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70648 (1999 TY245)
Classification: Main-belt Asteroid          SPK-ID: 2070648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1769031531948675 5.3878e-08  
a 2.545002860617828 1.1238e-08 au
q 2.094783829684577 1.3887e-07 au
i 14.21819059117882 5.5922e-06 deg
node 159.3996029702501 1.7339e-05 deg
peri 180.6698458281838 2.1659e-05 deg
M 74.98159079373427 1.1994e-05 deg
tp 2458691.624836410408
(2019-Jul-27.12483641)
4.9724e-05 TDB
period 1482.964787958926
4.06
9.8227e-06
2.689e-08
d
yr
n .2427569440104407 1.608e-09 deg/d
Q 2.99522189155108 1.3226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      823  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1995-10-18  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58404  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:54  

Additional Information
 Earth MOID = 1.08619 au 
 Jupiter MOID = 2.41316 au 
 T_jup = 3.379 
[ 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 15.3   n/a MPO502590  
diameter diameter 2.255 km 0.405 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.200   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70648 (1999 TY245)          Discovered 1999-Oct-07 by CSS at Catalina
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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