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65246 (2002 EH146)
Classification: Main-belt Asteroid          SPK-ID: 2065246
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2203700418689772 3.0977e-08  
a 3.137772576121822 2.3637e-08 au
q 2.446301502146528 1.0013e-07 au
i 9.244474511372731 5.3929e-06 deg
node 207.5699715996298 2.311e-05 deg
peri 84.2359040177498 2.6546e-05 deg
M 342.0892748579565 1.1862e-05 deg
tp 2459101.504631806188
(2020-Sep-09.00463181)
6.7197e-05 TDB
period 2030.161657992993
5.56
2.294e-05
6.281e-08
d
yr
n .1773257802316561 2.0037e-09 deg/d
Q 3.829243650097117 2.8845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1020  
   data-arc span      9815 days (26.87 yr)  
   first obs. used      1993-10-10  
   last obs. used      2020-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48061  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:22:55  

Additional Information
 Earth MOID = 1.4522 au 
 Jupiter MOID = 1.50904 au 
 T_jup = 3.154 
[ 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 14.2   n/a MPO474530  
diameter diameter 9.252 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 28.0902 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.068   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

65246 (2002 EH146)          Discovered 2002-Mar-14 by NEAT at Palomar
Reference: 20030614/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
1904-Jul-30 13:59 00:04 Jupiter 1.96235937167193 1.96235612235112 1.96236262100691 4.14789144002938 4.04249104870958 2416692.082584304 4.36678167581303 316.208902000785 24.633249210875 -62.5401733806387 2356045.01679797 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
1978-Sep-19 22:42 00:02 Jupiter 1.63726727147215 1.63726623423063 1.63726830872513 0.958151499695242 n/a 2443771.446166096 1.82332235433757 364.725214011957 41.4337291745989 85.09866515185 5888341.33869564 F 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
1989-Feb-17 01:16 00:01 Jupiter 1.52939379213974 1.52939323151856 1.52939435276083 2.46875149703584 2.23317623785915 2447574.552642187 1.04670806750267 148.455411024667 25.6536971495908 -87.0095315763964 1494303.8519412 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
1999-Aug-12 15:49 < 00:01 Jupiter 1.9401148298395 1.94011417671693 1.94011548296219 4.14508158343482 4.03838258814146 2451403.158806966 0.579591969661075 53.4241492597075 24.0276271557373 -69.6490930899754 2567809.32193188 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2073-Oct-11 11:48 00:03 Jupiter 1.65495078079095 1.65494964327898 1.65495191832487 0.788562720687331 n/a 2478491.991588615 2.56470339871548 410.770654211118 38.2208132731918 84.117948953329 6441862.6672111 F 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2084-Feb-27 18:47 00:03 Jupiter 1.54887599123288 1.54887513769532 1.54887684477783 2.3052016302302 2.05431963044587 2482283.282611388 2.79350450481837 284.654302409275 38.126050606762 85.9765779235243 1089475.31493075 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2094-Aug-20 08:17 00:03 Jupiter 1.92556372742739 1.92556135466416 1.92556610020015 4.13878419942856 4.03110020859828 2486109.845127602 3.19207079607384 252.041120084421 23.69405272594 -65.7115473800498 2357720.01158891 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2168-Nov-06 08:06 00:07 Jupiter 1.66393106464696 1.66392860167983 1.66393352765474 0.780967393840041 n/a 2513215.837317451 6.87556041665104 450.166237683236 39.4453596311825 74.9670379193357 6094419.16738013 F 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2179-Mar-15 14:41 00:07 Jupiter 1.56241728020903 1.56241588859332 1.56241867186781 2.09314489000887 1.81576686543655 2516997.111515520 6.77263415234508 566.575866474208 73.5308605006416 72.5343850252854 808913.978593486 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22
2189-Sep-02 14:52 00:07 Jupiter 1.90424580307902 1.90424108898626 1.90425051722351 4.08246946110871 3.97201991626132 2520821.119548860 6.95195359021635 557.72961306624 23.1792676329581 -68.3990553975957 2327631.27815809 T 29 CATAB v2.0f-lin.ifort 2020-Nov-12 22:22:57 2020-Nov-12 22:22

Alternate Designations
 2002 EH146 = 1997 BM9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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