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79937 (1999 CD73)
Classification: Main-belt Asteroid          SPK-ID: 2079937
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1494112858904303 3.5805e-08  
a 2.642148725287557 1.1824e-08 au
q 2.247381886728582 9.5625e-08 au
i 14.14137088803031 5.7917e-06 deg
node 299.90926105541 1.5666e-05 deg
peri 83.7318629391949 2.5614e-05 deg
M 95.99471075353357 2.0064e-05 deg
tp 2458582.208421723173
(2019-Apr-08.70842172)
8.6709e-05 TDB
period 1568.679847020786
4.29
1.053e-05
2.883e-08
d
yr
n .2294923343878655 1.5405e-09 deg/d
Q 3.036915563846533 1.359e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1390  
   data-arc span      7769 days (21.27 yr)  
   first obs. used      1999-01-15  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:44:49  

Additional Information
 Earth MOID = 1.30178 au 
 Jupiter MOID = 2.5399 au 
 T_jup = 3.336 
[ 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 14.1   n/a MPO400745  
diameter diameter 4.771 km 0.069 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 10.020 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.214   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

79937 (1999 CD73)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 CD73 = 2001 LP8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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