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 ]  
487838 (2015 TF84)
Classification: Main-belt Asteroid          SPK-ID: 2487838
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1850341079804436 5.7129e-08  
a 3.168930644643869 7.8338e-08 au
q 2.582570389560299 1.9704e-07 au
i 8.252745514083632 6.7646e-06 deg
node 210.1230750818273 4.6596e-05 deg
peri 315.6453810868869 5.2236e-05 deg
M 193.8770587724794 2.1029e-05 deg
tp 2459951.311967324591
(2023-Jan-06.81196732)
0.00013555 TDB
period 2060.475848233701
5.64
7.6404e-05
2.092e-07
d
yr
n .1747169229421458 6.4787e-09 deg/d
Q 3.75529089972744 9.2833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      100  
   data-arc span      3158 days (8.65 yr)  
   first obs. used      2009-10-22  
   last obs. used      2018-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52776  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-15 06:51:38  

Additional Information
 Earth MOID = 1.59697 au 
 Jupiter MOID = 1.29602 au 
 T_jup = 3.160 
[ 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 16.3   n/a MPO456352  

487838 (2015 TF84)          Discovered 2012-Apr-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2015 TF84 = 2012 HA61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-31 08:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin