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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
268100 (2004 RK310)
Classification: Main-belt Asteroid          SPK-ID: 2268100
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07035449819934271 5.5047e-08  
a 2.748378103149438 2.9551e-08 au
q 2.555017340840298 1.5274e-07 au
i 5.154696639362547 6.8113e-06 deg
node 2.129567901515858 5.4283e-05 deg
peri 336.6429526040765 6.8276e-05 deg
M 100.7619838825101 4.3034e-05 deg
tp 2458134.691557697752
(2018-Jan-16.19155770)
0.00019681 TDB
period 1664.229233758829
4.56
2.6841e-05
7.349e-08
d
yr
n .216316353959787 3.4888e-09 deg/d
Q 2.941738865458578 3.163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      7513 days (20.57 yr)  
   first obs. used      1998-05-16  
   last obs. used      2018-12-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53532  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:17:41  

Additional Information
 Earth MOID = 1.54629 au 
 Jupiter MOID = 2.34528 au 
 T_jup = 3.337 
[ 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 16.5   n/a MPO418422  
diameter diameter 2.913 km 0.823 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268100 (2004 RK310)          Discovered 2004-Sep-13 by NEAT at Palomar
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2004 RK310 = 1998 KX2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-23 23:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin