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 ]  
46911 (1998 RW72)
Classification: Main-belt Asteroid          SPK-ID: 2046911
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2233047313251118 3.1144e-08  
a 2.593316105929773 1.1224e-08 au
q 2.01421634965404 7.8633e-08 au
i 1.875482415136974 5.5069e-06 deg
node 23.02747184243752 0.00012211 deg
peri 292.5765535184966 0.00012306 deg
M 103.1156029914588 1.5944e-05 deg
tp 2458563.578417724263
(2019-Mar-21.07841772)
6.5761e-05 TDB
period 1525.392521171544
4.18
9.9034e-06
2.711e-08
d
yr
n .2360048282677497 1.5322e-09 deg/d
Q 3.172415862205506 1.3731e-08 au
  Orbit Determination Parameters
   # obs. used (total)      680  
   data-arc span      9768 days (26.74 yr)  
   first obs. used      1993-04-29  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:37:21  

Additional Information
 Earth MOID = 1.00152 au 
 Jupiter MOID = 2.13192 au 
 T_jup = 3.382 
[ 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 15.9   n/a MPO432027  

46911 (1998 RW72)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RW72 = 1999 YT28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-12 07:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin