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215709 (2004 BV21)
Classification: Main-belt Asteroid          SPK-ID: 2215709
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03240308029710738 4.4769e-08  
a 2.529242279795313 2.0319e-08 au
q 2.447287039112267 1.1578e-07 au
i 5.008868893683901 5.795e-06 deg
node 87.03489924446549 5.433e-05 deg
peri 67.94230318335219 0.00010412 deg
M 346.5129895670349 8.8234e-05 deg
tp 2459055.542388218258
(2020-Jul-25.04238822)
0.00036018 TDB
period 1469.210679198435
4.02
1.7705e-05
4.847e-08
d
yr
n .2450295285060186 2.9528e-09 deg/d
Q 2.61119752047836 2.0978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49206  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:19  

Additional Information
 Earth MOID = 1.46233 au 
 Jupiter MOID = 2.36825 au 
 T_jup = 3.446 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457024.5 (2015-Jan-02.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03214041018124637 4.4626e-08  
q 2.447696437241967 1.1529e-07 au
tp 2457594.808931458201
(2016-Jul-25.30893146)
0.00036245 TDB
node 87.09213321998537 5.4355e-05 deg
peri 69.98591012545202 0.00010496 deg
i 5.008108414813507 5.7936e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49206  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:26:19  

Additional Information
 Jupiter MOID = 2.36825 au 
 T_jup = 3.446 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.991520676049551E-15 -5.070208983902099E-15 -2.859153480741928E-12 5.922157653542185E-15 -6.799404062832242E-13 2.79683895913765E-15
q -5.070208983902099E-15 1.329132826628902E-14 7.701156958614894E-12 -1.473609377105297E-14 1.801332545308019E-12 -6.61275585304045E-15
tp -2.859153480741928E-12 7.701156958614894E-12 1.313694618262988E-7 -2.303325649631328E-10 3.255841876346739E-8 -9.032591936225344E-12
node 5.922157653542185E-15 -1.473609377105297E-14 -2.303325649631328E-10 2.954488458514869E-9 -2.99965865320562E-9 1.245219341308162E-11
peri -6.799404062832242E-13 1.801332545308019E-12 3.255841876346739E-8 -2.99965865320562E-9 1.101754282284017E-8 -1.464466009170903E-11
i 2.79683895913765E-15 -6.61275585304045E-15 -9.032591936225344E-12 1.245219341308162E-11 -1.464466009170903E-11 3.356609683123894E-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 16.3   n/a MPO413071  

215709 (2004 BV21)          Discovered 2004-Jan-19 by LONEOS at Anderson Mesa
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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