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JPL Small-Body Database Browser
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15070 (1999 BK8)
Classification: Main-belt Asteroid          SPK-ID: 2015070
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796027108007615 3.1645e-08  
a 2.247330134686115 7.3534e-09 au
q 1.843703550432248 7.1963e-08 au
i 5.560013281840321 3.4286e-06 deg
node 58.03025613260522 4.349e-05 deg
peri 322.5999146575597 4.5003e-05 deg
M 208.0722756973907 1.3136e-05 deg
tp 2459519.817875519629
(2021-Nov-01.31787552)
4.6176e-05 TDB
period 1230.548512756572
3.37
6.0397e-06
1.654e-08
d
yr
n .2925524644238186 1.4359e-09 deg/d
Q 2.650956718939982 8.6741e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1878  
   data-arc span      16513 days (45.21 yr)  
   first obs. used      1974-11-18  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:10:30  

Additional Information
 Earth MOID = .850498 au 
 Jupiter MOID = 2.80793 au 
 T_jup = 3.602 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO350923  
diameter diameter 3.723 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.295   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15070 (1999 BK8)          Discovered 1999-Jan-20 by Shimizu, Y., Urata, T. at Nachi-Katsuura
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 BK8 = 1974 WZ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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