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 ]  
347611 (2001 RZ121)
Classification: Main-belt Asteroid          SPK-ID: 2347611
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2488616119052307 3.9535e-08  
a 2.328751882041683 1.0479e-08 au
q 1.74921493494945 8.7992e-08 au
i 5.127706726905405 4.6334e-06 deg
node 151.0620858182847 6.7421e-05 deg
peri 212.9959242259586 7.0295e-05 deg
M 89.54111142567403 1.8783e-05 deg
tp 2458677.648182822241
(2019-Jul-13.14818282)
6.6863e-05 TDB
period 1298.025592193707
3.55
8.761e-06
2.399e-08
d
yr
n .2773443005785331 1.8719e-09 deg/d
Q 2.908288829133916 1.3086e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      6734 days (18.44 yr)  
   first obs. used      2001-08-24  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:28:17  

Additional Information
 Earth MOID = .749364 au 
 Jupiter MOID = 2.55111 au 
 T_jup = 3.525 
[ 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 17.6   n/a MPO503393  

347611 (2001 RZ121)          Discovered 2001-Aug-24 by LINEAR at Socorro
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

[ 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-Feb-28 07:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin