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(2002 BF25)
Classification: Apollo [NEO]          SPK-ID: 3102784
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .221812290118407 2.3993e-08  
a 1.07325860050587 2.0618e-09 au
q .8351966524383863 2.5891e-08 au
i 6.275597172154574 7.7009e-06 deg
node 305.9073781881278 1.5311e-05 deg
peri 78.04796258758606 1.9048e-05 deg
M 253.2522872209898 6.6476e-06 deg
tp 2459120.923451513655
(2020-Sep-28.42345151)
7.8307e-06 TDB
period 406.1205754793496
1.11
1.1703e-06
3.204e-09
d
yr
n .8864362500596952 2.5544e-09 deg/d
Q 1.311320548573353 2.5192e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 1.563104221229875E-13 6.441E-15
ALN [SET] 1. n/a
NK [SET] 0. n/a
NM [SET] 2. n/a
R0 [SET] 1. n/a
  Orbit Determination Parameters
   # obs. used (total)      125  
   # delay obs. used      2  
   # Doppler obs. used      0  
   data-arc span      6745 days (18.47 yr)  
   first obs. used      2002-01-25  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38221  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-15 06:44:55  

Additional Information
 Earth MOID = .0185888 au 
 Jupiter MOID = 4.1043 au 
 T_jup = 5.729 
 Nongravitational accels. using nonstandard g(r) = (1 au/ r)^2 
[ 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 22.2   n/a MPO264922  
diameter diameter 0.152 km 0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  
geometric albedo albedo 0.100   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  

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