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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457015.5 (2014-Dec-24.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278572656104959 4.5119e-08  
q 2.484355594738328 1.2675e-07 au
tp 2456770.127009176461
(2014-Apr-22.62700918)
0.00011196 TDB
node 210.9445251951023 1.7636e-05 deg
peri 208.3185036126328 3.0248e-05 deg
i 14.85327080401276 5.8098e-06 deg
  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
 Jupiter MOID = 2.20842 au 
 T_jup = 3.246 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.035760383858972E-15 -5.679419244792991E-15 -2.197418065988545E-12 -3.227644350222176E-15 -5.023519122385125E-13 2.022979107056658E-15
q -5.679419244792991E-15 1.606653071046556E-14 5.837535723433197E-12 7.385421819206584E-15 1.347730528194666E-12 -5.241788794051146E-15
tp -2.197418065988545E-12 5.837535723433197E-12 1.253604225883514E-8 1.833338209935639E-11 2.769884665616721E-9 -2.28795065458137E-11
node -3.227644350222176E-15 7.385421819206584E-15 1.833338209935639E-11 3.110314717332757E-10 -2.964176315138353E-10 -2.591871395966558E-11
peri -5.023519122385125E-13 1.347730528194666E-12 2.769884665616721E-9 -2.964176315138353E-10 9.149640278847193E-10 2.008225931572607E-11
i 2.022979107056658E-15 -5.241788794051146E-15 -2.28795065458137E-11 -2.591871395966558E-11 2.008225931572607E-11 3.375433956011441E-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 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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