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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .180099194980595 3.5045e-08  
a 3.083824932717791 1.4523e-08 au
q 2.528430544874229 1.0617e-07 au
i 3.169454845576395 4.8433e-06 deg
node 31.27137968210304 6.9506e-05 deg
peri 100.0061862491073 7.0895e-05 deg
M 106.2985216617306 1.3113e-05 deg
tp 2458416.439650722786
(2018-Oct-24.93965072)
7.1e-05 TDB
period 1978.030573265208
5.42
1.3973e-05
3.826e-08
d
yr
n .1819992091455567 1.2856e-09 deg/d
Q 3.639219320561353 1.7138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2315  
   data-arc span      16516 days (45.22 yr)  
   first obs. used      1974-11-12  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46428  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:30:14  

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 1.41966659703033 1.4196662006538 1.41966699340703 0.900217691668558 n/a 2416065.404298388 2.84979461117591 111.167913521837 19.2775658946636 -87.7147667528637 11004686.995286 F 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
1962-Jun-20 07:20 00:01 Jupiter 1.42106988491626 1.4210694180888 1.42107035174472 1.0041983248488 n/a 2437835.805535406 1.21783021219823 103.037949184817 18.703073503965 -82.1381204596947 11259395.3651827 F 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
1972-Jan-28 09:00 < 00:01 Jupiter 1.95944791110498 1.95944716568634 1.95944865652328 2.41209487282306 2.22567955028408 2441344.875311517 0.942542293687699 47.2528434149084 12.1910407826853 79.766962633266 1826677.35242544 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2022-Feb-06 22:28 < 00:01 Jupiter 1.44654704674504 1.44654656575478 1.44654752777765 1.16297847793166 0.425938066447939 2459617.436351497 0.368616573172241 3233.46932074522 550.174260071535 11.5283950844078 1783022.19930167 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2031-Sep-19 08:44 < 00:01 Jupiter 1.85640632488045 1.85640559342869 1.85640705633168 2.02115871104147 1.78116325279622 2463128.863824076 0.608039886618593 52.2913887454415 10.6239733734902 82.0288328893298 1658067.83163627 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2081-Oct-19 16:02 00:02 Jupiter 1.50974471317635 1.50974373034212 1.50974569603324 1.42069834297729 0.946736474639376 2481422.167909294 1.83979998874164 537.887689174521 219.607900558711 48.6044855203102 1353753.3301449 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2091-Jun-05 11:04 00:02 Jupiter 1.72933891727903 1.72933730108327 1.72934053347037 1.58911892905532 1.24326499970129 2484937.961141471 2.0991168291277 193.982289961881 60.5857498610902 30.482023631945 1029258.85861844 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2141-Jul-25 00:05 00:03 Jupiter 1.6200173949523 1.62001537044008 1.6200194194647 1.83532374213877 1.52404647471928 2503249.503492729 3.21747484700877 219.185053664868 69.9627274772131 69.9016755737736 902404.423296779 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30
2151-Mar-12 20:03 00:03 Jupiter 1.59287807593571 1.59287592112219 1.59288023091946 1.21248736575047 0.637662575187205 2506767.335630538 3.38681371624548 2316.31534016009 242.471065041384 35.3003675436912 2470707.02325039 T 32 CATAB v2.0f-lin.ifort 2020-Feb-22 16:30:33 2020-Feb-22 16:30

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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