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JPL Small-Body Database Browser
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382021 (2011 BN70)
Classification: Main-belt Asteroid          SPK-ID: 2382021
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05286358583398851 7.5613e-08  
a 2.416368121953826 2.104e-08 au
q 2.288630238332406 1.7288e-07 au
i 5.277598904867185 6.5659e-06 deg
node 151.3192262981809 6.3183e-05 deg
peri 357.6538163653647 8.9399e-05 deg
M 68.44685951010801 6.6549e-05 deg
tp 2458339.648043100332
(2018-Aug-09.14804310)		 0.00025191 TDB
period 1371.965129678631
3.76		 1.792e-05
4.906e-08		 d
yr
n .2623973395623592 3.4272e-09 deg/d
Q 2.544106005575245 2.2153e-08 au
   Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      8477 days (23.21 yr)  
   first obs. used      1996-03-12  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58596  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:15  

Additional Information
 Earth MOID = 1.30003 au 
 Jupiter MOID = 2.43767 au 
 T_jup = 3.509 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457149.5 (2015-May-07.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05332678856608605 7.5343e-08  
q 2.287019345134517 1.7233e-07 au
tp 2456965.390361157869
(2014-Nov-03.89036116)		 0.00024295 TDB
node 151.3346725926641 6.3177e-05 deg
peri 356.9442342810579 8.932e-05 deg
i 5.278099027896077 6.567e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      8477 days (23.21 yr)  
   first obs. used      1996-03-12  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58596  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:59:15  

Additional Information
 Jupiter MOID = 2.43767 au 
 T_jup = 3.509 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.676580611922936E-15 -1.292027777167972E-14 8.2278205317185E-12 5.044635424524761E-14 1.968705541643087E-12 -4.004358957332922E-15
q -1.292027777167972E-14 2.969685314090338E-14 -1.768057130473027E-11 -1.120908696314642E-13 -4.198214494541596E-12 9.306100832799611E-15
tp 8.2278205317185E-12 -1.768057130473027E-11 5.90255203224512E-8 1.238303199900021E-10 1.535980397432437E-8 -1.876270559485568E-11
node 5.044635424524761E-14 -1.120908696314642E-13 1.238303199900021E-10 3.991340013264416E-9 -3.942244606189798E-9 8.178982464440179E-11
peri 1.968705541643087E-12 -4.198214494541596E-12 1.535980397432437E-8 -3.942244606189798E-9 7.978114153378195E-9 -8.638407814962077E-11
i -4.004358957332922E-15 9.306100832799611E-15 -1.876270559485568E-11 8.178982464440179E-11 -8.638407814962077E-11 4.312512918042649E-11

[ 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 17.3   n/a MPO434366  

382021 (2011 BN70)          Discovered 1996-Mar-12 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ show close-approach data ]
Alternate Designations
 2011 BN70 = 1996 EN9 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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