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345722 (2007 BG29)
Classification: Aten [NEO]          SPK-ID: 2345722
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 66 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3347439779453927 1.5457e-07  
a .8325278390976678 5.1376e-09 au
q .5538441584878326 1.2657e-07 au
i 18.506664222901 2.0435e-05 deg
node 60.97666172206836 4.4812e-05 deg
peri 245.114454140078 4.4553e-05 deg
M 66.29773356010274 4.9459e-05 deg
tp 2458949.403311459837
(2020-Apr-09.90331146)
3.784e-05 TDB
period 277.4575673508156
0.76
2.5683e-06
7.032e-09
d
yr
n 1.297495697945114 1.2011e-08 deg/d
Q 1.111211519707503 6.8574e-09 au
  Orbit Determination Parameters
   # obs. used (total)      237  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      4637 days (12.70 yr)  
   first obs. used      2007-01-21  
   last obs. used      2019-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .37671  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-03 06:14:26  

Additional Information
 Earth MOID = .0870758 au 
 Jupiter MOID = 4.11727 au 
 T_jup = 6.965 
[ 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 18.2   n/a MPO368378  
diameter diameter 0.653 km 0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.258   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

345722 (2007 BG29)          Discovered 2007-Jan-21 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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