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70593 (1999 TD178)
Classification: Main-belt Asteroid          SPK-ID: 2070593
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0581353948395839 3.1812e-08  
a 2.638855270822078 1.1095e-08 au
q 2.48544437772832 8.2602e-08 au
i 13.9296145941014 4.4416e-06 deg
node 213.3964409161011 1.1817e-05 deg
peri 64.07001841057814 4.1906e-05 deg
M 101.6096523635597 3.8412e-05 deg
tp 2458758.569221458443
(2019-Oct-02.06922146)
0.00016753 TDB
period 1565.747707764197
4.29
9.8743e-06
2.703e-08
d
yr
n .2299220993362081 1.45e-09 deg/d
Q 2.792266163915837 1.1739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1503  
   data-arc span      22027 days (60.31 yr)  
   first obs. used      1960-10-22  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:40  

Additional Information
 Earth MOID = 1.50112 au 
 Jupiter MOID = 2.26274 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457838.5 (2017-Mar-26.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05821899573817431 3.1266e-08  
q 2.485854122899168 8.1134e-08 au
tp 2457198.094759240255
(2015-Jun-24.59475924)
0.00017184 TDB
node 213.4507901748107 1.1802e-05 deg
peri 65.42826547467367 4.2367e-05 deg
i 13.93745971060242 4.4441e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1503  
   data-arc span      22027 days (60.31 yr)  
   first obs. used      1960-10-22  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:50:40  

Additional Information
 Jupiter MOID = 2.26274 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.775924000307288E-16 -2.516149641369274E-15 -2.590419273791422E-12 8.372276264265016E-15 -6.312090465976863E-13 -2.348426035742695E-15
q -2.516149641369274E-15 6.582737193409577E-15 6.377040222374869E-12 -2.208577597121331E-14 1.565919430401514E-12 6.67197250849394E-15
tp -2.590419273791422E-12 6.377040222374869E-12 2.952769658107696E-8 -4.80389250812939E-11 6.995213269250081E-9 1.157421212285114E-11
node 8.372276264265016E-15 -2.208577597121331E-14 -4.80389250812939E-11 1.392914349674876E-10 -1.463811048072756E-10 3.690627804050872E-12
peri -6.312090465976863E-13 1.565919430401514E-12 6.995213269250081E-9 -1.463811048072756E-10 1.794947831351271E-9 -7.403914237932663E-13
i -2.348426035742695E-15 6.67197250849394E-15 1.157421212285114E-11 3.690627804050872E-12 -7.403914237932663E-13 1.975009780619216E-11

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 14.57   n/a E2021B10  
diameter diameter 3.336 km 0.632 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70593 (1999 TD178)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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