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 ]  
146477 (2001 RG103)
Classification: Main-belt Asteroid          SPK-ID: 2146477
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158368464423198 4.8045e-08  
a 2.640020870663447 2.1451e-08 au
q 2.221924819331283 1.3239e-07 au
i 5.029009338183747 5.9225e-06 deg
node 41.59904172674977 6.5226e-05 deg
peri 14.51624865877006 6.9211e-05 deg
M 346.258935202426 2.4249e-05 deg
tp 2458660.303603574754
(2019-Jun-25.80360357)
0.00010593 TDB
period 1566.78522400335
4.29
1.9096e-05
5.228e-08
d
yr
n .2297698462333918 2.8004e-09 deg/d
Q 3.058116921995611 2.4848e-08 au
  Orbit Determination Parameters
   # obs. used (total)      323  
   data-arc span      8043 days (22.02 yr)  
   first obs. used      1997-10-19  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6289  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:04:38  

Additional Information
 Earth MOID = 1.2336 au 
 Jupiter MOID = 2.29603 au 
 T_jup = 3.372 
[ 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 16.1   n/a MPO453930  
rotation period rot_per 9.076 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

146477 (2001 RG103)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-07 12:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin