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
JPL Small-Body Database Browser
Search: [ help ]  
129899 (1999 TC41)
Classification: Main-belt Asteroid          SPK-ID: 2129899
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05039179773217888 4.2176e-08  
a 2.683345067790441 1.9722e-08 au
q 2.548126485888706 1.1338e-07 au
i 21.69892675144477 5.8007e-06 deg
node 179.5063828018285 1.3638e-05 deg
peri 292.4835708810434 6.1122e-05 deg
M 143.4159554781128 6.0193e-05 deg
tp 2458360.900399169121
(2018-Aug-30.40039917)
0.00026824 TDB
period 1605.510736455376
4.40
1.77e-05
4.846e-08
d
yr
n .2242277126061473 2.472e-09 deg/d
Q 2.818563649692177 2.0716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      425  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61757  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:18:35  

Additional Information
 Earth MOID = 1.60996 au 
 Jupiter MOID = 2.23257 au 
 T_jup = 3.272 
[ 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 MPO382001  
diameter diameter 2.486 km 0.387 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.180   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129899 (1999 TC41)          Discovered 1999-Oct-02 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1999 TC41 = 2002 JU7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-31 01:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin