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JPL Small-Body Database Browser
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324996 (2008 BW15)
Classification: Main-belt Asteroid          SPK-ID: 2324996
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .204965729655274 5.959e-08  
a 2.45790320328097 2.8793e-08 au
q 1.954117279798451 1.4607e-07 au
i 6.875918836208858 7.9153e-06 deg
node 304.9822817772213 7.9861e-05 deg
peri 171.6470767434985 8.9718e-05 deg
M 338.3641454198603 4.4515e-05 deg
tp 2458685.089633489280
(2019-Jul-20.58963349)
0.0001752 TDB
period 1407.490882476813
3.85
2.4732e-05
6.771e-08
d
yr
n .2557743033947722 4.4943e-09 deg/d
Q 2.96168912676349 3.4694e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      5518 days (15.11 yr)  
   first obs. used      2003-12-17  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:10:50  

Additional Information
 Earth MOID = .970932 au 
 Jupiter MOID = 2.1417 au 
 T_jup = 3.453 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457232.5 (2015-Jul-29.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2049054280579789 6.0067e-08  
q 1.953922554040897 1.4718e-07 au
tp 2457278.863489939102
(2015-Sep-13.36348994)
0.00015636 TDB
node 305.024256796262 7.9802e-05 deg
peri 171.8741361088604 8.9632e-05 deg
i 6.878692758877429 7.9202e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      5518 days (15.11 yr)  
   first obs. used      2003-12-17  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57125  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:10:50  

Additional Information
 Jupiter MOID = 2.1417 au 
 T_jup = 3.453 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.608062274100671E-15 -8.73776405447274E-15 4.039318749812335E-12 1.508311287710663E-13 9.699915992670466E-13 -8.591203581655291E-17
q -8.73776405447274E-15 2.166247143301058E-14 -7.428231086605386E-12 -3.021271352796508E-13 -1.733967670172643E-12 3.339030641825452E-15
tp 4.039318749812335E-12 -7.428231086605386E-12 2.444793020061629E-8 6.68695903985527E-10 6.530460778718143E-9 1.546001968720731E-11
node 1.508311287710663E-13 -3.021271352796508E-13 6.68695903985527E-10 6.368380743824826E-9 -6.126555990896527E-9 3.786446346938636E-10
peri 9.699915992670466E-13 -1.733967670172643E-12 6.530460778718143E-9 -6.126555990896527E-9 8.033847106648524E-9 -3.713820959441875E-10
i -8.591203581655291E-17 3.339030641825452E-15 1.546001968720731E-11 3.786446346938636E-10 -3.713820959441875E-10 6.272926377509299E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.7   n/a MPO413307  

324996 (2008 BW15)          Discovered 2008-Jan-28 by LUSS at Lulin
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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