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35422 (1998 AF7)
Classification: Main-belt Asteroid          SPK-ID: 2035422
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106976610597254 3.594e-08  
a 2.319829654090374 1.077e-08 au
q 2.071662140532786 8.4796e-08 au
i 7.829960134323393 4.0187e-06 deg
node 99.95451636817403 3.2259e-05 deg
peri 160.1399099120984 3.947e-05 deg
M 225.4885709759201 2.4721e-05 deg
tp 2459082.713379530589
(2020-Aug-21.21337953)
9.0419e-05 TDB
period 1290.572986180491
3.53
8.9873e-06
2.461e-08
d
yr
n .2789458665684892 1.9425e-09 deg/d
Q 2.567997167647962 1.1922e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1110  
   data-arc span      10282 days (28.15 yr)  
   first obs. used      1991-01-11  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53416  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:47:00  

Additional Information
 Earth MOID = 1.05744 au 
 Jupiter MOID = 2.49045 au 
 T_jup = 3.558 
[ 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 14.9   n/a MPO426140  
diameter diameter 2.424 km 0.448 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.434   0.248 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35422 (1998 AF7)          Discovered 1998-Jan-05 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AF7 = 1999 LC26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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