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10063 Erinleeryan (1988 SZ2)
Classification: Outer Main-belt Asteroid          SPK-ID: 2010063
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03244661949084787 4.6604e-08  
a 3.980211897480704 3.645e-08 au
q 3.851067476550202 1.7959e-07 au
i 2.986993302486058 4.2013e-06 deg
node 123.89423214096 9.2639e-05 deg
peri 51.68780564732398 0.00011002 deg
M 200.5734077828016 6.137e-05 deg
tp 2460484.946381104508
(2024-Jun-23.44638110)
0.00050297 TDB
period 2900.398802777274
7.94
3.9842e-05
1.091e-07
d
yr
n .1241208621570531 1.705e-09 deg/d
Q 4.109356318411207 3.7633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1383  
   data-arc span      14355 days (39.30 yr)  
   first obs. used      1981-10-24  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49707  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 21:49:30  

Additional Information
 Earth MOID = 2.85578 au 
 Jupiter MOID = .854614 au 
 T_jup = 3.053 
[ 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 12.78   n/a E2021B10  

10063 Erinleeryan           Discovered 1988 Sept. 16 by S. J. Bus at Cerro Tololo.
Erin Lee Ryan (b. 1981) is a research scientist with the SETI Institute whose work includes spectral and lightcurve observations of the Hilda asteroids.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2017-03-12Last Updated: 2017-04-19

[ show close-approach data ]
Alternate Designations
 1988 SZ2 = 1981 UD27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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