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393131 (2013 BL47)
Classification: Main-belt Asteroid          SPK-ID: 2393131
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0830171601365863 6.2109e-08  
a 3.087878300794022 5.2017e-08 au
q 2.831531413414714 2.118e-07 au
i 4.900616924183238 7.353e-06 deg
node 93.06097786080811 7.9371e-05 deg
peri 203.7765841973908 0.00010036 deg
M 311.6682872215454 5.8505e-05 deg
tp 2459266.583764033291
(2021-Feb-21.08376403)
0.00031861 TDB
period 1981.931728574829
5.43
5.0081e-05
1.371e-07
d
yr
n .181640969166415 4.5898e-09 deg/d
Q 3.34422518817333 5.6336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6314 days (17.29 yr)  
   first obs. used      2003-04-01  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66742  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:19:43  

Additional Information
 Earth MOID = 1.81645 au 
 Jupiter MOID = 1.8109 au 
 T_jup = 3.215 
[ 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 16.2   n/a MPO472036  

393131 (2013 BL47)          Discovered 2009-Apr-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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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
1931-Jul-10 10:01 00:06 Jupiter 1.96443003937561 1.96442808960221 1.96443198915794 3.01382979445835 2.86719557517338 2426532.917116989 6.32649319646378 248.966729650582 23.8983833250928 -71.3118628722451 2267854.89014005 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
1941-Jun-03 15:10 00:06 Jupiter 1.80586091545895 1.80586014912028 1.80586168179731 2.84070377296328 2.67048988973102 2430149.132085097 5.73311654436595 116.407781039964 25.0842504318492 88.7986850178351 1652311.39832518 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2001-Aug-22 09:39 00:01 Jupiter 1.82994419097415 1.82994341771331 1.82994496423488 2.78352820072927 2.61195201808559 2452143.902193258 1.09770182753919 66.4258986991972 22.0905298528487 -78.6551262307024 1745017.9235032 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2011-Jul-13 03:43 < 00:01 Jupiter 1.90012690307677 1.90012601640557 1.90012778974775 3.35300600596149 3.21731350274292 2455755.654562217 0.499471703104892 75.1192840270708 32.5830866687081 87.3972233662907 1630359.58859732 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2061-Nov-06 15:43 00:04 Jupiter 1.93200736309503 1.93200615883521 1.93200856735728 2.91987587510268 2.76565427434958 2474135.155059106 3.50956292475538 148.411503805362 22.5436609537994 -73.8601312637221 2091357.66613773 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2071-Oct-01 14:43 00:04 Jupiter 1.82277330759185 1.82277208848216 1.82277452670331 2.94559006529417 2.78336541634919 2477751.113182920 4.34667505764695 150.493981164021 23.4405764505101 -78.8643303639973 1399892.29461768 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2131-Dec-22 14:30 00:09 Jupiter 1.82354233154643 1.82354146252487 1.82354320056923 2.79850323546364 2.62728652874216 2499747.103918330 8.9452544313829 135.802674302551 21.3317966631774 -75.4063412239156 1702404.71868662 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2141-Nov-13 17:11 00:10 Jupiter 1.93742603072143 1.93742286459291 1.9374291968962 3.55399572399546 3.4287762250732 2503361.215644826 9.49570493962396 521.873296047257 30.3386168661603 -76.7253214279247 1894104.09375261 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
2192-Mar-10 16:32 00:13 Jupiter 1.90699567711118 1.90699229876971 1.9069990554893 2.856615514471 2.69664983447564 2521741.188646927 13.4051986089706 470.871377499092 22.9349913646516 -72.2761240325421 2024896.18122919 T 9 CATAB v2.0f-lin.ifort 2020-Nov-12 16:19:44 2020-Nov-12 16:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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