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JPL Small-Body Database Browser
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46641 (1995 EY)
Classification: Main-belt Asteroid          SPK-ID: 2046641
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2728266923684716 3.8494e-08  
a 2.637041325138981 1.1595e-08 au
q 1.917586062762342 1.0513e-07 au
i 4.457299630135518 4.3962e-06 deg
node 324.7011125579752 4.6133e-05 deg
peri 143.4977847906293 4.6976e-05 deg
M 263.2152085366845 7.5594e-06 deg
tp 2459021.012052927111
(2020-Jun-20.51205293)
3.4054e-05 TDB
period 1564.133545828214
4.28
1.0316e-05
2.824e-08
d
yr
n .2301593754319607 1.518e-09 deg/d
Q 3.356496587515621 1.4758e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      23411 days (64.10 yr)  
   first obs. used      1955-10-24  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48381  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:18:42  

Additional Information
 Earth MOID = .936667 au 
 Jupiter MOID = 1.79317 au 
 T_jup = 3.339 
[ 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 14.9   n/a MPO452808  

46641 (1995 EY)          Discovered 1995-Mar-05 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ 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
1936-Oct-01 12:15 00:02 Jupiter 1.98953379316208 1.98953271343201 1.98953487289396 1.37262767832106 1.01618322806892 2428443.010682663 1.51421148486979 253.1931892191 79.733177051521 49.3622966584831 3205686.08816637 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
1950-May-19 23:50 00:01 Jupiter 1.89738167796258 1.89738092133393 1.89738243459069 1.82801632563966 1.56486761654893 2433421.492989391 1.25314100419164 197.516546068785 35.8679688073289 77.2671190879502 1662328.26899489 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
1997-Mar-10 18:28 < 00:01 Jupiter 1.79235839449163 1.79235803135211 1.79235875764306 1.4888616783606 1.12763491204145 2450518.269511835 0.340954627906486 711.183976296725 43.3102859390095 77.1939585931432 5339064.80661578 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
2044-Jan-05 04:30 < 00:01 Jupiter 1.85491284270373 1.85491252353319 1.85491316187542 1.36632062856114 0.976502599476253 2467619.687696829 0.622864522271657 470.948460428151 58.3279626560273 61.6254718281885 5518132.23972163 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
2104-Jun-11 00:26 00:02 Jupiter 1.84483751695318 1.84483662369649 1.84483841020988 1.67563067209827 1.37458200627918 2489691.518256679 1.77607693029786 370.694118740937 48.7199619088587 76.727956125448 1571738.64479596 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
2151-Apr-06 00:57 00:03 Jupiter 1.78174792177487 1.78174757106608 1.781748272487 1.45394986871171 1.07851433530162 2506791.539668893 2.58169572489172 809.864267062462 71.2602004772459 75.683711523955 4389866.10774134 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18
2198-Jan-27 19:37 00:04 Jupiter 1.90279689368886 1.90279487526751 1.90279891210978 1.4155203210443 1.05518040397478 2523890.317106701 3.58650714402269 288.099991541385 94.8662769437876 57.2926091285213 2826618.68233068 T 18 CATAB v2.0f-lin.ifort 2019-Dec-04 03:18:54 2019-Dec-04 03:18

Alternate Designations
 1995 EY = 1991 GH14 = 1998 XS46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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