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160844 (2001 AB47)
Classification: Main-belt Asteroid          SPK-ID: 2160844
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1754895178409542 1.2853e-07  
a 2.548079633897234 1.8221e-08 au
q 2.100918367524254 3.3729e-07 au
i 29.43016989286066 9.3297e-06 deg
node 22.73851746549302 1.408e-05 deg
peri 59.85463879851492 3.1568e-05 deg
M 349.8062624315479 2.5551e-05 deg
tp 2459242.567709852231
(2021-Jan-28.06770985)
0.00010568 TDB
period 1485.65483907221
4.07
1.5936e-05
4.363e-08
d
yr
n .2423173879505011 2.5992e-09 deg/d
Q 2.995240900270215 2.1419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      944  
   data-arc span      7360 days (20.15 yr)  
   first obs. used      2001-01-02  
   last obs. used      2021-02-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4406  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:03  

Additional Information
 Earth MOID = 1.20666 au 
 Jupiter MOID = 2.60799 au 
 T_jup = 3.242 
[ 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 14.18   n/a E2021B55  
diameter diameter 5.299 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.120   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160844 (2001 AB47)          Discovered 2001-Jan-15 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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