MOID = 3.55974 au 
 Jupiter MOID = .23996 au 
 T_jup = 2.837 
[ 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 11.6   n/a MPO473844  
diameter diameter 28.168 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.056   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

5637 Gyas (1988 RF1)          Discovered 1988-Sep-10 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-02 14:08 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin