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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1800991942754814 3.4565e-08  
a 3.083824932998017 1.4457e-08 au
q 2.528430547278434 1.0447e-07 au
i 3.169454484260775 4.7694e-06 deg
node 31.27138463754379 6.8616e-05 deg
peri 100.0061809302841 6.9956e-05 deg
M 106.2985218715871 1.2959e-05 deg
tp 2458416.439649490113
(2018-Oct-24.93964949)
7.0081e-05 TDB
period 1978.030573534823
5.42
1.391e-05
3.808e-08
d
yr
n .1819992091207493 1.2799e-09 deg/d
Q 3.639219318717601 1.7061e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2380  
   data-arc span      16654 days (45.60 yr)  
   first obs. used      1974-11-12  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46013  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:49:26  

Additional Information
 Earth MOID = 1.54544 au 
 Jupiter MOID = 1.42132 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 12.3   n/a MPO473803  
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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1902-Nov-11 21:42 00:03 Jupiter 1.41966659878782 1.41966621320067 1.41966698437516 0.900217639479551 n/a 2416065.404279220 2.82566077420706 110.951009618565 18.6754035103311 -87.6024177675281 11358616.9155316 F 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
1962-Jun-20 07:20 00:01 Jupiter 1.42106988591611 1.42106942480314 1.42107034703012 1.00419825148104 n/a 2437835.805523977 1.21009015363202 102.886439652989 18.2821783324767 -82.0831663206509 11516978.0454684 F 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
1972-Jan-28 09:00 < 00:01 Jupiter 1.9594479086171 1.95944716373075 1.95944865350311 2.41209473891499 2.22567940491372 2441344.875319235 0.939182155697516 46.254238818402 12.1465982584912 79.6004700469188 1827356.61021038 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2022-Feb-06 22:28 < 00:01 Jupiter 1.44654705111446 1.44654658549631 1.44654751677217 1.16297845869277 0.425938018070656 2459617.436359088 0.359603106213817 3140.84131038589 535.232995558191 11.4313979719621 1825041.41220515 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2031-Sep-19 08:44 < 00:01 Jupiter 1.85640631355264 1.85640559868046 1.85640702842438 2.02115876268353 1.78116330983346 2463128.863822031 0.593453202828027 51.0804472132361 10.6227939683303 81.9964522685012 1685688.91620866 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2081-Oct-19 16:02 00:02 Jupiter 1.50974472479256 1.50974377068342 1.50974567892264 1.42069825102808 0.946736341217452 2481422.167910136 1.81653594832952 519.434693359471 215.101429603278 48.4175933749016 1379696.19903414 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2091-Jun-05 11:04 00:02 Jupiter 1.72933889793583 1.72933730429911 1.72934049156833 1.58911883443856 1.24326487435729 2484937.961160451 2.07208293948286 191.955974335054 59.3037777603934 30.2874360170987 1047178.33219494 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2141-Jul-25 00:05 00:03 Jupiter 1.62001741736501 1.62001542702941 1.62001940770061 1.83532383608118 1.52404659259511 2503249.503519688 3.18589341549667 214.12227063835 69.0014564512455 70.0006623974953 911482.918152562 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49
2151-Mar-12 20:03 00:03 Jupiter 1.59287805176673 1.59287591708448 1.59288018661675 1.21248731576499 0.637662467488895 2506767.335651459 3.35318356063796 2300.74846964863 237.794210414188 35.2633340110813 2520789.68796061 T 34 CATAB v2.0f-lin.ifort 2020-Jun-23 15:49:39 2020-Jun-23 15:49

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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