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21013 (1988 RW10)
Classification: Main-belt Asteroid          SPK-ID: 2021013
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1467204380133605 4.5682e-08  
a 3.077144819157205 1.9112e-08 au
q 2.625664783459917 1.4848e-07 au
i .4562404398440748 4.1918e-06 deg
node 334.7372453608127 0.00051764 deg
peri 32.49457286713734 0.00051782 deg
M 12.35086018188399 1.4559e-05 deg
tp 2459328.858218813351
(2021-Apr-24.35821881)
7.9453e-05 TDB
period 1971.606905801686
5.40
1.8369e-05
5.029e-08
d
yr
n .1825921784614659 1.7011e-09 deg/d
Q 3.528624854854493 2.1917e-08 au
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      11987 days (32.82 yr)  
   first obs. used      1988-09-14  
   last obs. used      2021-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:47:48  

Additional Information
 Earth MOID = 1.62362 au 
 Jupiter MOID = 1.93688 au 
 T_jup = 3.212 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456976.5 (2014-Nov-15.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1514789712939 4.5493e-08  
q 2.610027087844242 1.4862e-07 au
tp 2457360.811410496437
(2015-Dec-04.31141050)
7.1206e-05 TDB
node 335.1441825770455 0.00051742 deg
peri 32.86443732745235 0.00051758 deg
i .4572216305229657 4.1893e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      948  
   data-arc span      11987 days (32.82 yr)  
   first obs. used      1988-09-14  
   last obs. used      2021-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54327  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 21:47:48  

Additional Information
 Jupiter MOID = 1.93688 au 
 T_jup = 3.212 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.06961164067738E-15 -6.729240071331316E-15 -3.598077980847799E-13 1.130444305810819E-14 -3.96087748133692E-15 -1.309708500324326E-17
q -6.729240071331316E-15 2.208655909337391E-14 1.351121036972159E-12 -3.982933852420412E-14 3.820733277931109E-14 9.989266262684498E-17
tp -3.598077980847799E-13 1.351121036972159E-12 5.070232472572419E-9 -1.286963560593587E-11 9.511931610909076E-10 1.953389006935043E-13
node 1.130444305810819E-14 -3.982933852420412E-14 -1.286963560593587E-11 2.677218109295724E-7 -2.677148887717442E-7 2.074498776255333E-10
peri -3.96087748133692E-15 3.820733277931109E-14 9.511931610909076E-10 -2.677148887717442E-7 2.678938524810985E-7 -2.074090838384027E-10
i -1.309708500324326E-17 9.989266262684498E-17 1.953389006935043E-13 2.074498776255333E-10 -2.074090838384027E-10 1.754993891809428E-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 14.67   n/a MPCxxxxx  
diameter diameter 5.969 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21013 (1988 RW10)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1988 RW10 = 1993 OJ4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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