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213777 (2003 EN10)
Classification: Main-belt Asteroid          SPK-ID: 2213777
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1254151362113334 5.2759e-08  
a 3.155733834657101 3.1446e-08 au
q 2.759957045936868 1.5835e-07 au
i 3.760553980018511 5.0792e-06 deg
node 242.5117499935897 7.9707e-05 deg
peri 288.3435221323562 8.2441e-05 deg
M 60.10831837445343 1.8869e-05 deg
tp 2458858.614207529691
(2020-Jan-10.11420753)
0.00010748 TDB
period 2047.618176948052
5.61
3.0606e-05
8.379e-08
d
yr
n .1758140282465041 2.6279e-09 deg/d
Q 3.551510623377335 3.539e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      6778 days (18.56 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:03  

Additional Information
 Earth MOID = 1.76832 au 
 Jupiter MOID = 1.45406 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457311.5 (2015-Oct-16.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266164101349293 5.2716e-08  
q 2.75644862985984 1.5839e-07 au
tp 2456807.142490322970
(2014-May-29.64249032)
0.00011207 TDB
node 242.5526380495409 7.9724e-05 deg
peri 287.8858966916706 8.2404e-05 deg
i 3.76023269817776 5.079e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      6778 days (18.56 yr)  
   first obs. used      2001-11-20  
   last obs. used      2020-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:03  

Additional Information
 Jupiter MOID = 1.45406 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.778953208900027E-15 -8.240349873226854E-15 8.174863901920138E-14 1.429663582141119E-16 4.447275817272698E-14 -2.039496221067713E-15
q -8.240349873226854E-15 2.50877547234717E-14 -1.223583990960816E-12 -5.110101780879061E-15 -2.782380925238119E-13 6.268917977092217E-15
tp 8.174863901920138E-14 -1.223583990960816E-12 1.255896210525889E-8 5.283952370852606E-12 2.366576294084695E-9 1.983409471742151E-13
node 1.429663582141119E-16 -5.110101780879061E-15 5.283952370852606E-12 6.355880601786702E-9 -6.341576007435854E-9 -1.01593833380576E-10
peri 4.447275817272698E-14 -2.782380925238119E-13 2.366576294084695E-9 -6.341576007435854E-9 6.790458542943992E-9 1.013973993952331E-10
i -2.039496221067713E-15 6.268917977092217E-15 1.983409471742151E-13 -1.01593833380576E-10 1.013973993952331E-10 2.579605898966072E-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 15.34   n/a E2021B55  
diameter diameter 6.449 km 0.340 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.042   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213777 (2003 EN10)          Discovered 2003-Mar-06 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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