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 ]  
160044 (1999 RJ37)
Classification: Main-belt Asteroid          SPK-ID: 2160044
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3267693754222391 1.4672e-07  
a 2.536293210520711 1.6384e-08 au
q 1.707510262231193 3.8184e-07 au
i 14.60604999576512 5.5102e-06 deg
node 201.2985175249246 3.6694e-05 deg
peri 121.7923501331652 4.3906e-05 deg
M 53.96278130363223 2.237e-05 deg
tp 2458779.348728635095
(2019-Oct-22.84872863)		 8.9731e-05 TDB
period 1475.358678111853
4.04		 1.4296e-05
3.914e-08		 d
yr
n .2440084606820653 2.3644e-09 deg/d
Q 3.365076158810229 2.1738e-08 au
   Orbit Determination Parameters
   # obs. used (total)      521  
   data-arc span      7376 days (20.19 yr)  
   first obs. used      1999-06-21  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:12:38  

Additional Information
 Earth MOID = .746583 au 
 Jupiter MOID = 2.2282 au 
 T_jup = 3.329 
[ 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 15.6   n/a MPO348374  

160044 (1999 RJ37)          Discovered 1999-Sep-10 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-03 23:53 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin