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85408 (1996 TB55)
Classification: Main-belt Asteroid          SPK-ID: 2085408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2242344493988512 6.0226e-08  
a 2.812375039743136 1.7151e-08 au
q 2.181743671203262 1.6819e-07 au
i 12.10588689042076 6.6611e-06 deg
node 230.4609551935387 2.5786e-05 deg
peri 163.7261998836702 2.9226e-05 deg
M 262.1607699165099 1.2655e-05 deg
tp 2459068.686411669800
(2020-Aug-07.18641167)
6.2202e-05 TDB
period 1722.694547548053
4.72
1.5758e-05
4.314e-08
d
yr
n .2089749459719342 1.9116e-09 deg/d
Q 3.44300640828301 2.0996e-08 au
  Orbit Determination Parameters
   # obs. used (total)      593  
   data-arc span      7898 days (21.62 yr)  
   first obs. used      1996-10-03  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54819  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 03:05:43  

Additional Information
 Earth MOID = 1.19116 au 
 Jupiter MOID = 1.99746 au 
 T_jup = 3.251 
[ 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 15.0   n/a MPO412682  
diameter diameter 3.017 km 0.851 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85408 (1996 TB55)          Discovered 1996-Oct-03 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1996 TB55 = 2001 QX140 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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