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215030 (2009 BF170)
Classification: Main-belt Asteroid          SPK-ID: 2215030
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445197124003316 8.0993e-08  
a 3.114463210502246 3.9814e-08 au
q 2.664361883039048 2.6336e-07 au
i 4.295876147904229 8.4869e-06 deg
node 308.0474775195738 8.3047e-05 deg
peri 44.17395265735141 8.6973e-05 deg
M 159.4265060118977 2.5584e-05 deg
tp 2458111.439609311058
(2017-Dec-23.93960931)
0.00013449 TDB
period 2007.581729377759
5.50
3.8497e-05
1.054e-07
d
yr
n .1793202213050527 3.4386e-09 deg/d
Q 3.564564537965443 4.5568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2002-12-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55352  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:18:03  

Additional Information
 Earth MOID = 1.66082 au 
 Jupiter MOID = 1.87735 au 
 T_jup = 3.197 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457331.5 (2015-Nov-05.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1431631044290237 8.0808e-08  
q 2.668758456383753 2.6181e-07 au
tp 2458111.668051353791
(2017-Dec-24.16805135)
0.00013615 TDB
node 308.0853591073391 8.305e-05 deg
peri 44.21031724427233 8.7084e-05 deg
i 4.295182173168461 8.486e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      6266 days (17.16 yr)  
   first obs. used      2002-12-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55352  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:18:03  

Additional Information
 Jupiter MOID = 1.87735 au 
 T_jup = 3.197 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.530007388772141E-15 -2.099086406004337E-14 -4.629465859358983E-12 4.211911231150061E-14 -1.033313193001695E-12 -6.109571434609197E-15
q -2.099086406004337E-14 6.854355633396745E-14 1.631531690464465E-11 -1.465413123263591E-13 3.502386521968779E-12 2.026696263166002E-14
tp -4.629465859358983E-12 1.631531690464465E-11 1.853639642121363E-8 -8.066984336114744E-11 3.57460574603844E-9 7.825380119465832E-13
node 4.211911231150061E-14 -1.465413123263591E-13 -8.066984336114744E-11 6.897274148003228E-9 -6.892813667850884E-9 1.794754836128147E-10
peri -1.033313193001695E-12 3.502386521968779E-12 3.57460574603844E-9 -6.892813667850884E-9 7.583561647096596E-9 -1.787737144484833E-10
i -6.109571434609197E-15 2.026696263166002E-14 7.825380119465832E-13 1.794754836128147E-10 -1.787737144484833E-10 7.201158389072527E-11

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 16.1   n/a MPO245435  

215030 (2009 BF170)          Discovered 2009-Jan-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2009 BF170 = 2006 QX127 = 2007 WT34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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