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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1133608650231275 8.5225e-08  
a 3.189538317880529 4.8523e-08 au
q 2.827969495141181 2.8707e-07 au
i 13.22344277431728 9.5527e-06 deg
node 327.5336201990651 2.246e-05 deg
peri 353.9066699474906 3.3134e-05 deg
M 225.1054091488884 2.4763e-05 deg
tp 2459380.118609643446
(2021-Jun-14.61860964)
0.00015131 TDB
period 2080.607515103543
5.70
4.7479e-05
1.3e-07
d
yr
n .1730263864696674 3.9484e-09 deg/d
Q 3.551107140619877 5.4024e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:49:39  

Additional Information
 Earth MOID = 1.81509 au 
 Jupiter MOID = 1.78687 au 
 T_jup = 3.146 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457112.5 (2015-Mar-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1125397105649412 8.5168e-08  
q 2.832643184395182 2.8698e-07 au
tp 2457300.968195608246
(2015-Oct-05.46819561)
0.00013521 TDB
node 327.5541016080987 2.2461e-05 deg
peri 354.3298626260871 3.3299e-05 deg
i 13.22021630623354 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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54801  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:49:39  

Additional Information
 Jupiter MOID = 1.78687 au 
 T_jup = 3.146 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.25353232693237E-15 -2.418556153956276E-14 -1.500610572527068E-12 2.015835078097602E-14 -2.731338356403272E-13 -1.981484081217178E-15
q -2.418556153956276E-14 8.235474096608786E-14 6.059301314585104E-12 -7.416521959017187E-14 1.063216561134792E-12 1.236920899004187E-14
tp -1.500610572527068E-12 6.059301314585104E-12 1.828199099308286E-8 -5.762414952030124E-12 3.339975422522753E-9 -7.391198237901369E-12
node 2.015835078097602E-14 -7.416521959017187E-14 -5.762414952030124E-12 5.045002237563097E-10 -4.913847703921724E-10 -2.702963412749929E-11
peri -2.731338356403272E-13 1.063216561134792E-12 3.339975422522753E-9 -4.913847703921724E-10 1.108847746093981E-9 2.49037880816057E-11
i -1.981484081217178E-15 1.236920899004187E-14 -7.391198237901369E-12 -2.702963412749929E-11 2.49037880816057E-11 9.120909718163977E-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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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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