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JPL Small-Body Database Browser
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(2020 BK13)
Classification: Apollo [NEO]          SPK-ID: 3989296
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 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3542405472126048 0.00061387  
a 1.229077281015187 0.00078468 au
q .7936882724217867 0.0002505 au
i 3.890141896773719 0.0064139 deg
node 306.9643938099716 0.00069202 deg
peri 105.6719043066474 0.0067626 deg
M 128.6126723189414 0.14121 deg
tp 2458822.693155496832
(2019-Dec-05.19315550)
0.025028 TDB
period 497.699510219363
1.36
0.47662
0.001305
d
yr
n .7233280174242659 0.0006927 deg/d
Q 1.664466289608588 0.0010627 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      1 day  
   first obs. used      2020-01-29  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .49461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 16:42:20  

Additional Information
 Earth MOID = .000778168 au 
 Jupiter MOID = 3.70708 au 
 T_jup = 5.140 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458877.5 (2020-Jan-29.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .356049983344599 0.00060833  
q .793497715858527 0.00024937 au
tp 2458822.850601200903
(2019-Dec-05.35060120)
0.024289 TDB
node 306.9859768775354 0.00060325 deg
peri 105.7908575974606 0.0068938 deg
i 3.909011396254372 0.006347 deg
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      1 day  
   first obs. used      2020-01-29  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .49461  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 16:42:20  

Additional Information
 Jupiter MOID = 3.70708 au 
 T_jup = 5.140 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.700673201872299E-7 -1.505667391839687E-7 1.459912334086285E-5 2.714735189536763E-7 -9.28775518788131E-7 3.860651423221291E-6
q -1.505667391839687E-7 6.218556630891683E-8 -5.825921674046768E-6 -9.824015113787358E-8 5.823972050624339E-7 -1.570807336517476E-6
tp 1.459912334086285E-5 -5.825921674046768E-6 .000589957609844835 1.221366973992743E-5 -1.146673047609974E-5 .0001522962638330179
node 2.714735189536763E-7 -9.824015113787358E-8 1.221366973992743E-5 3.639100293210227E-7 2.014336277038972E-6 2.836270037740789E-6
peri -9.28775518788131E-7 5.823972050624339E-7 -1.146673047609974E-5 2.014336277038972E-6 4.752513563766013E-5 -9.705181636214396E-6
i 3.860651423221291E-6 -1.570807336517476E-6 .0001522962638330179 2.836270037740789E-6 -9.705181636214396E-6 4.028467098815611E-5

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 28.456   .27061 1 autocmod 2.8

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