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JPL Small-Body Database Browser
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376052 (2010 EH44)
Classification: Main-belt Asteroid          SPK-ID: 2376052
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08816000358584002 7.8471e-08  
a 3.145820296196038 6.8762e-08 au
q 2.868484767602987 2.413e-07 au
i 22.67117451943052 8.9571e-06 deg
node 40.8012665646421 1.8351e-05 deg
peri 155.7939816244955 4.9424e-05 deg
M 284.8631954411215 4.8499e-05 deg
tp 2459425.853012073786
(2021-Jul-30.35301207)
0.00028233 TDB
period 2037.97706391107
5.58
6.682e-05
1.829e-07
d
yr
n .1766457564096065 5.7917e-09 deg/d
Q 3.423155824789089 7.4824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      4965 days (13.59 yr)  
   first obs. used      2005-05-11  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57364  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:23:37  

Additional Information
 Earth MOID = 1.87369 au 
 Jupiter MOID = 1.56467 au 
 T_jup = 3.083 
[ 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 15.3   n/a MPO382542  
diameter diameter 5.055 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 80. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Stephens, R.D.; French, L.M.; James, D.; Rohl, D.; Warner, B.D. (2017) Minor Planet Bull. 44, 42-49.]
geometric albedo albedo 0.069   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

376052 (2010 EH44)          Discovered 2010-Mar-13 by Crni Vrh at Crni Vrh
Reference: Last Updated: 2013-10-21

[ show close-approach data ]
Alternate Designations
 2010 EH44 = 2005 JP166 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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