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351247 (2004 RT57)
Classification: Main-belt Asteroid          SPK-ID: 2351247
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140376294842674 8.5181e-08  
a 3.193246226193008 4.7813e-08 au
q 2.829095996198375 2.8824e-07 au
i 13.22513207145344 9.5541e-06 deg
node 327.5103212774205 2.2443e-05 deg
peri 353.4031890711579 3.2951e-05 deg
M 329.4265868846971 2.5624e-05 deg
tp 2459377.506193260747
(2021-Jun-12.00619326)
0.00015034 TDB
period 2084.23669720978
5.71
4.6811e-05
1.282e-07
d
yr
n .1727251038626951 3.8794e-09 deg/d
Q 3.557396456187641 5.3265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5352 days (14.65 yr)  
   first obs. used      2004-08-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:57:35  

Additional Information
 Earth MOID = 1.81512 au 
 Jupiter MOID = 1.78302 au 
 T_jup = 3.145 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457112.5 (2015-Mar-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125396795976263 8.5168e-08  
q 2.832643305773428 2.8698e-07 au
tp 2457300.968339267279
(2015-Oct-05.46833927)
0.00013521 TDB
node 327.5540999649382 2.2461e-05 deg
peri 354.3298914774452 3.3299e-05 deg
i 13.22021791125331 9.5503e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5352 days (14.65 yr)  
   first obs. used      2004-08-11  
   last obs. used      2019-04-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:57:35  

Additional Information
 Jupiter MOID = 1.78302 au 
 T_jup = 3.145 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.253530669393056E-15 -2.418555583455952E-14 -1.500617451272514E-12 2.015837902637186E-14 -2.731349791462806E-13 -1.981481668145522E-15
q -2.418555583455952E-14 8.2354721389613E-14 6.059324634179599E-12 -7.416529592322879E-14 1.063220385086324E-12 1.236920243259952E-14
tp -1.500617451272514E-12 6.059324634179599E-12 1.82820070536009E-8 -5.762412326893082E-12 3.339978132524729E-9 -7.39118432538462E-12
node 2.015837902637186E-14 -7.416529592322879E-14 -5.762412326893082E-12 5.045001235639371E-10 -4.913846694215386E-10 -2.702961307560689E-11
peri -2.731349791462806E-13 1.063220385086324E-12 3.339978132524729E-9 -4.913846694215386E-10 1.108848101556494E-9 2.490376949109524E-11
i -1.981481668145522E-15 1.236920243259952E-14 -7.39118432538462E-12 -2.702961307560689E-11 2.490376949109524E-11 9.120909067579611E-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 15.3   n/a MPO437487  
diameter diameter 4.825 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

351247 (2004 RT57)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

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