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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 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2218122898248505 2.3982e-08  
a 1.073258601525756 1.4903e-09 au
q .8351966535471115 2.5831e-08 au
i 6.275597776603963 7.6589e-06 deg
node 305.9073743879504 1.4447e-05 deg
peri 78.04796852624612 1.7337e-05 deg
M 253.2522838945594 4.866e-06 deg
tp 2459120.923455437896
(2020-Sep-28.42345544)		 5.7195e-06 TDB
period 406.1205760582363
1.11		 8.4588e-07
2.316e-09		 d
yr
n .8864362487961635 1.8463e-09 deg/d
Q 1.311320549504401 1.8208e-09 au

Additional Model Parameters
 Parameter Value Uncertainty (1-sigma) 
A2 [EST] 1.590436774324558E-13 5.279E-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)      134  
   # delay obs. used      2  
   # Doppler obs. used      0  
   data-arc span      6750 days (18.48 yr)  
   first obs. used      2002-01-25  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3764  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-20 06:28:46  

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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