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JPL Small-Body Database Browser
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230549 (2003 BH)
Classification: Apollo [NEO, PHA]          SPK-ID: 2230549
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .356117741644945 4.9417e-08  
a 1.456359376391256 2.4882e-09 au
q .9377239642473616 7.2999e-08 au
i 13.11454956205363 9.3206e-06 deg
node 119.774886247384 1.301e-05 deg
peri 313.416620055165 1.5902e-05 deg
M 341.3749082717716 8.8346e-06 deg
tp 2459033.712164535780
(2020-Jul-03.21216454)
1.5808e-05 TDB
period 641.9500857952618
1.76
1.6452e-06
4.504e-09
d
yr
n .5607912639407535 1.4372e-09 deg/d
Q 1.974994788535151 3.3743e-09 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      5954 days (16.30 yr)  
   first obs. used      2003-01-18  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57203  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-12 08:44:39  

Additional Information
 Earth MOID = .0283955 au 
 Jupiter MOID = 3.32892 au 
 T_jup = 4.536 
[ show covariance matrix ]

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 20.5   n/a MPO470459  
diameter diameter 0.217 km 0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  
geometric albedo albedo 0.216   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2014ApJ...784..110M)  

230549 (2003 BH)          Discovered 2003-Jan-18 by NEAT at Haleakala
Reference: 20100130/Numbers.arcLast Updated: 2010-02-01

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