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70505 (1999 TU99)
Classification: Main-belt Asteroid          SPK-ID: 2070505
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08617510922250833 4.8854e-08  
a 2.611129019201329 1.1766e-08 au
q 2.386114690777593 1.3081e-07 au
i 7.575759186571517 4.5803e-06 deg
node 143.8638971479232 3.5069e-05 deg
peri 261.4841792011213 4.3823e-05 deg
M 300.4702598636981 2.5144e-05 deg
tp 2459255.342824548471
(2021-Feb-09.84282455)
0.00010752 TDB
period 1541.13585289285
4.22
1.0417e-05
2.852e-08
d
yr
n .2335939426263088 1.5789e-09 deg/d
Q 2.836143347625064 1.278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      930  
   data-arc span      7713 days (21.12 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52348  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:05:36  

Additional Information
 Earth MOID = 1.40908 au 
 Jupiter MOID = 2.47055 au 
 T_jup = 3.392 
[ 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 15.1   n/a MPO302439  
diameter diameter 3.357 km 1.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.143   0.114 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70505 (1999 TU99)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TU99 = 2001 BF35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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