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JPL Small-Body Database Browser
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58196 Ashleyess (1992 EC1)
Classification: Main-belt Asteroid          SPK-ID: 2058196
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2617268431565035 5.3938e-08  
a 2.578066019203463 1.7919e-08 au
q 1.903316938548287 1.3531e-07 au
i 26.04633720327351 8.8567e-06 deg
node 190.7344040069983 1.0456e-05 deg
peri 320.2131688416184 2.0218e-05 deg
M 306.6718440963944 1.8312e-05 deg
tp 2459224.471905016556
(2021-Jan-09.97190502)
7.7944e-05 TDB
period 1511.957134833323
4.14
1.5763e-05
4.316e-08
d
yr
n .2381019882813584 2.4824e-09 deg/d
Q 3.252815099858639 2.2609e-08 au
  Orbit Determination Parameters
   # obs. used (total)      686  
   data-arc span      10192 days (27.90 yr)  
   first obs. used      1992-02-11  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 09:39:00  

Additional Information
 Earth MOID = .955693 au 
 Jupiter MOID = 1.88897 au 
 T_jup = 3.239 
[ 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 15.1   n/a MPO359140  
diameter diameter 4.996 km 1.164 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58196 Ashleyess           Discovered 1992 Mar. 10 by D. I. Steel at Siding Spring.
Ashley Caroline Steel (b. 1959) is the discoverer's youngest sister. A businesswoman who lives in London, she has been very supportive of the discoverer's career.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080520/MPCPages.arcLast Updated: 2008-05-22

[ 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
1916-Jan-02 03:30 00:02 Jupiter 1.90006467752527 1.9000635471728 1.90006580795076 6.67061992290258 6.60345347961516 2420864.645640096 2.29256008076979 717.548104324761 30.833291400378 86.3149211932679 2350930.95941055 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 09:39:14 2020-Jan-29 09:39
1998-Sep-23 04:20 < 00:01 Jupiter 1.90206400565856 1.90206332856861 1.90206468274926 6.58365869301775 6.51566778247555 2451079.680315720 0.455973158853849 204.857539323188 30.4853558892544 86.7998525606704 2216589.8339344 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 09:39:14 2020-Jan-29 09:39
2081-Jun-11 18:54 00:02 Jupiter 1.99774342046835 1.99774173557623 1.99774510537126 6.4673427010908 6.4014484557167 2481292.287374355 1.56913021720336 298.802323661788 49.0489837709226 -76.6786431201537 2149561.67823344 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 09:39:14 2020-Jan-29 09:39
2094-Jan-29 19:19 00:02 Jupiter 1.92215948880202 1.9221584865056 1.92216049112968 6.75841969029133 6.69290018184797 2485907.304823271 1.80569990275944 540.591669313185 33.7779493408916 86.1607605948936 2435467.69906799 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 09:39:14 2020-Jan-29 09:39
2176-Oct-20 06:03 00:04 Jupiter 1.8781570905434 1.87815621958796 1.87815796158212 6.68948909545448 6.62172880737991 2516120.752378208 3.77677486529984 1067.03464546364 34.2755340633973 -88.6067687646749 2319396.14460666 T 20 CATAB v2.0f-lin.ifort 2020-Jan-29 09:39:14 2020-Jan-29 09:39
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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