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70007 (1998 XX40)
Classification: Main-belt Asteroid          SPK-ID: 2070007
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09531614810421001 3.9344e-08  
a 3.180488777576236 2.6173e-08 au
q 2.877336838209002 1.304e-07 au
i 12.93285637656338 5.5793e-06 deg
node 295.408867296949 2.3103e-05 deg
peri 124.4234045479755 4.3169e-05 deg
M 299.5905330136615 3.8705e-05 deg
tp 2459348.149597706712
(2021-May-13.64959771)
0.00022458 TDB
period 2071.758971200982
5.67
2.5573e-05
7.002e-08
d
yr
n .173765387288904 2.1449e-09 deg/d
Q 3.483640716943471 2.8667e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      10086 days (27.61 yr)  
   first obs. used      1992-12-23  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50913  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 06:24:55  

Additional Information
 Earth MOID = 1.91446 au 
 Jupiter MOID = 1.80569 au 
 T_jup = 3.153 
[ 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 13.5   n/a MPO449442  
diameter diameter 11.540 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70007 (1998 XX40)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 XX40 = 2000 GF167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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