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 ]  
541123 (2018 RB23)
Classification: Main-belt Asteroid          SPK-ID: 2541123
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2555174679248885 6.6388e-08  
a 2.366048807596927 2.2724e-08 au
q 1.761482007293058 1.6158e-07 au
i 1.515414056358545 6.4566e-06 deg
node 193.3159950059416 0.00031547 deg
peri 151.8441672523118 0.00031598 deg
M 222.404429523381 1.3969e-05 deg
tp 2459708.584478692673
(2022-May-09.08447869)
5.2486e-05 TDB
period 1329.333580258263
3.64
1.9151e-05
5.243e-08
d
yr
n .2708123870082776 3.9015e-09 deg/d
Q 2.970615607900795 2.8531e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      4598 days (12.59 yr)  
   first obs. used      2007-06-21  
   last obs. used      2020-01-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:22:11  

Additional Information
 Earth MOID = .752578 au 
 Jupiter MOID = 2.45241 au 
 T_jup = 3.503 
[ 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 18.1   .31988 MPO535736 autocmod 2.6n

541123 (2018 RB23)          Discovered 2011-Sep-23 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-05-29

Alternate Designations
 2018 RB23 = 2016 AC13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-19 22:10 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin