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159275 (2006 AD4)
Classification: Main-belt Asteroid          SPK-ID: 2159275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1010623585528159 6.4767e-08  
a 2.590735152880011 1.742e-08 au
q 2.328909347944268 1.7113e-07 au
i 13.36231341236689 5.6029e-06 deg
node 91.08480488535936 2.3622e-05 deg
peri 345.7919686205951 3.4791e-05 deg
M 205.2861269899747 2.477e-05 deg
tp 2459655.075447272032
(2022-Mar-16.57544727)
0.00010606 TDB
period 1523.115907017994
4.17
1.5362e-05
4.206e-08
d
yr
n .2363575866690407 2.3839e-09 deg/d
Q 2.852560957815755 1.9181e-08 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      9678 days (26.50 yr)  
   first obs. used      1992-12-01  
   last obs. used      2019-06-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:00:18  

Additional Information
 Earth MOID = 1.34669 au 
 Jupiter MOID = 2.37558 au 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO436804  
diameter diameter 3.536 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

159275 (2006 AD4)          Discovered 2006-Jan-07 by Lowe, A. at Mayhill
Reference: 20070601/Numbers.arcLast Updated: 2007-06-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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