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160156 (2001 QA283)
Classification: Main-belt Asteroid          SPK-ID: 2160156
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2128363261778277 3.8516e-08  
a 3.175405338857503 2.3647e-08 au
q 2.499563732409612 1.24e-07 au
i 13.5904914550722 4.3089e-06 deg
node 261.5897339688093 2.6472e-05 deg
peri 144.2885189107458 2.9926e-05 deg
M 96.69008691888328 1.4328e-05 deg
tp 2458645.393091015748
(2019-Jun-10.89309102)
8.0901e-05 TDB
period 2066.793955847637
5.66
2.3087e-05
6.321e-08
d
yr
n .1741828201991021 1.9457e-09 deg/d
Q 3.851246945305394 2.868e-08 au
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      7209 days (19.74 yr)  
   first obs. used      2001-06-20  
   last obs. used      2021-03-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50753  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:00:09  

Additional Information
 Earth MOID = 1.52318 au 
 Jupiter MOID = 1.59426 au 
 T_jup = 3.122 
[ 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 14.39   n/a E2021B55  
diameter diameter 8.240 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160156 (2001 QA283)          Discovered 2001-Aug-18 by LONEOS at Anderson Mesa
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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