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 ]  
46903 (1998 RQ61)
Classification: Main-belt Asteroid          SPK-ID: 2046903
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1557611220418792 3.0914e-08  
a 2.597943518966677 8.7459e-09 au
q 2.193284921450999 8.1153e-08 au
i 3.955298220639838 3.666e-06 deg
node 329.2782587008652 5.4958e-05 deg
peri 103.6324418033763 5.7041e-05 deg
M 58.31600840424849 1.3907e-05 deg
tp 2458952.741665188002
(2020-Apr-13.24166519)
5.8871e-05 TDB
period 1529.477119113337
4.19
7.7234e-06
2.115e-08
d
yr
n .2353745574230609 1.1886e-09 deg/d
Q 3.002602116482354 1.0108e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1652  
   data-arc span      9134 days (25.01 yr)  
   first obs. used      1996-03-21  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:40:40  

Additional Information
 Earth MOID = 1.21167 au 
 Jupiter MOID = 2.2685 au 
 T_jup = 3.396 
[ 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 14.79   n/a MPCxxxxx  

46903 (1998 RQ61)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RQ61 = 2000 CM53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-25 13:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin