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15470 (1999 BS)
Classification: Main-belt Asteroid          SPK-ID: 2015470
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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1595340836961724 3.887e-08  
a 2.386916813158953 9.3284e-09 au
q 2.006122226512652 9.335e-08 au
i 2.414874283067728 4.9334e-06 deg
node 179.8232550604686 9.0463e-05 deg
peri 224.4518538540142 9.1537e-05 deg
M 342.1178195113634 1.4538e-05 deg
tp 2459067.407118353021
(2020-Aug-05.90711835)
5.4533e-05 TDB
period 1346.958924969668
3.69
7.8961e-06
2.162e-08
d
yr
n .2672687290802923 1.5668e-09 deg/d
Q 2.767711399805255 1.0817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      15023 days (41.13 yr)  
   first obs. used      1979-09-24  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:59:59  

Additional Information
 Earth MOID = 1.01591 au 
 Jupiter MOID = 2.61863 au 
 T_jup = 3.516 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456293.5 (2013-Jan-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1604620308470725 3.92e-08  
q 2.003859603563412 9.4234e-08 au
tp 2456371.733737427653
(2013-Mar-20.23373743)
4.9971e-05 TDB
node 179.9694610420084 9.0398e-05 deg
peri 224.0993140187363 9.1446e-05 deg
i 2.41516860754794 4.9374e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      882  
   data-arc span      15023 days (41.13 yr)  
   first obs. used      1979-09-24  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56901  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:59:59  

Additional Information
 Jupiter MOID = 2.61863 au 
 T_jup = 3.516 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.536663374673629E-15 -3.681227084264355E-15 -5.332838786431408E-13 9.442874317685438E-16 -1.565202939834167E-13 -5.564055100975875E-16
q -3.681227084264355E-15 8.880024107384028E-15 1.306648398289921E-12 -2.053994996073919E-15 3.794221659275121E-13 1.409621843727854E-15
tp -5.332838786431408E-13 1.306648398289921E-12 2.497070825526503E-9 7.96222116144819E-13 7.005493492110537E-10 3.72199417089866E-13
node 9.442874317685438E-16 -2.053994996073919E-15 7.96222116144819E-13 8.171769952581501E-9 -8.163658312487717E-9 8.674286294021557E-12
peri -1.565202939834167E-13 3.794221659275121E-13 7.005493492110537E-10 -8.163658312487717E-9 8.362338665529946E-9 -8.55859407720208E-12
i -5.564055100975875E-16 1.409621843727854E-15 3.72199417089866E-13 8.674286294021557E-12 -8.55859407720208E-12 2.43779173116891E-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 15.5   n/a MPO435844  
diameter diameter 4.696 km 0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15470 (1999 BS)          Discovered 1999-Jan-16 by Korlevic, K. at Visnjan
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 BS = 1979 SW8 = 1981 EL39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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