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JPL Small-Body Database Browser
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(2020 BL8)
Classification: Apollo [NEO]          SPK-ID: 3989190
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2433871456432449 1.5322e-05  
a 1.316479396877124 2.7383e-05 au
q .9960652341730598 5.4717e-07 au
i 1.350116496110938 8.6683e-05 deg
node 282.5344425545811 0.000363 deg
peri 213.2201804331357 0.000288 deg
M 75.18710867040782 0.0024109 deg
tp 2458885.271366800167
(2020-Feb-05.77136680)
0.0001018 TDB
period 551.721015550457
1.51
0.017214
4.713e-05
d
yr
n .6525036927238032 2.0359e-05 deg/d
Q 1.636893559581187 3.4048e-05 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      53 days  
   first obs. used      2020-01-24  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .46642  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-21 06:54:06  

Additional Information
 Earth MOID = .0159705 au 
 Jupiter MOID = 3.39221 au 
 T_jup = 4.928 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458878.5 (2020-Jan-30.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2441548093979587 1.5236e-05  
q .9957174959057598 5.9002e-07 au
tp 2458884.940212165869
(2020-Feb-05.44021217)
0.00016133 TDB
node 285.7542759922577 0.00026377 deg
peri 209.5991317611575 0.00041252 deg
i 1.445239850533837 7.4639e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      53 days  
   first obs. used      2020-01-24  
   last obs. used      2020-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      5  
   norm. resid. RMS      .46642  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-21 06:54:06  

Additional Information
 Jupiter MOID = 3.39221 au 
 T_jup = 4.928 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.321397994953716E-10 8.986644529434667E-12 2.435895937181387E-9 -3.827902560335814E-9 6.134419302748561E-9 1.135057992427818E-9
q 8.986644529434667E-12 3.48122482298624E-13 9.423932435700221E-11 -1.48337547439097E-10 2.375465831307581E-10 4.39531019055404E-11
tp 2.435895937181387E-9 9.423932435700221E-11 2.60272669658426E-8 -4.068941279261907E-8 6.53944859193523E-8 1.189352684023247E-8
node -3.827902560335814E-9 -1.48337547439097E-10 -4.068941279261907E-8 6.957485582416573E-8 -1.08145830470063E-7 -1.838455539598269E-8
peri 6.134419302748561E-9 2.375465831307581E-10 6.53944859193523E-8 -1.08145830470063E-7 1.701762054399367E-7 2.964368699301074E-8
i 1.135057992427818E-9 4.39531019055404E-11 1.189352684023247E-8 -1.838455539598269E-8 2.964368699301074E-8 5.570965248058616E-9

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 25.689   .34664 12 autocmod 2.8

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