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70652 (1999 TB249)
Classification: Main-belt Asteroid          SPK-ID: 2070652
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294794249157716 4.555e-08  
a 2.846108391424642 1.7126e-08 au
q 2.477595913655027 1.2841e-07 au
i 14.87253017648544 5.8158e-06 deg
node 210.8534478931712 1.7607e-05 deg
peri 207.6475133804722 2.991e-05 deg
M 98.34060271145049 2.2029e-05 deg
tp 2458521.422311535500
(2019-Feb-06.92231154)
0.00010749 TDB
period 1753.781887561469
4.80
1.583e-05
4.334e-08
d
yr
n .2052706796399631 1.8528e-09 deg/d
Q 3.214620869194256 1.9344e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      10221 days (27.98 yr)  
   first obs. used      1992-05-01  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5283  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 13:40:21  

Additional Information
 Earth MOID = 1.49711 au 
 Jupiter MOID = 2.20842 au 
 T_jup = 3.246 
[ 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 14.8   n/a MPO366061  
diameter diameter 4.608 km 0.234 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70652 (1999 TB249)          Discovered 1999-Oct-08 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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