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 ]  
47186 (1999 TC147)
Classification: Main-belt Asteroid          SPK-ID: 2047186
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06613204593966182 3.2204e-08  
a 2.182225487734309 8.2792e-09 au
q 2.037910451528762 7.0729e-08 au
i 6.116708346865113 3.942e-06 deg
node 44.21334624395386 4.1615e-05 deg
peri 195.8321904329389 5.7134e-05 deg
M 274.5298426866205 4.0747e-05 deg
tp 2459280.050237301650
(2021-Mar-06.55023730)
0.00013363 TDB
period 1177.464609777199
3.22
6.7008e-06
1.835e-08
d
yr
n .3057416732619417 1.7399e-09 deg/d
Q 2.326540523939855 8.8267e-09 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8485 days (23.23 yr)  
   first obs. used      1996-11-05  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:43:06  

Additional Information
 Earth MOID = 1.02648 au 
 Jupiter MOID = 2.65964 au 
 T_jup = 3.669 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456847.5 (2014-Jul-09.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06616795291546937 3.2125e-08  
q 2.037558778100328 7.0541e-08 au
tp 2456925.780264044709
(2014-Sep-25.28026404)
0.00013145 TDB
node 44.23181529419171 4.1614e-05 deg
peri 196.0339312457519 5.7184e-05 deg
i 6.117419201787365 3.9425e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      8485 days (23.23 yr)  
   first obs. used      1996-11-05  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59025  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:43:06  

Additional Information
 Jupiter MOID = 2.65964 au 
 T_jup = 3.669 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.032030543353064E-15 -2.252621128250479E-15 -1.080182099821104E-12 -3.642272042066677E-15 -3.053775490036135E-13 3.10489776061894E-16
q -2.252621128250479E-15 4.976072022190254E-15 2.483853955989271E-12 8.496291382966622E-15 7.01630636013236E-13 -5.472156451302349E-16
tp -1.080182099821104E-12 2.483853955989271E-12 1.727915677529472E-8 3.795798552509513E-12 5.173896853432531E-9 4.851814043632486E-12
node -3.642272042066677E-15 8.496291382966622E-15 3.795798552509513E-12 1.731765286403762E-9 -1.720879549082231E-9 -5.063119680830249E-11
peri -3.053775490036135E-13 7.01630636013236E-13 5.173896853432531E-9 -1.720879549082231E-9 3.270059424572524E-9 5.18354721691236E-11
i 3.10489776061894E-16 -5.472156451302349E-16 4.851814043632486E-12 -5.063119680830249E-11 5.18354721691236E-11 1.554367124164653E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO395448  

47186 (1999 TC147)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TC147 = 1998 HQ30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Mar-29 19:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin