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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
90866 (1996 RA28)
Classification: Inner Main-belt Asteroid          SPK-ID: 2090866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09767855112424301 6.1644e-08  
a 1.944576958026116 7.8629e-09 au
q 1.754633498216537 1.2049e-07 au
i 18.70881227622528 7.4658e-06 deg
node 349.2601269140366 1.2563e-05 deg
peri 33.01997913836144 2.9254e-05 deg
M 26.64900530348173 2.4736e-05 deg
tp 2459323.181320865736
(2021-Apr-18.68132087)
6.8001e-05 TDB
period 990.4581498539659
2.71
6.0073e-06
1.645e-08
d
yr
n .3634681587032009 2.2045e-09 deg/d
Q 2.134520417835695 8.6309e-09 au
  Orbit Determination Parameters
   # obs. used (total)      790  
   data-arc span      9092 days (24.89 yr)  
   first obs. used      1996-09-10  
   last obs. used      2021-08-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50933  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:48  

Additional Information
 Earth MOID = .766638 au 
 Jupiter MOID = 3.19053 au 
 T_jup = 3.828 
[ 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 15.87   n/a MPO637236  

90866 (1996 RA28)          Discovered 1996-Sep-10 by Uppsala-DLR Trojan Survey at La Silla
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1996 RA28 = 2003 BD21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-21 02:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin