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 ]  
249021 (2007 RC179)
Classification: Main-belt Asteroid          SPK-ID: 2249021
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05476086838729162 6.3205e-08  
a 3.122480993891935 4.4158e-08 au
q 2.951491223143599 1.9103e-07 au
i 10.01389892689703 7.0692e-06 deg
node 208.6707736865081 3.8201e-05 deg
peri 222.5542611449851 7.3151e-05 deg
M 80.4206020019793 6.2729e-05 deg
tp 2458550.292266152081
(2019-Mar-07.79226615)
0.0003496 TDB
period 2015.339106529717
5.52
4.2751e-05
1.17e-07
d
yr
n .1786299877939135 3.7893e-09 deg/d
Q 3.293470764640271 4.6576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      6676 days (18.28 yr)  
   first obs. used      2001-10-21  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62167  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:18:59  

Additional Information
 Earth MOID = 1.9732 au 
 Jupiter MOID = 1.94424 au 
 T_jup = 3.190 
[ 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 15.8   n/a MPO433631  
diameter diameter 5.196 km 1.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249021 (2007 RC179)          Discovered 2007-Sep-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ 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-Jul-14 17:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin