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22000 (1999 XF40)
Classification: Main-belt Asteroid          SPK-ID: 2022000
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07668494896057565 4.1594e-08  
a 3.182912934937376 2.005e-08 au
q 2.938831418975747 1.3283e-07 au
i 3.073319013641254 4.0754e-06 deg
node 87.01991464661073 8.2727e-05 deg
peri 113.5705419842026 8.7114e-05 deg
M 103.9853493676259 2.6346e-05 deg
tp 2458601.391860318203
(2019-Apr-27.89186032)
0.00015229 TDB
period 2074.128053587082
5.68
1.9598e-05
5.366e-08
d
yr
n .1735669113473496 1.64e-09 deg/d
Q 3.426994450899004 2.1587e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1365  
   data-arc span      10641 days (29.13 yr)  
   first obs. used      1991-06-03  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:53:43  

Additional Information
 Earth MOID = 1.93679 au 
 Jupiter MOID = 1.53204 au 
 T_jup = 3.192 
[ 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 13.7   n/a MPO474055  
diameter diameter 9.849 km 0.196 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22000 (1999 XF40)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XF40 = 1993 TZ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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