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 ]  
410976 (2009 TR44)
Classification: Main-belt Asteroid          SPK-ID: 2410976
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 .09174189336405503 7.8809e-08  
a 2.990787561153544 4.8939e-08 au
q 2.716407047643653 2.6175e-07 au
i 12.11831969025531 5.1542e-06 deg
node 83.8898078757457 3.4744e-05 deg
peri 257.2230295690957 5.1583e-05 deg
M 336.7128522777916 3.4118e-05 deg
tp 2458722.705449505849
(2019-Aug-27.20544951)
0.00017813 TDB
period 1889.194947655587
5.17
4.637e-05
1.27e-07
d
yr
n .1905573590733688 4.6772e-09 deg/d
Q 3.265168074663434 5.3428e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      6439 days (17.63 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62537  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:59:51  

Additional Information
 Earth MOID = 1.73859 au 
 Jupiter MOID = 2.08144 au 
 T_jup = 3.216 
[ 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 15.8   n/a MPO440760  

410976 (2009 TR44)          Discovered 2009-Oct-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

Alternate Designations
 2009 TR44 = 2014 QQ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-21 05:24 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin