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JPL Small-Body Database Browser
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2761 Eddington (1981 AE)
Classification: Main-belt Asteroid          SPK-ID: 2002761
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1803975077610972 3.5374e-08  
a 3.081391173559681 1.5385e-08 au
q 2.525515885412472 1.0778e-07 au
i 3.17115442587987 4.8739e-06 deg
node 31.2874542734879 7.107e-05 deg
peri 99.72224982117281 7.2446e-05 deg
M 33.68250495198484 1.3177e-05 deg
tp 2458415.649529744827
(2018-Oct-24.14952974)		 7.199e-05 TDB
period 1975.689438381299
5.41		 1.4797e-05
4.051e-08		 d
yr
n .182214872948327 1.3647e-09 deg/d
Q 3.637266461706891 1.8161e-08 au
   Orbit Determination Parameters
   # obs. used (total)      2191  
   data-arc span      16250 days (44.49 yr)  
   first obs. used      1974-11-12  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46881  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 22:19:45  

Additional Information
 Earth MOID = 1.54297 au 
 Jupiter MOID = 1.42566 au 
 T_jup = 3.200 
[ 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 12.2   n/a MPO384776  
diameter diameter 15.894 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2761 Eddington (1981 AE)          Discovered 1981-Jan-01 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 AE = 1970 AW = 1974 VZ = 1976 GU4 = 1979 TT1 = 1979 US1 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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