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79470 (1998 AE4)
Classification: Main-belt Asteroid          SPK-ID: 2079470
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1183909336100471 5.1751e-08  
a 3.011223556015974 2.0796e-08 au
q 2.654721987910677 1.5611e-07 au
i 2.005736901227838 4.8347e-06 deg
node 321.2186720416206 0.0001549 deg
peri 264.6994741562074 0.00015634 deg
M 4.419967976129596 2.0146e-05 deg
tp 2458977.066910698874
(2020-May-07.56691070)
0.00010684 TDB
period 1908.591237304021
5.23
1.9771e-05
5.413e-08
d
yr
n .1886207968284072 1.954e-09 deg/d
Q 3.367725124121271 2.3258e-08 au
  Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      8156 days (22.33 yr)  
   first obs. used      1997-12-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56095  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:40:41  

Additional Information
 Earth MOID = 1.64628 au 
 Jupiter MOID = 1.62717 au 
 T_jup = 3.238 
[ 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 15.4   n/a MPO432344  
diameter diameter 3.226 km 0.817 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.098   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79470 (1998 AE4)          Discovered 1998-Jan-02 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ 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
1928-Nov-14 19:20 00:03 Jupiter 1.60822660497488 1.60822604202148 1.60822716792745 1.56047065673876 1.17546013212377 2425565.305410253 2.84745913850469 130.375495468483 100.696717481861 63.9526512101076 1599421.40826744 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
1975-May-01 10:07 00:01 Jupiter 1.69077413815048 1.69077357509458 1.69077470120754 2.00310596974873 1.73507895275175 2442533.921464696 1.32178795913056 113.454077933791 24.8073299825081 85.2432821863126 2160068.55706181 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2012-Nov-13 00:00 < 00:01 Jupiter 1.73525197505532 1.73525143765178 1.73525251245847 2.00065464048508 1.73964534931308 2456244.499712226 0.267316287845848 53.5643533089434 23.5754028550952 -85.0338750124893 1785400.95905906 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2021-Oct-15 20:53 < 00:01 Jupiter 1.94843140423714 1.948430838458 1.94843197001628 3.20128102060054 3.06247608090158 2459503.369933887 0.363326579571494 57.5101529089721 19.7737353936378 -84.716394138228 2615080.44241083 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2059-Apr-26 15:31 00:02 Jupiter 1.60777291603227 1.6077724241535 1.60777340791057 1.56214687731224 1.17755826831124 2473210.146573496 1.50427235353354 130.359892761352 95.7238748469288 59.7672646342031 1692844.09422461 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2096-Nov-04 19:14 00:03 Jupiter 1.97999146189318 1.97998981231477 1.97999311147081 2.94590079291551 2.79691785604865 2486917.301663119 2.62757976533911 58.4872503300097 48.7645022789751 35.6527151407787 957976.749603339 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2105-Oct-08 15:58 00:03 Jupiter 1.72485335615631 1.72485193103174 1.72485478128823 2.13910526777103 1.89568793932553 2490176.165294802 3.09539263752188 223.93896644849 16.0560133523893 87.4961684496553 2096747.63665774 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2143-Apr-24 07:43 00:04 Jupiter 1.70976758835811 1.70976586660532 1.70976931010857 1.90880371037531 1.62871953760902 2503887.821780675 4.30296249529251 115.061755863685 35.4265963164963 -68.3407077793936 1106595.08178775 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2152-Mar-29 05:31 00:04 Jupiter 1.9897076099717 1.9897049174983 1.98971030244622 3.40230454648581 3.27479346221617 2507149.729766971 4.29565282946673 162.643692825045 35.0228925666981 -52.3167456105359 1375473.6735322 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41
2189-Oct-06 16:06 00:06 Jupiter 1.60940944224387 1.60940885644246 1.60941002804666 1.57842459527689 1.19951499546 2520855.171169543 5.78915916663491 207.52685975939 89.0522840794571 60.9108147485752 1663838.16405539 T 17 CATAB v2.0f-lin.ifort 2020-May-20 14:40:58 2020-May-20 14:41

Alternate Designations
 1998 AE4 = 2000 QJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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