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(2018 BT6)
Classification: Apollo [NEO, PHA]          SPK-ID: 3798985
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8275170910796581 6.991e-05  
a 2.251302761654983 0.00071056 au
q .3883112491906505 3.4836e-05 au
i 3.004910248055186 0.00037562 deg
node 307.1844998743323 0.00038867 deg
peri 71.97358223975758 0.00094472 deg
M 262.1442522038196 0.12504 deg
tp 2459335.876881663203
(2021-May-01.37688166)
0.58734 TDB
period 1233.812832846859
3.38
0.58413
0.001599
d
yr
n .2917784532758894 0.00013814 deg/d
Q 4.114294274119315 0.0012986 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      41 days  
   first obs. used      2018-01-27  
   last obs. used      2018-03-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .49043  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-17 07:26:37  

Additional Information
 Earth MOID = .00151289 au 
 Jupiter MOID = 1.38997 au 
 T_jup = 3.049 
[ 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 21.3   n/a MPO435617  
rotation period rot_per 16.89 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.
Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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