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452476 (2004 BZ81)
Classification: Main-belt Asteroid          SPK-ID: 2452476
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06422304156468575 8.1995e-08  
a 2.58036967775333 3.0461e-08 au
q 2.414650488686723 2.105e-07 au
i 1.383065016612904 9.3026e-06 deg
node 307.3119928756488 0.00042231 deg
peri 205.9693263331974 0.00043085 deg
M 308.9644500194524 8.946e-05 deg
tp 2459215.130590332235
(2020-Dec-31.63059033)
0.00037778 TDB
period 1513.984125752645
4.15
2.6809e-05
7.34e-08
d
yr
n .2377832064923625 4.2105e-09 deg/d
Q 2.746088866819937 3.2417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      7231 days (19.80 yr)  
   first obs. used      2000-02-01  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59552  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:10:24  

Additional Information
 Earth MOID = 1.4248 au 
 Jupiter MOID = 2.23738 au 
 T_jup = 3.422 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456974.5 (2014-Nov-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06346301425059352 8.2619e-08  
q 2.416667175944326 2.1184e-07 au
tp 2457705.231500790158
(2016-Nov-12.73150079)
0.00036995 TDB
node 307.4748801298148 0.00042203 deg
peri 206.7114684731037 0.00043068 deg
i 1.383746493488685 9.3024e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      7231 days (19.80 yr)  
   first obs. used      2000-02-01  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59552  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 23:10:24  

Additional Information
 Jupiter MOID = 2.23738 au 
 T_jup = 3.422 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.825897927923129E-15 -1.734489909036363E-14 4.640305270690783E-12 8.816266311668656E-14 1.089429247991993E-12 -1.367987498662654E-15
q -1.734489909036363E-14 4.487496590514119E-14 -8.400553173844162E-12 -2.124229399371941E-13 -2.072380932580797E-12 4.157627975084881E-15
tp 4.640305270690783E-12 -8.400553173844162E-12 1.368646778144333E-7 4.880523322725026E-10 3.186769762986338E-8 -1.128188015543909E-13
node 8.816266311668656E-14 -2.124229399371941E-13 4.880523322725026E-10 1.781099687363175E-7 -1.779411055525799E-7 -3.146314218006738E-10
peri 1.089429247991993E-12 -2.072380932580797E-12 3.186769762986338E-8 -1.779411055525799E-7 1.854822333844355E-7 3.144260267520324E-10
i -1.367987498662654E-15 4.157627975084881E-15 -1.128188015543909E-13 -3.146314218006738E-10 3.144260267520324E-10 8.653531574784364E-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 MPO456154  

452476 (2004 BZ81)          Discovered 2004-Jan-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-01-04

Alternate Designations
 2004 BZ81 = 2000 CY126 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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