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39353 (2002 AR144)
Classification: Main-belt Asteroid          SPK-ID: 2039353
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1610393487180279 4.8481e-08  
a 2.631745239501998 1.3458e-08 au
q 2.207930700140826 1.26e-07 au
i 6.717679549150247 3.8251e-06 deg
node 148.2852668387753 4.2234e-05 deg
peri 100.8869610252159 4.4131e-05 deg
M 353.2579747458549 1.2162e-05 deg
tp 2459029.704654320315
(2020-Jun-29.20465432)
5.2617e-05 TDB
period 1559.423935537678
4.27
1.1961e-05
3.275e-08
d
yr
n .2308544788854191 1.7707e-09 deg/d
Q 3.055559778863171 1.5625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      10482 days (28.70 yr)  
   first obs. used      1991-09-30  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:00:36  

Additional Information
 Earth MOID = 1.2061 au 
 Jupiter MOID = 2.01332 au 
 T_jup = 3.371 
[ 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 15.4   n/a MPO436045  
diameter diameter 5.881 km 0.555 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39353 (2002 AR144)          Discovered 2002-Jan-13 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 AR144 = 1998 BF33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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