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134134 Kristoferdrozd (2005 AU21)
Classification: Main-belt Asteroid          SPK-ID: 2134134
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07669561940025542 5.4437e-08  
a 3.111939008399871 3.0771e-08 au
q 2.873266918614827 1.7463e-07 au
i 6.713965060547364 4.4391e-06 deg
node 93.60344026164408 4.5459e-05 deg
peri 83.78766089289725 5.4479e-05 deg
M 278.5682167023461 3.2352e-05 deg
tp 2459654.061817150860
(2022-Mar-15.56181715)
0.00018322 TDB
period 2005.141574481692
5.49
2.974e-05
8.142e-08
d
yr
n .179538444856721 2.6629e-09 deg/d
Q 3.350611098184916 3.3131e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      2000-03-05  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56356  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:59:17  

Additional Information
 Earth MOID = 1.88702 au 
 Jupiter MOID = 1.653 au 
 T_jup = 3.204 
[ 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 15.1   n/a MPO453826  
diameter diameter 5.223 km 0.311 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134134 Kristoferdrozd           Discovered 2005 Jan. 6 by the Catalina Sky Survey.
Kristofer Drozd (b. 1993) is a systems engineering graduate student at the University of Arizona. On the OSIRIS-REx asteroid sample return mission, he was on the team tasked with testing the performance of the stereophotoclinometry software used for mapping and optical navigation.
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 2017-01-12Last Updated: 2017-01-17

[ show close-approach data ]
Alternate Designations
 2005 AU21 = 2000 ED184 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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