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JPL Small-Body Database Browser
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27592 (2001 AL44)
Classification: Main-belt Asteroid          SPK-ID: 2027592
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1460545476213578 4.1456e-08  
a 2.760428336100289 1.5766e-08 au
q 2.357255224229983 1.1509e-07 au
i 10.10239813817035 4.349e-06 deg
node 134.4805154277482 2.6353e-05 deg
peri 266.7034652181187 3.0831e-05 deg
M 33.64358435732706 1.4389e-05 deg
tp 2458443.946457140625
(2018-Nov-21.44645714)
6.7066e-05 TDB
period 1675.18641387272
4.59
1.4352e-05
3.929e-08
d
yr
n .2149014563506081 1.8411e-09 deg/d
Q 3.163601447970594 1.8069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1257  
   data-arc span      23663 days (64.79 yr)  
   first obs. used      1954-12-22  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5306  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:00:56  

Additional Information
 Earth MOID = 1.39089 au 
 Jupiter MOID = 2.30644 au 
 T_jup = 3.304 
[ 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 14.0   n/a MPO416983  
diameter diameter 3.982 km 0.044 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.233   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27592 (2001 AL44)          Discovered 2001-Jan-14 by Uppsala-DLR Asteroid Survey at Kvistaberg
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 AL44 = 1998 HN147 = 1999 NX6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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