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213755 (2003 AM2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2213755
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0561599621199704 4.1074e-08  
a 1.956973002042623 9.4624e-09 au
q 1.847069472378105 8.1234e-08 au
i 17.54940383165744 4.854e-06 deg
node 273.999306553474 1.5921e-05 deg
peri 344.7917058444683 4.8807e-05 deg
M 55.24216769824172 4.6161e-05 deg
tp 2459047.058127592645
(2020-Jul-16.55812759)
0.00012828 TDB
period 999.9439987291803
2.74
7.2524e-06
1.986e-08
d
yr
n .3600201615865696 2.6112e-09 deg/d
Q 2.066876531707142 9.9938e-09 au
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      6442 days (17.64 yr)  
   first obs. used      2002-12-01  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:57  

Additional Information
 Earth MOID = .831508 au 
 Jupiter MOID = 3.02439 au 
 T_jup = 3.826 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457255.5 (2015-Aug-21.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05594873340342423 4.107e-08  
q 1.847385235089817 8.1169e-08 au
tp 2457047.816204947997
(2015-Jan-25.31620495)
0.00013048 TDB
node 274.0322538073005 1.5922e-05 deg
peri 344.8866805692023 4.8979e-05 deg
i 17.5487408566024 4.8538e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      6442 days (17.64 yr)  
   first obs. used      2002-12-01  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55034  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:57  

Additional Information
 Jupiter MOID = 3.02439 au 
 T_jup = 3.826 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.686756720475656E-15 -3.313580286146069E-15 1.597927329881987E-14 -3.140528016163511E-16 -1.131790437249449E-14 3.495841256459358E-15
q -3.313580286146069E-15 6.588368804670485E-15 -2.32435454909138E-13 2.378471605843262E-15 -4.522103752648751E-14 -6.203683656255135E-15
tp 1.597927329881987E-14 -2.32435454909138E-13 1.702400257149284E-8 -1.086730510470444E-11 6.058714876442576E-9 -2.318414500079749E-11
node -3.140528016163511E-16 2.378471605843262E-15 -1.086730510470444E-11 2.53506475602945E-10 -2.453038211839838E-10 2.967009216498563E-12
peri -1.131790437249449E-14 -4.522103752648751E-14 6.058714876442576E-9 -2.453038211839838E-10 2.398909463777453E-9 -1.098961585047684E-11
i 3.495841256459358E-15 -6.203683656255135E-15 -2.318414500079749E-11 2.967009216498563E-12 -1.098961585047684E-11 2.355964604954885E-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 16.68   n/a E2021B55  

213755 (2003 AM2)          Discovered 2003-Jan-01 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2003 AM2 = 2004 RY111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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