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JPL Small-Body Database Browser
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172718 (2004 BD85)
Classification: Amor [NEO]          SPK-ID: 2172718
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2044406678324919 5.4024e-07  
a 1.609889293793084 5.9783e-08 au
q 1.280762451433647 8.2975e-07 au
i 19.5739940735683 1.5777e-05 deg
node 267.3971558295483 2.7193e-05 deg
peri 284.3671045115142 0.00021698 deg
M 308.2956713391453 0.00029883 deg
tp 2459107.656087441073
(2020-Sep-15.15608744)
0.00062515 TDB
period 746.0921063654068
2.04
4.1559e-05
1.138e-07
d
yr
n .4825141519774853 2.6877e-08 deg/d
Q 1.939016136152521 7.2005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      6544 days (17.92 yr)  
   first obs. used      2001-12-15  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .59497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-15 07:23:52  

Additional Information
 Earth MOID = .389958 au 
 Jupiter MOID = 3.19377 au 
 T_jup = 4.258 
[ 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 18.6   n/a MPO433109  

172718 (2004 BD85)          Discovered 2004-Jan-28 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

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