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JPL Small-Body Database Browser
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249521 Truth (2010 CU212)
Classification: Main-belt Asteroid          SPK-ID: 2249521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3041084521642459 8.2837e-08  
a 2.608964080228779 2.5182e-08 au
q 1.81555605203829 2.2487e-07 au
i 27.83168486875298 1.051e-05 deg
node 81.8738091748658 8.9086e-06 deg
peri 317.9841212796088 1.4605e-05 deg
M 221.3853165489706 1.0796e-05 deg
tp 2459193.162315421697
(2020-Dec-09.66231542)
4.809e-05 TDB
period 1539.219570682694
4.21
2.2285e-05
6.101e-08
d
yr
n .2338847600802842 3.3862e-09 deg/d
Q 3.402372108419269 3.284e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      1999-11-30  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:18:49  

Additional Information
 Earth MOID = .886564 au 
 Jupiter MOID = 2.14086 au 
 T_jup = 3.187 
[ 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 15.8   n/a MPO433635  
diameter diameter 4.724 km 0.972 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249521 Truth           Discovered 2010 Feb. 6 at WISE.
Sojourner Truth (c. 1797-1883) was an American abolitionist and advocate for women's rights. She delivered the famous speech known as "Ain't I a Woman?" and fought tirelessly against slavery, for universal suffrage and for prison reform.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

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Alternate Designations
 2010 CU212 = 2000 AO199 = 2008 TJ26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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