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JPL Small-Body Database Browser
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66424 (1999 NA27)
Classification: Main-belt Asteroid          SPK-ID: 2066424
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599386843783991 3.4878e-08  
a 2.330952089462323 1.119e-08 au
q 1.958142678924639 8.1358e-08 au
i 5.53240318661377 4.5747e-06 deg
node 126.9582000382722 4.4373e-05 deg
peri 136.0916446957238 4.69e-05 deg
M 334.9989839837548 1.6737e-05 deg
tp 2459090.772112367482
(2020-Aug-29.27211237)
6.0661e-05 TDB
period 1299.865590709474
3.56
9.3604e-06
2.563e-08
d
yr
n .2769517114484968 1.9944e-09 deg/d
Q 2.703761500000007 1.298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      832  
   data-arc span      7526 days (20.61 yr)  
   first obs. used      1999-06-22  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:56:53  

Additional Information
 Earth MOID = .94684 au 
 Jupiter MOID = 2.37844 au 
 T_jup = 3.548 
[ 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 15.4   n/a MPO324884  
diameter diameter 2.322 km 0.451 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.272   0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66424 (1999 NA27)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NA27 = 2000 WH33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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