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(2015 ET)
Classification: Apollo [NEO]          SPK-ID: 3712984
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5793764979800774 0.00010631  
a 2.032794941475878 0.00044355 au
q .8550413271719672 2.9537e-05 au
i .5989239576026436 8.8362e-05 deg
node 353.9154977536326 0.0041225 deg
peri 124.4940325755596 0.0050297 deg
M 300.5398386701373 0.23501 deg
tp 2459175.348683341016
(2020-Nov-21.84868334)
0.74831 TDB
period 1058.616804847998
2.90
0.34648
0.0009486
d
yr
n .3400663945172216 0.0001113 deg/d
Q 3.210548555779788 0.00070054 au
  Orbit Determination Parameters
   # obs. used (total)      99  
   data-arc span      14 days  
   first obs. used      2015-03-11  
   last obs. used      2015-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .37362  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:35:13  

Additional Information
 Earth MOID = .000696093 au 
 Jupiter MOID = 1.90915 au 
 T_jup = 3.579 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.7   n/a MPO339520  
rotation period rot_per 4. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 [Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]

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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
1944-Apr-03 08:31 3_05:11 Earth 0.371803251926331 0.3037037242371 0.439902473322719 22.8735767483799 22.8732634428456 2431183.855104850 4631.13565492188 3395798.78002251 2.55876660563917 0.04923717821641 14413.1031985502 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
1947-Mar-20 05:24 2_08:43 Earth 0.133040521583305 0.093727509988452 0.172352609428351 15.6589964014697 15.6577173670534 2432264.725112792 3403.02687941104 1960279.95365348 3.34092180596529 -0.084145517840482 5767.15305754007 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
1979-Jun-01 08:34 9_06:23 Mars 0.0823522088354157 0.0147567981313076 0.261739231368564 17.9060261120049 17.9058319634888 2444025.856973241 13342.6799665867 8991022.12344027 72.316293045528 -10.3241925677794 30314.4110498889 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2012-Apr-01 11:41 23:49 Earth 0.296604778072099 0.275838004371695 0.317371507660899 21.1122368673966 21.1118113627172 2456018.987128115 1428.5268603842 1035538.23326237 3.71997930508776 0.035561491826246 4887.21129382392 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2015-Mar-10 16:42 < 00:01 Earth 0.000835410693450725 0.000834918665380089 0.000835902700142824 12.3771149441665 12.116687886159 2457092.195961586 0.128866677673684 23.5908316284363 0.920947821163965 1.08889729641716 3489.34597018915 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2015-Mar-10 23:53 < 00:01 Moon 0.00145854692489621 0.00145849895537015 0.0014585950093589 12.8328901145147 12.831139044461 2457092.495058456 0.265650101309831 24.8699127752852 1.35246202950648 85.4601885081208 139896.834577385 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2017-Nov-19 07:33 1_10:11 Earth 0.125049949724655 0.104463740769258 0.145669631527705 15.9281301831771 15.9267924106378 2458076.814462915 2051.24821805942 1032439.39277226 26.0447960135344 -5.61502046349013 65574.3363137906 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2026-Jun-12 14:40 3_08:29 Mars 0.0454492108713356 0.0272858392013821 0.102978886648407 15.8914812346483 15.891084846303 2461204.111081187 4829.07242110792 3139139.09761129 18.7903889419434 36.8966687232655 218227.990497107 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2032-Jun-29 02:27 8_09:40 Venus 0.14603422322041 0.104740100640684 0.190229541870804 5.96068454724034 5.95818932592156 2463412.601982902 12099.5502686102 2366933.71473711 24.777671307109 -24.6492025154971 247203.146341486 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
2046-Nov-26 22:59 1_23:57 Earth 0.045477590035758 0.0339171567278431 0.0572051476179461 13.3457729330259 13.3413821433862 2468676.457383930 2876.68790050702 596711.227703236 26.4125618346218 -12.8935757419199 55293.8753120835 T 15 CATAB v2.0e-lin.ifort 2017-Nov-30 04:15:40 2018-Dec-11 16:35
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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