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101550 (1999 AE)
Classification: Main-belt Asteroid          SPK-ID: 2101550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2269911215080727 3.3711e-08  
a 2.35188918996056 8.0337e-09 au
q 1.8180312250687 8.0943e-08 au
i 3.977975645420756 3.7533e-06 deg
node 265.9376365519802 6.9857e-05 deg
peri 141.7630572531428 7.0872e-05 deg
M 72.40249931345276 1.3081e-05 deg
tp 2458935.543384096465
(2020-Mar-27.04338410)
4.7043e-05 TDB
period 1317.418357511723
3.61
6.7501e-06
1.848e-08
d
yr
n .2732617151926976 1.4001e-09 deg/d
Q 2.88574715485242 9.8573e-09 au
  Orbit Determination Parameters
   # obs. used (total)      848  
   data-arc span      8155 days (22.33 yr)  
   first obs. used      1998-11-16  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54401  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:37:19  

Additional Information
 Earth MOID = .829297 au 
 Jupiter MOID = 2.50987 au 
 T_jup = 3.519 
[ show covariance matrix ]

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 15.6   n/a MPO502726  
diameter diameter 4.431 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101550 (1999 AE)          Discovered 1999-Jan-05 by Korlevic, K. at Visnjan
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 AE = 2001 PU22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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