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129096 Andrewleung (2004 XU1)
Classification: Main-belt Asteroid          SPK-ID: 2129096
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432092251741345 6.656e-08  
a 3.079492086492875 3.7156e-08 au
q 2.638480410856352 2.2154e-07 au
i 8.145726761745475 8.3858e-06 deg
node 307.7107861511061 3.7143e-05 deg
peri 69.41836586098769 4.7031e-05 deg
M 349.583929381429 3.1805e-05 deg
tp 2459057.610831115294
(2020-Jul-27.11083112)
0.00017487 TDB
period 1973.863269019032
5.40
3.5724e-05
9.781e-08
d
yr
n .1823834536314728 3.3009e-09 deg/d
Q 3.520503762129398 4.2477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      7685 days (21.04 yr)  
   first obs. used      1998-08-17  
   last obs. used      2019-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54638  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:24:02  

Additional Information
 Earth MOID = 1.65341 au 
 Jupiter MOID = 2.04605 au 
 T_jup = 3.197 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO493739  
diameter diameter 3.868 km 0.376 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.129   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129096 Andrewleung           Discovered 2004 Dec. 1 by the Catalina Sky Survey.
Andrew Leung (b. 1986) is the EPS ATLO Lead for the OSIRIS-REx Asteroid Sample Return Mission. Prior to serving in this role, he was the PDDU CPE delegate, SASM and BCM Card Lead for OSIRIS-REx, and a card level electronics engineer for the ISIS airship program.
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 2016-08-18Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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