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22629 (1998 KF40)
Classification: Main-belt Asteroid          SPK-ID: 2022629
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 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1158161036932159 1.8094e-08  
a 2.607902001274264 9.7694e-09 au
q 2.305864952672939 4.7894e-08 au
i 12.46555579595328 7.6914e-07 deg
node 225.772750125367 1.6716e-06 deg
peri 268.4664806710537 1.3241e-05 deg
M 225.8434068723302 1.513e-05 deg
tp 2459773.751036256787
(2022-Jul-13.25103626)
6.6216e-05 TDB
period 1538.279768747941
4.21
8.6438e-06
2.367e-08
d
yr
n .2340276504403464 1.315e-09 deg/d
Q 2.90993904987559 1.0901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2316  
   data-arc span      10762 days (29.46 yr)  
   first obs. used      1991-08-18  
   last obs. used      2021-02-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42018  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:08:25  

Additional Information
 Earth MOID = 1.35989 au 
 Jupiter MOID = 2.25777 au 
 T_jup = 3.368 
[ 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 13.02   n/a E2021B10  
diameter diameter 6.777 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.246   0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

22629 (1998 KF40)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KF40 = 1999 RX194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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