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135399 (2001 TQ211)
Classification: Main-belt Asteroid          SPK-ID: 2135399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120327247941521 4.0726e-08  
a 2.982660530946034 2.1867e-08 au
q 2.623765197713502 1.2553e-07 au
i 9.308046673532118 3.993e-06 deg
node 270.5937959324322 2.9112e-05 deg
peri 332.9865709253193 3.4021e-05 deg
M 15.30497401184954 1.7151e-05 deg
tp 2459120.510263978051
(2020-Sep-28.01026398)
8.9637e-05 TDB
period 1881.499762469824
5.15
2.0691e-05
5.665e-08
d
yr
n .1913367235972605 2.1042e-09 deg/d
Q 3.341555864178566 2.4498e-08 au
  Orbit Determination Parameters
   # obs. used (total)      958  
   data-arc span      6896 days (18.88 yr)  
   first obs. used      2001-08-21  
   last obs. used      2020-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:12:50  

Additional Information
 Earth MOID = 1.61257 au 
 Jupiter MOID = 1.73398 au 
 T_jup = 3.228 
[ 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 14.32   n/a E2021B55  
diameter diameter 4.471 km 0.318 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.243   0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135399 (2001 TQ211)          Discovered 2001-Oct-13 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2001 TQ211 = 2001 QW328 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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