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357439 (2004 BL86)
Classification: Apollo [NEO, PHA]          SPK-ID: 2357439
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 103 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4025295035683628 1.7738e-08  
a 1.502252631958828 9.1369e-09 au
q .8975516257821746 2.7479e-08 au
i 23.78472135395231 1.3425e-06 deg
node 126.6669209807077 2.8171e-07 deg
peri 311.5097991809889 6.6798e-06 deg
M 196.4792286290352 1.2449e-05 deg
tp 2459701.980373976495
(2022-May-02.48037398)
2.601e-05 TDB
period 672.5318973823358
1.84
6.1357e-06
1.68e-08
d
yr
n .535290595734137 4.8836e-09 deg/d
Q 2.106953638135482 1.2815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1068  
   # delay obs. used      9  
   # Doppler obs. used      4  
   data-arc span      6359 days (17.41 yr)  
   first obs. used      2004-01-30  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-28 06:24:51  

Additional Information
 Earth MOID = .00831069 au 
 Jupiter MOID = 3.23586 au 
 T_jup = 4.364 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457417.5 (2016-Jan-30.0) TDB
Reference: JPL 103 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4025140706728602 1.7758e-08  
q .8975677686529646 2.751e-08 au
tp 2457684.244049178617
(2016-Oct-22.74404918)
8.2328e-06 TDB
node 126.7093651199698 2.8421e-07 deg
peri 311.4408327386768 6.6856e-06 deg
i 23.77594309810629 1.3423e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1068  
   # delay obs. used      9  
   # Doppler obs. used      4  
   data-arc span      6359 days (17.41 yr)  
   first obs. used      2004-01-30  
   last obs. used      2021-06-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .33916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jun-28 06:24:51  

Additional Information
 Jupiter MOID = 3.23586 au 
 T_jup = 4.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.153447760887866E-16 -4.787886220682756E-16 -7.420429875229711E-14 2.347146094705406E-15 -1.157832756372461E-13 -1.862077224030903E-14
q -4.787886220682756E-16 7.56781608887754E-16 1.514089111511717E-13 -4.075566243379772E-15 1.838590683541998E-13 2.8819847309807E-14
tp -7.420429875229711E-14 1.514089111511717E-13 6.777819063388947E-11 -1.211941902078179E-12 3.772209775478429E-11 5.11999130133208E-12
node 2.347146094705406E-15 -4.075566243379772E-15 -1.211941902078179E-12 8.077563410189007E-14 -9.974647185550043E-13 -1.191314764806537E-13
peri -1.157832756372461E-13 1.838590683541998E-13 3.772209775478429E-11 -9.974647185550043E-13 4.469722831277987E-11 7.014643396190297E-12
i -1.862077224030903E-14 2.8819847309807E-14 5.11999130133208E-12 -1.191314764806537E-13 7.014643396190297E-12 1.801643468402184E-12

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 19.3   n/a MPO476672  
rotation period rot_per 2.6205 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Birlan, M.; Popescu, M.; Nedelcu, D.A.; Turcu, V.; et al. (2015) Astron. Astrophys. 581, A3.]
[Pollock, J.; Pravec, P.; Oey, J.; et al. (2015). CBET 4063.]
[Reddy, V.; Gary, B.L.; Sanchez, J.A.; Takir, D.; et al. (2015) Astrophys. J. 811, A65.]
[Hasegawa, S.; Kuroda, D.; Kitazato, K.; Kasuga, T.; et al. (2018) Pub. Astron. Soc. Japan 70, A114.]

357439 (2004 BL86)          Discovered 2004-Jan-30 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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