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16374 (1981 EA10)
Classification: Main-belt Asteroid          SPK-ID: 2016374
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04234451702626201 4.0642e-08  
a 3.129074550100099 1.9928e-08 au
q 2.996575399536942 1.238e-07 au
i 16.42704212701597 5.2135e-06 deg
node 346.3146022438801 1.3247e-05 deg
peri 134.7498583637519 5.9396e-05 deg
M 83.57213625288929 5.6749e-05 deg
tp 2458531.166779976872
(2019-Feb-16.66677998)
0.00031875 TDB
period 2021.725981696257
5.54
1.9313e-05
5.288e-08
d
yr
n .1780656742106835 1.701e-09 deg/d
Q 3.261573700663256 2.0771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      14407 days (39.44 yr)  
   first obs. used      1981-02-09  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:27:44  

Additional Information
 Earth MOID = 2.02708 au 
 Jupiter MOID = 1.7594 au 
 T_jup = 3.149 
[ 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 13.5   n/a MPO250374  
diameter diameter 9.357 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.106   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16374 (1981 EA10)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1981 EA10 = 1997 BV9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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