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 ]  
86156 (1999 RB203)
Classification: Main-belt Asteroid          SPK-ID: 2086156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1508214309145584 3.8953e-08  
a 3.172246524580189 2.2548e-08 au
q 2.693803764529271 1.2212e-07 au
i 16.06919985630725 5.2446e-06 deg
node 302.6415015597894 1.6898e-05 deg
peri 113.2988731259412 2.5221e-05 deg
M 196.5694143116657 1.8959e-05 deg
tp 2459937.370703637465
(2022-Dec-23.87070364)
0.00011297 TDB
period 2063.710730087422
5.65
2.2003e-05
6.024e-08
d
yr
n .1744430528714409 1.8599e-09 deg/d
Q 3.650689284631108 2.5949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1156  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      1999-07-22  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48851  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:20:07  

Additional Information
 Earth MOID = 1.75446 au 
 Jupiter MOID = 1.77311 au 
 T_jup = 3.124 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO395770  
diameter diameter 11.394 km 0.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

86156 (1999 RB203)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-21 16:20 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin