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382018 (2011 BT53)
Classification: Main-belt Asteroid          SPK-ID: 2382018
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1227392939715514 5.4449e-08  
a 2.326194161161698 2.1402e-08 au
q 2.040678732179966 1.2738e-07 au
i 2.133252901087856 6.928e-06 deg
node 109.9325639193302 0.00018752 deg
peri 48.0267743309612 0.00019201 deg
M 206.9184061221242 3.6791e-05 deg
tp 2459551.545986356383
(2021-Dec-03.04598636)
0.00013383 TDB
period 1295.887703171925
3.55
1.7884e-05
4.896e-08
d
yr
n .2778018489710438 3.8338e-09 deg/d
Q 2.61170959014343 2.4029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      5089 days (13.93 yr)  
   first obs. used      2004-02-17  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58031  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:33:44  

Additional Information
 Earth MOID = 1.05062 au 
 Jupiter MOID = 2.36863 au 
 T_jup = 3.563 
[ 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 18.2   n/a MPO437564  

382018 (2011 BT53)          Discovered 2006-Nov-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

[ 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
2022-Dec-09 08:13 00:02 Thisb 0.0461624895084993 0.0461586478292455 0.0461663331773211 4.96020880978931 4.960208780012 2459922.842610465 1.893125651672 562.107008609282 81.9132907587825 71.8605996890277 80177.662878242 T 9 CATAB v2.0e-lin.ifort 2018-Feb-06 09:33:46 2018-Dec-18 02:27

Alternate Designations
 2011 BT53 = 2009 SE94 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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