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46684 (1997 AX8)
Classification: Main-belt Asteroid          SPK-ID: 2046684
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .146572016552194 4.4231e-08  
a 2.250727402570641 8.1312e-09 au
q 1.92083374846658 9.8956e-08 au
i 4.952574443728177 3.9384e-06 deg
node 136.0661071736413 6.1478e-05 deg
peri 218.906518811396 6.3363e-05 deg
M 336.0915183032409 1.4958e-05 deg
tp 2458682.409122073272
(2019-Jul-17.90912207)
5.1222e-05 TDB
period 1233.339879979705
3.38
6.6836e-06
1.83e-08
d
yr
n .2918903425112013 1.5818e-09 deg/d
Q 2.580621056674701 9.3231e-09 au
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      8362 days (22.89 yr)  
   first obs. used      1997-01-02  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48031  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 03:18:59  

Additional Information
 Earth MOID = .917571 au 
 Jupiter MOID = 2.84196 au 
 T_jup = 3.608 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO257184  
diameter diameter 1.784 km 0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.242   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46684 (1997 AX8)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AX8 = 2000 AO80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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