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 ]  
47185 (1999 TC146)
Classification: Main-belt Asteroid          SPK-ID: 2047185
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819738177025136 4.5933e-08  
a 2.402649472383212 1.0395e-08 au
q 1.965430175292709 1.0836e-07 au
i 8.844028169889278 5.8155e-06 deg
node 354.2420542055499 2.2711e-05 deg
peri 156.7053654145467 2.5842e-05 deg
M 74.54367631128733 1.2612e-05 deg
tp 2458718.828856872356
(2019-Aug-23.32885687)
4.6854e-05 TDB
period 1360.297969508621
3.72
8.828e-06
2.417e-08
d
yr
n .2646478992613968 1.7175e-09 deg/d
Q 2.839868769473715 1.2287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1995-08-19  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:43:06  

Additional Information
 Earth MOID = .978886 au 
 Jupiter MOID = 2.15836 au 
 T_jup = 3.486 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456570.5 (2013-Oct-05.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1822090502574007 4.5927e-08  
q 1.964964245895021 1.0854e-07 au
tp 2455998.731110569439
(2012-Mar-12.23111057)
4.2586e-05 TDB
node 354.2647774170048 2.2713e-05 deg
peri 156.7287882558701 2.5821e-05 deg
i 8.84423514076021 5.8148e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      910  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1995-08-19  
   last obs. used      2020-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:43:06  

Additional Information
 Jupiter MOID = 2.15836 au 
 T_jup = 3.486 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.10924590414733E-15 -4.97026492068311E-15 8.192454487001756E-13 -1.789036839034465E-14 2.710718523331477E-13 -2.860890590903144E-15
q -4.97026492068311E-15 1.178025968959241E-14 -1.956475145167171E-12 4.133534099886607E-14 -6.39004170794073E-13 6.991004336643437E-15
tp 8.192454487001756E-13 -1.956475145167171E-12 1.813602480347902E-9 -1.004003535908847E-11 5.274721914756758E-10 5.27639214963073E-13
node -1.789036839034465E-14 4.133534099886607E-14 -1.004003535908847E-11 5.158988367692077E-10 -5.12458636119295E-10 1.648002723138642E-11
peri 2.710718523331477E-13 -6.39004170794073E-13 5.274721914756758E-10 -5.12458636119295E-10 6.667129311761258E-10 -1.610777299930774E-11
i -2.860890590903144E-15 6.991004336643437E-15 5.27639214963073E-13 1.648002723138642E-11 -1.610777299930774E-11 3.381177386020298E-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 15.4   n/a MPO426243  
diameter diameter 3.010 km 0.782 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.146   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

47185 (1999 TC146)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TC146 = 2001 BG44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-28 06:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin