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173595 (2001 DL44)
Classification: Main-belt Asteroid          SPK-ID: 2173595
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1684618657847038 5.3871e-08  
a 2.553698684596966 2.2081e-08 au
q 2.123497839537817 1.3684e-07 au
i 14.54314288827974 5.4846e-06 deg
node 339.2382219209424 2.1924e-05 deg
peri 327.0596155303577 3.4777e-05 deg
M 119.5030683549462 2.9769e-05 deg
tp 2458505.700261283867
(2019-Jan-22.20026128)
0.00012536 TDB
period 1490.571818697869
4.08
1.9333e-05
5.293e-08
d
yr
n .2415180506461529 3.1325e-09 deg/d
Q 2.983899529656115 2.5801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      977  
   data-arc span      13973 days (38.26 yr)  
   first obs. used      1982-07-27  
   last obs. used      2020-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51517  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:19:36  

Additional Information
 Earth MOID = 1.12366 au 
 Jupiter MOID = 2.36863 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 14.7   n/a MPO502965  
diameter diameter 3.379 km 0.466 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.269   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173595 (2001 DL44)          Discovered 2001-Feb-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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