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70027 (1999 BQ15)
Classification: Outer Main-belt Asteroid          SPK-ID: 2070027
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .187130179769554 3.7826e-08  
a 3.240395530711887 2.6856e-08 au
q 2.634019732525312 1.3542e-07 au
i 24.7507111629552 8.1687e-06 deg
node 359.7283996370558 8.0254e-06 deg
peri 70.04605477766079 2.311e-05 deg
M 320.1761977943805 1.9994e-05 deg
tp 2459436.187030763663
(2021-Aug-09.68703076)
0.00011878 TDB
period 2130.568312810326
5.83
2.6487e-05
7.252e-08
d
yr
n .1689690012920272 2.1006e-09 deg/d
Q 3.846771328898463 3.1882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1614  
   data-arc span      12904 days (35.33 yr)  
   first obs. used      1985-09-17  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44021  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 06:39:37  

Additional Information
 Earth MOID = 1.74998 au 
 Jupiter MOID = 1.92201 au 
 T_jup = 3.014 
[ 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 12.84   n/a E2021B10  
diameter diameter 18.198 km 0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.067   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

70027 (1999 BQ15)          Discovered 1999-Jan-18 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 BQ15 = 1985 SF7 = 1985 TB2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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