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JPL Small-Body Database Browser
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56881 (2000 QE122)
Classification: Outer Main-belt Asteroid          SPK-ID: 2056881
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278777495469183 3.5278e-08  
a 3.409659214210709 2.8775e-08 au
q 2.97363966717553 1.2897e-07 au
i 14.91019527018865 5.1286e-06 deg
node 194.5010857499279 1.4736e-05 deg
peri 242.8122164998963 2.4705e-05 deg
M 280.9122068833299 2.0013e-05 deg
tp 2459105.709891656450
(2020-Sep-13.20989166)
0.00012923 TDB
period 2299.666659404943
6.30
2.9111e-05
7.97e-08
d
yr
n .1565444272228362 1.9816e-09 deg/d
Q 3.845678761245888 3.2454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      881  
   data-arc span      8275 days (22.66 yr)  
   first obs. used      1997-04-03  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49934  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:47:25  

Additional Information
 Earth MOID = 2.02348 au 
 Jupiter MOID = 1.7193 au 
 T_jup = 3.078 
[ 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 13.8   n/a MPO417216  
diameter diameter 10.714 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.002 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56881 (2000 QE122)          Discovered 2000-Aug-25 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 QE122 = 1997 GK19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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