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134871 (2000 QT84)
Classification: Outer Main-belt Asteroid          SPK-ID: 2134871
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171038601517152 4.3775e-08  
a 3.200957000324353 2.3979e-08 au
q 2.653469791472338 1.3837e-07 au
i 4.735160313847953 4.8675e-06 deg
node 267.7147363444693 6.3429e-05 deg
peri 135.4024278398034 6.5444e-05 deg
M 139.5470366072788 1.5787e-05 deg
tp 2458389.657872196549
(2018-Sep-28.15787220)
8.8393e-05 TDB
period 2091.790503805058
5.73
2.3505e-05
6.435e-08
d
yr
n .1721013645224722 1.9339e-09 deg/d
Q 3.748444209176368 2.808e-08 au
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      7174 days (19.64 yr)  
   first obs. used      2000-08-02  
   last obs. used      2020-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51683  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:10:27  

Additional Information
 Earth MOID = 1.66422 au 
 Jupiter MOID = 1.67362 au 
 T_jup = 3.166 
[ 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 14.67   n/a E2021B55  
diameter diameter 7.529 km 0.577 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.038   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134871 (2000 QT84)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2000 QT84 = 2001 VM42 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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